Phase 2: scaffold Waiter PWA — React+Vite, PWA manifest, all pages and components

2026-04-20 12:03:26 +03:00
parent 803358e52c
commit 36cc67dbbc
30 changed files with 8129 additions and 0 deletions
--- a/waiter_pwa/.env.example
+++ b/waiter_pwa/.env.example
@@ -0,0 +1 @@
+VITE_API_URL=http://192.168.1.10:8000
--- a/waiter_pwa/.gitignore
+++ b/waiter_pwa/.gitignore
@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?
--- a/waiter_pwa/index.html
+++ b/waiter_pwa/index.html
@@ -0,0 +1,13 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>waiter_pwa</title>
+  </head>
+  <body>
+    <div id="root"></div>
+    <script type="module" src="/src/main.jsx"></script>
+  </body>
+</html>
--- a/waiter_pwa/package-lock.json
+++ b/waiter_pwa/package-lock.json
--- a/waiter_pwa/package.json
+++ b/waiter_pwa/package.json
@@ -0,0 +1,32 @@
+{
+  "name": "waiter_pwa",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "lint": "eslint .",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "axios": "^1.15.1",
+    "react": "^19.2.5",
+    "react-dom": "^19.2.5",
+    "react-router-dom": "^7.14.1",
+    "vite-plugin-pwa": "^1.2.0",
+    "workbox-window": "^7.4.0",
+    "zustand": "^5.0.12"
+  },
+  "devDependencies": {
+    "@eslint/js": "^9.39.4",
+    "@types/react": "^19.2.14",
+    "@types/react-dom": "^19.2.3",
+    "@vitejs/plugin-react": "^6.0.1",
+    "eslint": "^9.39.4",
+    "eslint-plugin-react-hooks": "^7.1.1",
+    "eslint-plugin-react-refresh": "^0.5.2",
+    "globals": "^17.5.0",
+    "vite": "^8.0.9"
+  }
+}
--- a/waiter_pwa/public/favicon.svg
+++ b/waiter_pwa/public/favicon.svg
--- a/waiter_pwa/public/icons.svg
+++ b/waiter_pwa/public/icons.svg
@@ -0,0 +1,24 @@
+<svg xmlns="http://www.w3.org/2000/svg">
+  <symbol id="bluesky-icon" viewBox="0 0 16 17">
+    <g clip-path="url(#bluesky-clip)"><path fill="#08060d" d="M7.75 7.735c-.693-1.348-2.58-3.86-4.334-5.097-1.68-1.187-2.32-.981-2.74-.79C.188 2.065.1 2.812.1 3.251s.241 3.602.398 4.13c.52 1.744 2.367 2.333 4.07 2.145-2.495.37-4.71 1.278-1.805 4.512 3.196 3.309 4.38-.71 4.987-2.746.608 2.036 1.307 5.91 4.93 2.746 2.72-2.746.747-4.143-1.747-4.512 1.702.189 3.55-.4 4.07-2.145.156-.528.397-3.691.397-4.13s-.088-1.186-.575-1.406c-.42-.19-1.06-.395-2.741.79-1.755 1.24-3.64 3.752-4.334 5.099"/></g>
+    <defs><clipPath id="bluesky-clip"><path fill="#fff" d="M.1.85h15.3v15.3H.1z"/></clipPath></defs>
+  </symbol>
+  <symbol id="discord-icon" viewBox="0 0 20 19">
+    <path fill="#08060d" d="M16.224 3.768a14.5 14.5 0 0 0-3.67-1.153c-.158.286-.343.67-.47.976a13.5 13.5 0 0 0-4.067 0c-.128-.306-.317-.69-.476-.976A14.4 14.4 0 0 0 3.868 3.77C1.546 7.28.916 10.703 1.231 14.077a14.7 14.7 0 0 0 4.5 2.306q.545-.748.965-1.587a9.5 9.5 0 0 1-1.518-.74q.191-.14.372-.293c2.927 1.369 6.107 1.369 8.999 0q.183.152.372.294-.723.437-1.52.74.418.838.963 1.588a14.6 14.6 0 0 0 4.504-2.308c.37-3.911-.63-7.302-2.644-10.309m-9.13 8.234c-.878 0-1.599-.82-1.599-1.82 0-.998.705-1.82 1.6-1.82.894 0 1.614.82 1.599 1.82.001 1-.705 1.82-1.6 1.82m5.91 0c-.878 0-1.599-.82-1.599-1.82 0-.998.705-1.82 1.6-1.82.893 0 1.614.82 1.599 1.82 0 1-.706 1.82-1.6 1.82"/>
+  </symbol>
+  <symbol id="documentation-icon" viewBox="0 0 21 20">
+    <path fill="none" stroke="#aa3bff" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.35" d="m15.5 13.333 1.533 1.322c.645.555.967.833.967 1.178s-.322.623-.967 1.179L15.5 18.333m-3.333-5-1.534 1.322c-.644.555-.966.833-.966 1.178s.322.623.966 1.179l1.534 1.321"/>
+    <path fill="none" stroke="#aa3bff" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.35" d="M17.167 10.836v-4.32c0-1.41 0-2.117-.224-2.68-.359-.906-1.118-1.621-2.08-1.96-.599-.21-1.349-.21-2.848-.21-2.623 0-3.935 0-4.983.369-1.684.591-3.013 1.842-3.641 3.428C3 6.449 3 7.684 3 10.154v2.122c0 2.558 0 3.838.706 4.726q.306.383.713.671c.76.536 1.79.64 3.581.66"/>
+    <path fill="none" stroke="#aa3bff" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.35" d="M3 10a2.78 2.78 0 0 1 2.778-2.778c.555 0 1.209.097 1.748-.047.48-.129.854-.503.982-.982.145-.54.048-1.194.048-1.749a2.78 2.78 0 0 1 2.777-2.777"/>
+  </symbol>
+  <symbol id="github-icon" viewBox="0 0 19 19">
+    <path fill="#08060d" fill-rule="evenodd" d="M9.356 1.85C5.05 1.85 1.57 5.356 1.57 9.694a7.84 7.84 0 0 0 5.324 7.44c.387.079.528-.168.528-.376 0-.182-.013-.805-.013-1.454-2.165.467-2.616-.935-2.616-.935-.349-.91-.864-1.143-.864-1.143-.71-.48.051-.48.051-.48.787.051 1.2.805 1.2.805.695 1.194 1.817.857 2.268.649.064-.507.27-.857.49-1.052-1.728-.182-3.545-.857-3.545-3.87 0-.857.31-1.558.8-2.104-.078-.195-.349-1 .077-2.078 0 0 .657-.208 2.14.805a7.5 7.5 0 0 1 1.946-.26c.657 0 1.328.092 1.946.26 1.483-1.013 2.14-.805 2.14-.805.426 1.078.155 1.883.078 2.078.502.546.799 1.247.799 2.104 0 3.013-1.818 3.675-3.558 3.87.284.247.528.714.528 1.454 0 1.052-.012 1.896-.012 2.156 0 .208.142.455.528.377a7.84 7.84 0 0 0 5.324-7.441c.013-4.338-3.48-7.844-7.773-7.844" clip-rule="evenodd"/>
+  </symbol>
+  <symbol id="social-icon" viewBox="0 0 20 20">
+    <path fill="none" stroke="#aa3bff" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.35" d="M12.5 6.667a4.167 4.167 0 1 0-8.334 0 4.167 4.167 0 0 0 8.334 0"/>
+    <path fill="none" stroke="#aa3bff" stroke-linecap="round" stroke-linejoin="round" stroke-width="1.35" d="M2.5 16.667a5.833 5.833 0 0 1 8.75-5.053m3.837.474.513 1.035c.07.144.257.282.414.309l.93.155c.596.1.736.536.307.965l-.723.73a.64.64 0 0 0-.152.531l.207.903c.164.715-.213.991-.84.618l-.872-.52a.63.63 0 0 0-.577 0l-.872.52c-.624.373-1.003.094-.84-.618l.207-.903a.64.64 0 0 0-.152-.532l-.723-.729c-.426-.43-.289-.864.306-.964l.93-.156a.64.64 0 0 0 .412-.31l.513-1.034c.28-.562.735-.562 1.012 0"/>
+  </symbol>
+  <symbol id="x-icon" viewBox="0 0 19 19">
+    <path fill="#08060d" fill-rule="evenodd" d="M1.893 1.98c.052.072 1.245 1.769 2.653 3.77l2.892 4.114c.183.261.333.48.333.486s-.068.089-.152.183l-.522.593-.765.867-3.597 4.087c-.375.426-.734.834-.798.905a1 1 0 0 0-.118.148c0 .01.236.017.664.017h.663l.729-.83c.4-.457.796-.906.879-.999a692 692 0 0 0 1.794-2.038c.034-.037.301-.34.594-.675l.551-.624.345-.392a7 7 0 0 1 .34-.374c.006 0 .93 1.306 2.052 2.903l2.084 2.965.045.063h2.275c1.87 0 2.273-.003 2.266-.021-.008-.02-1.098-1.572-3.894-5.547-2.013-2.862-2.28-3.246-2.273-3.266.008-.019.282-.332 2.085-2.38l2-2.274 1.567-1.782c.022-.028-.016-.03-.65-.03h-.674l-.3.342a871 871 0 0 1-1.782 2.025c-.067.075-.405.458-.75.852a100 100 0 0 1-.803.91c-.148.172-.299.344-.99 1.127-.304.343-.32.358-.345.327-.015-.019-.904-1.282-1.976-2.808L6.365 1.85H1.8zm1.782.91 8.078 11.294c.772 1.08 1.413 1.973 1.425 1.984.016.017.241.02 1.05.017l1.03-.004-2.694-3.766L7.796 5.75 5.722 2.852l-1.039-.004-1.039-.004z" clip-rule="evenodd"/>
+  </symbol>
+</svg>
--- a/waiter_pwa/public/icons/icon-192.png
+++ b/waiter_pwa/public/icons/icon-192.png
--- a/waiter_pwa/public/icons/icon-512.png
+++ b/waiter_pwa/public/icons/icon-512.png
--- a/waiter_pwa/src/App.jsx
+++ b/waiter_pwa/src/App.jsx
@@ -0,0 +1,40 @@
+import { useEffect } from 'react'
+import { BrowserRouter, Routes, Route, Navigate, useNavigate } from 'react-router-dom'
+import useAuthStore from './store/authStore'
+import LoginPage from './pages/LoginPage'
+import TableListPage from './pages/TableListPage'
+import TableDetailPage from './pages/TableDetailPage'
+import AddItemsPage from './pages/AddItemsPage'
+import OfflinePage from './pages/OfflinePage'
+
+function ProtectedRoute({ children }) {
+  const token = useAuthStore(s => s.token)
+  if (!token) return <Navigate to="/login" replace />
+  return children
+}
+
+function OfflineListener() {
+  const navigate = useNavigate()
+  useEffect(() => {
+    const handler = () => navigate('/offline')
+    window.addEventListener('backend-offline', handler)
+    return () => window.removeEventListener('backend-offline', handler)
+  }, [navigate])
+  return null
+}
+
+export default function App() {
+  return (
+    <BrowserRouter>
+      <OfflineListener />
+      <Routes>
+        <Route path="/login" element={<LoginPage />} />
+        <Route path="/offline" element={<OfflinePage />} />
+        <Route path="/tables" element={<ProtectedRoute><TableListPage /></ProtectedRoute>} />
+        <Route path="/tables/:tableId" element={<ProtectedRoute><TableDetailPage /></ProtectedRoute>} />
+        <Route path="/tables/:tableId/add" element={<ProtectedRoute><AddItemsPage /></ProtectedRoute>} />
+        <Route path="*" element={<Navigate to="/tables" replace />} />
+      </Routes>
+    </BrowserRouter>
+  )
+}
--- a/waiter_pwa/src/api/client.js
+++ b/waiter_pwa/src/api/client.js
@@ -0,0 +1,23 @@
+import axios from 'axios'
+
+const BASE_URL = import.meta.env.VITE_API_URL || 'http://192.168.1.10:8000'
+
+const client = axios.create({ baseURL: BASE_URL })
+
+client.interceptors.request.use(config => {
+  const token = localStorage.getItem('token')
+  if (token) config.headers.Authorization = `Bearer ${token}`
+  return config
+})
+
+client.interceptors.response.use(
+  res => res,
+  err => {
+    if (!err.response) {
+      window.dispatchEvent(new Event('backend-offline'))
+    }
+    return Promise.reject(err)
+  }
+)
+
+export default client
--- a/waiter_pwa/src/assets/hero.png
+++ b/waiter_pwa/src/assets/hero.png
--- a/waiter_pwa/src/assets/react.svg
+++ b/waiter_pwa/src/assets/react.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="35.93" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 228"><path fill="#00D8FF" d="M210.483 73.824a171.49 171.49 0 0 0-8.24-2.597c.465-1.9.893-3.777 1.273-5.621c6.238-30.281 2.16-54.676-11.769-62.708c-13.355-7.7-35.196.329-57.254 19.526a171.23 171.23 0 0 0-6.375 5.848a155.866 155.866 0 0 0-4.241-3.917C100.759 3.829 77.587-4.822 63.673 3.233C50.33 10.957 46.379 33.89 51.995 62.588a170.974 170.974 0 0 0 1.892 8.48c-3.28.932-6.445 1.924-9.474 2.98C17.309 83.498 0 98.307 0 113.668c0 15.865 18.582 31.778 46.812 41.427a145.52 145.52 0 0 0 6.921 2.165a167.467 167.467 0 0 0-2.01 9.138c-5.354 28.2-1.173 50.591 12.134 58.266c13.744 7.926 36.812-.22 59.273-19.855a145.567 145.567 0 0 0 5.342-4.923a168.064 168.064 0 0 0 6.92 6.314c21.758 18.722 43.246 26.282 56.54 18.586c13.731-7.949 18.194-32.003 12.4-61.268a145.016 145.016 0 0 0-1.535-6.842c1.62-.48 3.21-.974 4.76-1.488c29.348-9.723 48.443-25.443 48.443-41.52c0-15.417-17.868-30.326-45.517-39.844Zm-6.365 70.984c-1.4.463-2.836.91-4.3 1.345c-3.24-10.257-7.612-21.163-12.963-32.432c5.106-11 9.31-21.767 12.459-31.957c2.619.758 5.16 1.557 7.61 2.4c23.69 8.156 38.14 20.213 38.14 29.504c0 9.896-15.606 22.743-40.946 31.14Zm-10.514 20.834c2.562 12.94 2.927 24.64 1.23 33.787c-1.524 8.219-4.59 13.698-8.382 15.893c-8.067 4.67-25.32-1.4-43.927-17.412a156.726 156.726 0 0 1-6.437-5.87c7.214-7.889 14.423-17.06 21.459-27.246c12.376-1.098 24.068-2.894 34.671-5.345a134.17 134.17 0 0 1 1.386 6.193ZM87.276 214.515c-7.882 2.783-14.16 2.863-17.955.675c-8.075-4.657-11.432-22.636-6.853-46.752a156.923 156.923 0 0 1 1.869-8.499c10.486 2.32 22.093 3.988 34.498 4.994c7.084 9.967 14.501 19.128 21.976 27.15a134.668 134.668 0 0 1-4.877 4.492c-9.933 8.682-19.886 14.842-28.658 17.94ZM50.35 144.747c-12.483-4.267-22.792-9.812-29.858-15.863c-6.35-5.437-9.555-10.836-9.555-15.216c0-9.322 13.897-21.212 37.076-29.293c2.813-.98 5.757-1.905 8.812-2.773c3.204 10.42 7.406 21.315 12.477 32.332c-5.137 11.18-9.399 22.249-12.634 32.792a134.718 134.718 0 0 1-6.318-1.979Zm12.378-84.26c-4.811-24.587-1.616-43.134 6.425-47.789c8.564-4.958 27.502 2.111 47.463 19.835a144.318 144.318 0 0 1 3.841 3.545c-7.438 7.987-14.787 17.08-21.808 26.988c-12.04 1.116-23.565 2.908-34.161 5.309a160.342 160.342 0 0 1-1.76-7.887Zm110.427 27.268a347.8 347.8 0 0 0-7.785-12.803c8.168 1.033 15.994 2.404 23.343 4.08c-2.206 7.072-4.956 14.465-8.193 22.045a381.151 381.151 0 0 0-7.365-13.322Zm-45.032-43.861c5.044 5.465 10.096 11.566 15.065 18.186a322.04 322.04 0 0 0-30.257-.006c4.974-6.559 10.069-12.652 15.192-18.18ZM82.802 87.83a323.167 323.167 0 0 0-7.227 13.238c-3.184-7.553-5.909-14.98-8.134-22.152c7.304-1.634 15.093-2.97 23.209-3.984a321.524 321.524 0 0 0-7.848 12.897Zm8.081 65.352c-8.385-.936-16.291-2.203-23.593-3.793c2.26-7.3 5.045-14.885 8.298-22.6a321.187 321.187 0 0 0 7.257 13.246c2.594 4.48 5.28 8.868 8.038 13.147Zm37.542 31.03c-5.184-5.592-10.354-11.779-15.403-18.433c4.902.192 9.899.29 14.978.29c5.218 0 10.376-.117 15.453-.343c-4.985 6.774-10.018 12.97-15.028 18.486Zm52.198-57.817c3.422 7.8 6.306 15.345 8.596 22.52c-7.422 1.694-15.436 3.058-23.88 4.071a382.417 382.417 0 0 0 7.859-13.026a347.403 347.403 0 0 0 7.425-13.565Zm-16.898 8.101a358.557 358.557 0 0 1-12.281 19.815a329.4 329.4 0 0 1-23.444.823c-7.967 0-15.716-.248-23.178-.732a310.202 310.202 0 0 1-12.513-19.846h.001a307.41 307.41 0 0 1-10.923-20.627a310.278 310.278 0 0 1 10.89-20.637l-.001.001a307.318 307.318 0 0 1 12.413-19.761c7.613-.576 15.42-.876 23.31-.876H128c7.926 0 15.743.303 23.354.883a329.357 329.357 0 0 1 12.335 19.695a358.489 358.489 0 0 1 11.036 20.54a329.472 329.472 0 0 1-11 20.722Zm22.56-122.124c8.572 4.944 11.906 24.881 6.52 51.026c-.344 1.668-.73 3.367-1.15 5.09c-10.622-2.452-22.155-4.275-34.23-5.408c-7.034-10.017-14.323-19.124-21.64-27.008a160.789 160.789 0 0 1 5.888-5.4c18.9-16.447 36.564-22.941 44.612-18.3ZM128 90.808c12.625 0 22.86 10.235 22.86 22.86s-10.235 22.86-22.86 22.86s-22.86-10.235-22.86-22.86s10.235-22.86 22.86-22.86Z"></path></svg>
--- a/waiter_pwa/src/assets/vite.svg
+++ b/waiter_pwa/src/assets/vite.svg
--- a/waiter_pwa/src/components/ConnectionBanner.jsx
+++ b/waiter_pwa/src/components/ConnectionBanner.jsx
@@ -0,0 +1,14 @@
+export default function ConnectionBanner() {
+  return (
+    <div style={{
+      background: '#7f1d1d',
+      color: '#fca5a5',
+      textAlign: 'center',
+      padding: '8px 16px',
+      fontSize: 13,
+      fontWeight: 600,
+    }}>
+      ⚠ Cannot reach the system — check your WiFi
+    </div>
+  )
+}
--- a/waiter_pwa/src/components/ItemOptionsModal.jsx
+++ b/waiter_pwa/src/components/ItemOptionsModal.jsx
@@ -0,0 +1,97 @@
+import { useState } from 'react'
+
+export default function ItemOptionsModal({ product, onAdd, onClose }) {
+  const [selectedOptions, setSelectedOptions] = useState([])
+  const [removedIngredients, setRemovedIngredients] = useState([])
+  const [notes, setNotes] = useState('')
+  const [quantity, setQuantity] = useState(1)
+
+  const options = product.options || []
+  const ingredients = product.ingredients || []
+
+  function toggleOption(opt) {
+    setSelectedOptions(prev => {
+      const exists = prev.find(o => o.id === opt.id)
+      if (exists) return prev.filter(o => o.id !== opt.id)
+      return [...prev, { id: opt.id, name: opt.name, price_delta: opt.price_delta }]
+    })
+  }
+
+  function toggleIngredient(ing) {
+    setRemovedIngredients(prev =>
+      prev.includes(ing.name) ? prev.filter(n => n !== ing.name) : [...prev, ing.name]
+    )
+  }
+
+  const extraPrice = selectedOptions.reduce((s, o) => s + (o.price_delta || 0), 0)
+  const totalPrice = (product.base_price + extraPrice) * quantity
+
+  function handleAdd() {
+    onAdd({ product_id: product.id, quantity, selected_options: selectedOptions, removed_ingredients: removedIngredients, notes })
+    onClose()
+  }
+
+  return (
+    <div className="modal-overlay" onClick={onClose}>
+      <div className="modal-sheet" onClick={e => e.stopPropagation()}>
+        <div className="modal-handle" />
+        <h2 className="modal-title">{product.name}</h2>
+        <p className="modal-price">{Number(totalPrice).toFixed(2)} €</p>
+
+        {options.length > 0 && (
+          <section className="modal-section">
+            <h3>Επιλογές</h3>
+            {options.map(opt => (
+              <label key={opt.id} className="modal-option">
+                <input
+                  type="checkbox"
+                  checked={!!selectedOptions.find(o => o.id === opt.id)}
+                  onChange={() => toggleOption(opt)}
+                />
+                <span>{opt.name}</span>
+                {opt.price_delta > 0 && <span className="option-price">+{Number(opt.price_delta).toFixed(2)} €</span>}
+              </label>
+            ))}
+          </section>
+        )}
+
+        {ingredients.length > 0 && (
+          <section className="modal-section">
+            <h3>Αφαίρεση υλικών</h3>
+            {ingredients.map(ing => (
+              <label key={ing.id} className="modal-option modal-option--remove">
+                <input
+                  type="checkbox"
+                  checked={removedIngredients.includes(ing.name)}
+                  onChange={() => toggleIngredient(ing)}
+                />
+                <span>χωρίς {ing.name}</span>
+              </label>
+            ))}
+          </section>
+        )}
+
+        <section className="modal-section">
+          <h3>Σημείωση</h3>
+          <textarea
+            className="modal-notes"
+            placeholder="π.χ. χωρίς αλάτι..."
+            value={notes}
+            onChange={e => setNotes(e.target.value)}
+            rows={2}
+          />
+        </section>
+
+        <div className="modal-qty">
+          <button className="qty-btn" onClick={() => setQuantity(q => Math.max(1, q - 1))}>−</button>
+          <span className="qty-value">{quantity}</span>
+          <button className="qty-btn" onClick={() => setQuantity(q => q + 1)}>+</button>
+        </div>
+
+        <button className="btn btn--primary btn--lg" onClick={handleAdd} style={{ width: '100%', marginTop: 16 }}>
+          Προσθήκη στην παραγγελία
+        </button>
+      </div>
+    </div>
+  )
+}
--- a/waiter_pwa/src/components/OrderSummary.jsx
+++ b/waiter_pwa/src/components/OrderSummary.jsx
@@ -0,0 +1,61 @@
+function fmtPrice(v) {
+  return Number(v).toFixed(2) + ' €'
+}
+
+function ItemRow({ item, selectable, selected, onToggle }) {
+  const isPaid = item.status === 'paid'
+  const isCancelled = item.status === 'cancelled'
+
+  let opts = []
+  try { opts = item.selected_options ? JSON.parse(item.selected_options) : [] } catch {}
+  let removed = []
+  try { removed = item.removed_ingredients ? JSON.parse(item.removed_ingredients) : [] } catch {}
+
+  return (
+    <div
+      className={`order-item ${isPaid ? 'order-item--paid' : ''} ${isCancelled ? 'order-item--cancelled' : ''} ${selectable && selected ? 'order-item--selected' : ''}`}
+      onClick={selectable && !isPaid && !isCancelled ? () => onToggle(item.id) : undefined}
+      style={{ cursor: selectable && !isPaid && !isCancelled ? 'pointer' : 'default' }}
+    >
+      <div className="order-item__row">
+        {selectable && !isPaid && !isCancelled && (
+          <span style={{ marginRight: 8, color: selected ? '#f59e0b' : '#475569' }}>
+            {selected ? '☑' : '☐'}
+          </span>
+        )}
+        <span className="order-item__name">{item.product?.name || `#${item.product_id}`}</span>
+        <span className="order-item__qty">×{item.quantity}</span>
+        <span className="order-item__price">{fmtPrice(item.unit_price * item.quantity)}</span>
+        {isPaid && <span className="badge badge--paid">Πληρωμένο</span>}
+        {isCancelled && <span className="badge badge--cancelled">Ακυρώθηκε</span>}
+      </div>
+      {opts.map((o, i) => <div key={i} className="order-item__modifier">+ {o.name} {o.price_delta > 0 ? `(+${fmtPrice(o.price_delta)})` : ''}</div>)}
+      {removed.map((r, i) => <div key={i} className="order-item__modifier">- {r}</div>)}
+      {item.notes && <div className="order-item__modifier">📝 {item.notes}</div>}
+    </div>
+  )
+}
+
+export default function OrderSummary({ order, selectable = false, selectedIds = [], onToggle }) {
+  const activeItems = order.items?.filter(i => i.status !== 'cancelled') || []
+  const total = activeItems.reduce((s, i) => s + i.unit_price * i.quantity, 0)
+
+  return (
+    <div className="order-summary">
+      {activeItems.length === 0 && <p style={{ color: '#64748b', textAlign: 'center' }}>Δεν υπάρχουν αντικείμενα</p>}
+      {activeItems.map(item => (
+        <ItemRow
+          key={item.id}
+          item={item}
+          selectable={selectable}
+          selected={selectedIds.includes(item.id)}
+          onToggle={onToggle}
+        />
+      ))}
+      <div className="order-summary__total">
+        <span>Σύνολο</span>
+        <span>{fmtPrice(total)}</span>
+      </div>
+    </div>
+  )
+}
--- a/waiter_pwa/src/components/PinPad.jsx
+++ b/waiter_pwa/src/components/PinPad.jsx
@@ -0,0 +1,37 @@
+import { useState } from 'react'
+
+export default function PinPad({ onSubmit, loading }) {
+  const [pin, setPin] = useState('')
+
+  function press(digit) {
+    if (pin.length < 8) setPin(p => p + digit)
+  }
+
+  function backspace() {
+    setPin(p => p.slice(0, -1))
+  }
+
+  function submit() {
+    if (pin.length > 0 && !loading) onSubmit(pin)
+  }
+
+  const dots = Array.from({ length: 8 }, (_, i) => (
+    <span key={i} style={{ fontSize: 20, color: i < pin.length ? '#f59e0b' : '#334155' }}>●</span>
+  ))
+
+  return (
+    <div style={{ display: 'flex', flexDirection: 'column', alignItems: 'center', gap: 16 }}>
+      <div style={{ display: 'flex', gap: 10, marginBottom: 8 }}>{dots}</div>
+      <div style={{ display: 'grid', gridTemplateColumns: 'repeat(3, 1fr)', gap: 10 }}>
+        {[1,2,3,4,5,6,7,8,9].map(d => (
+          <button key={d} onClick={() => press(String(d))} className="pin-btn">{d}</button>
+        ))}
+        <button onClick={backspace} className="pin-btn pin-btn--secondary">⌫</button>
+        <button onClick={() => press('0')} className="pin-btn">0</button>
+        <button onClick={submit} className="pin-btn pin-btn--confirm" disabled={loading || pin.length === 0}>
+          {loading ? '…' : '✓'}
+        </button>
+      </div>
+    </div>
+  )
+}
--- a/waiter_pwa/src/components/ProductPicker.jsx
+++ b/waiter_pwa/src/components/ProductPicker.jsx
@@ -0,0 +1,47 @@
+import { useState } from 'react'
+import ItemOptionsModal from './ItemOptionsModal'
+
+export default function ProductPicker({ categories, products, onAdd }) {
+  const [activeCat, setActiveCat] = useState(categories[0]?.id ?? null)
+  const [selectedProduct, setSelectedProduct] = useState(null)
+
+  const filtered = products.filter(p => p.category_id === activeCat)
+
+  return (
+    <div className="product-picker">
+      <div className="category-tabs">
+        {categories.map(cat => (
+          <button
+            key={cat.id}
+            className={`cat-tab ${activeCat === cat.id ? 'cat-tab--active' : ''}`}
+            onClick={() => setActiveCat(cat.id)}
+          >
+            {cat.name}
+          </button>
+        ))}
+      </div>
+
+      <div className="product-grid">
+        {filtered.map(product => (
+          <button key={product.id} className="product-btn" onClick={() => setSelectedProduct(product)}>
+            <span className="product-btn__name">{product.name}</span>
+            <span className="product-btn__price">{Number(product.base_price).toFixed(2)} €</span>
+          </button>
+        ))}
+        {filtered.length === 0 && (
+          <p style={{ color: '#64748b', gridColumn: '1/-1', textAlign: 'center', padding: 32 }}>
+            Δεν υπάρχουν προϊόντα
+          </p>
+        )}
+      </div>
+
+      {selectedProduct && (
+        <ItemOptionsModal
+          product={selectedProduct}
+          onAdd={onAdd}
+          onClose={() => setSelectedProduct(null)}
+        />
+      )}
+    </div>
+  )
+}
--- a/waiter_pwa/src/components/TableCard.jsx
+++ b/waiter_pwa/src/components/TableCard.jsx
@@ -0,0 +1,23 @@
+export default function TableCard({ table, order, currentUserId, onClick }) {
+  const hasOrder = !!order
+  const isMyTable = hasOrder && order.waiters?.some(w => w.waiter_id === currentUserId)
+
+  let statusLabel = 'Ελεύθερο'
+  let cardClass = 'table-card table-card--free'
+
+  if (hasOrder && isMyTable) {
+    statusLabel = 'Δικό μου'
+    cardClass = 'table-card table-card--mine'
+  } else if (hasOrder) {
+    statusLabel = 'Ενεργό'
+    cardClass = 'table-card table-card--active'
+  }
+
+  return (
+    <button className={cardClass} onClick={onClick}>
+      <span className="table-card__number">{table.number}</span>
+      {table.name && <span className="table-card__name">{table.name}</span>}
+      <span className="table-card__status">{statusLabel}</span>
+    </button>
+  )
+}
--- a/waiter_pwa/src/index.css
+++ b/waiter_pwa/src/index.css
@@ -0,0 +1,400 @@
+*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
+
+:root {
+  --bg: #0f172a;
+  --bg2: #1e293b;
+  --bg3: #334155;
+  --text: #e2e8f0;
+  --muted: #64748b;
+  --accent: #f59e0b;
+  --accent-dim: #78350f;
+  --success: #22c55e;
+  --danger: #ef4444;
+  --danger-dim: #7f1d1d;
+  --border: #334155;
+  font-family: system-ui, 'Segoe UI', sans-serif;
+  font-size: 16px;
+  color: var(--text);
+  background: var(--bg);
+}
+
+body { background: var(--bg); }
+
+#root { min-height: 100svh; display: flex; flex-direction: column; }
+
+/* ── Layout ─────────────────────────────────────────────── */
+.page {
+  display: flex;
+  flex-direction: column;
+  min-height: 100svh;
+  background: var(--bg);
+}
+.page--centered {
+  align-items: center;
+  justify-content: center;
+}
+
+/* ── Top Bar ─────────────────────────────────────────────── */
+.top-bar {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  padding: 12px 16px;
+  background: var(--bg2);
+  border-bottom: 1px solid var(--border);
+  min-height: 56px;
+}
+.top-bar__title {
+  flex: 1;
+  font-size: 17px;
+  font-weight: 600;
+  color: var(--text);
+}
+.top-bar__user { font-size: 13px; color: var(--muted); }
+
+/* ── Buttons ─────────────────────────────────────────────── */
+.btn {
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  border: none;
+  border-radius: 10px;
+  font-size: 15px;
+  font-weight: 600;
+  padding: 12px 20px;
+  cursor: pointer;
+  min-height: 48px;
+  transition: opacity 0.15s;
+}
+.btn:disabled { opacity: 0.45; cursor: not-allowed; }
+.btn--primary  { background: #1d4ed8; color: #fff; }
+.btn--accent   { background: var(--accent); color: #1c1400; }
+.btn--success  { background: #15803d; color: #fff; }
+.btn--danger   { background: var(--danger); color: #fff; }
+.btn--secondary{ background: var(--bg3); color: var(--text); }
+.btn--lg       { min-height: 64px; font-size: 17px; border-radius: 14px; }
+
+.icon-btn {
+  background: none;
+  border: none;
+  color: var(--text);
+  font-size: 20px;
+  min-width: 44px;
+  min-height: 44px;
+  cursor: pointer;
+  border-radius: 8px;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+}
+.icon-btn--danger { color: var(--danger); }
+.link-btn {
+  background: none;
+  border: none;
+  color: var(--muted);
+  font-size: 14px;
+  text-decoration: underline;
+  cursor: pointer;
+  margin-top: 8px;
+}
+
+/* ── PIN Pad ─────────────────────────────────────────────── */
+.pin-btn {
+  width: 72px;
+  height: 72px;
+  border-radius: 50%;
+  border: 2px solid var(--border);
+  background: var(--bg2);
+  color: var(--text);
+  font-size: 22px;
+  font-weight: 600;
+  cursor: pointer;
+  transition: background 0.1s;
+}
+.pin-btn:active { background: var(--bg3); }
+.pin-btn--secondary { background: transparent; color: var(--muted); }
+.pin-btn--confirm { background: var(--accent); color: #1c1400; border-color: var(--accent); }
+.pin-btn--confirm:disabled { opacity: 0.4; cursor: not-allowed; }
+
+/* ── Login ───────────────────────────────────────────────── */
+.login-box {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: 20px;
+  width: 100%;
+  max-width: 340px;
+  padding: 32px 24px;
+}
+.app-title { font-size: 32px; font-weight: 700; color: var(--accent); }
+.app-subtitle { font-size: 14px; color: var(--muted); margin-top: -16px; }
+.login-greeting { font-size: 16px; color: var(--text); }
+.text-input {
+  width: 100%;
+  background: var(--bg2);
+  border: 1px solid var(--border);
+  color: var(--text);
+  border-radius: 10px;
+  padding: 14px 16px;
+  font-size: 16px;
+  outline: none;
+}
+.text-input:focus { border-color: var(--accent); }
+.error-msg { color: #fca5a5; font-size: 14px; text-align: center; }
+
+/* ── Filter Tabs ─────────────────────────────────────────── */
+.filter-tabs {
+  display: flex;
+  gap: 8px;
+  padding: 12px 16px;
+  background: var(--bg);
+  border-bottom: 1px solid var(--border);
+}
+.filter-tab {
+  flex: 1;
+  padding: 10px;
+  border-radius: 8px;
+  border: none;
+  background: var(--bg2);
+  color: var(--muted);
+  font-size: 14px;
+  font-weight: 600;
+  cursor: pointer;
+}
+.filter-tab--active { background: var(--accent); color: #1c1400; }
+
+/* ── Table Grid ──────────────────────────────────────────── */
+.table-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
+  gap: 12px;
+  padding: 16px;
+  flex: 1;
+}
+.table-card {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  gap: 4px;
+  min-height: 110px;
+  border-radius: 14px;
+  border: 2px solid transparent;
+  cursor: pointer;
+  font-size: 14px;
+}
+.table-card__number { font-size: 28px; font-weight: 700; }
+.table-card__name   { font-size: 12px; color: var(--muted); }
+.table-card__status { font-size: 12px; font-weight: 600; margin-top: 2px; }
+.table-card--free   { background: var(--bg2); color: var(--muted); border-color: var(--border); }
+.table-card--active { background: #1e3a5f; color: #93c5fd; border-color: #1d4ed8; }
+.table-card--mine   { background: #451a03; color: var(--accent); border-color: var(--accent); }
+
+/* ── FAB ─────────────────────────────────────────────────── */
+.fab {
+  position: fixed;
+  bottom: 24px;
+  right: 24px;
+  width: 56px;
+  height: 56px;
+  border-radius: 50%;
+  background: var(--accent);
+  color: #1c1400;
+  font-size: 24px;
+  border: none;
+  cursor: pointer;
+  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
+}
+
+/* ── Cart badge ──────────────────────────────────────────── */
+.cart-badge {
+  position: absolute;
+  top: 2px;
+  right: 2px;
+  background: var(--accent);
+  color: #1c1400;
+  font-size: 10px;
+  font-weight: 700;
+  border-radius: 50%;
+  width: 16px;
+  height: 16px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+}
+
+/* ── Category Tabs ───────────────────────────────────────── */
+.category-tabs {
+  display: flex;
+  gap: 8px;
+  padding: 10px 12px;
+  overflow-x: auto;
+  background: var(--bg2);
+  border-bottom: 1px solid var(--border);
+  -webkit-overflow-scrolling: touch;
+  scrollbar-width: none;
+}
+.category-tabs::-webkit-scrollbar { display: none; }
+.cat-tab {
+  flex-shrink: 0;
+  padding: 8px 16px;
+  border-radius: 20px;
+  border: none;
+  background: var(--bg3);
+  color: var(--muted);
+  font-size: 14px;
+  font-weight: 600;
+  cursor: pointer;
+  white-space: nowrap;
+}
+.cat-tab--active { background: var(--accent); color: #1c1400; }
+
+/* ── Product Grid ────────────────────────────────────────── */
+.product-picker { display: flex; flex-direction: column; flex: 1; }
+.product-grid {
+  display: grid;
+  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
+  gap: 10px;
+  padding: 12px;
+  overflow-y: auto;
+}
+.product-btn {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+  padding: 14px;
+  background: var(--bg2);
+  border: 1px solid var(--border);
+  border-radius: 12px;
+  cursor: pointer;
+  text-align: left;
+  min-height: 80px;
+}
+.product-btn:active { background: var(--bg3); }
+.product-btn__name { font-size: 14px; font-weight: 600; color: var(--text); line-height: 1.3; }
+.product-btn__price { font-size: 13px; color: var(--accent); font-weight: 600; margin-top: auto; }
+
+/* ── Cart Panel ──────────────────────────────────────────── */
+.cart-panel {
+  background: var(--bg2);
+  border-top: 2px solid var(--border);
+  padding: 16px;
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+.cart-panel__title { font-size: 15px; font-weight: 600; color: var(--text); }
+.cart-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 8px 0;
+  border-bottom: 1px solid var(--border);
+  font-size: 14px;
+  color: var(--text);
+}
+
+/* ── Order Summary ───────────────────────────────────────── */
+.order-summary { display: flex; flex-direction: column; gap: 0; overflow-y: auto; flex: 1; padding: 12px; }
+.order-item { padding: 12px 0; border-bottom: 1px solid var(--border); }
+.order-item--paid { opacity: 0.5; }
+.order-item--cancelled { opacity: 0.3; text-decoration: line-through; }
+.order-item--selected { background: rgba(245,158,11,0.08); border-radius: 8px; padding: 8px; }
+.order-item__row { display: flex; align-items: center; gap: 8px; }
+.order-item__name { flex: 1; font-size: 15px; font-weight: 600; }
+.order-item__qty { font-size: 13px; color: var(--muted); }
+.order-item__price { font-size: 14px; color: var(--text); font-weight: 600; }
+.order-item__modifier { font-size: 12px; color: var(--muted); padding-left: 16px; margin-top: 2px; }
+.order-summary__total {
+  display: flex;
+  justify-content: space-between;
+  padding: 16px 0 8px;
+  font-size: 18px;
+  font-weight: 700;
+  color: var(--accent);
+  border-top: 2px solid var(--border);
+  margin-top: 8px;
+}
+.badge { font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 20px; margin-left: 4px; }
+.badge--paid { background: #15803d; color: #fff; }
+.badge--cancelled { background: var(--danger-dim); color: #fca5a5; }
+
+/* ── Detail Body ─────────────────────────────────────────── */
+.detail-body { display: flex; flex-direction: column; flex: 1; overflow: hidden; }
+.action-bar {
+  display: flex;
+  gap: 8px;
+  padding: 12px;
+  background: var(--bg2);
+  border-top: 1px solid var(--border);
+}
+.action-bar .btn { flex: 1; }
+
+/* ── Modal ───────────────────────────────────────────────── */
+.modal-overlay {
+  position: fixed;
+  inset: 0;
+  background: rgba(0,0,0,0.6);
+  display: flex;
+  align-items: flex-end;
+  z-index: 100;
+}
+.modal-sheet {
+  background: var(--bg2);
+  border-radius: 20px 20px 0 0;
+  padding: 16px 20px 32px;
+  width: 100%;
+  max-height: 85svh;
+  overflow-y: auto;
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
+}
+.modal-handle {
+  width: 40px;
+  height: 4px;
+  background: var(--bg3);
+  border-radius: 2px;
+  margin: 0 auto 8px;
+}
+.modal-title { font-size: 20px; font-weight: 700; text-align: center; }
+.modal-price { font-size: 18px; color: var(--accent); text-align: center; font-weight: 600; }
+.modal-section h3 { font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.5px; }
+.modal-option {
+  display: flex;
+  align-items: center;
+  gap: 10px;
+  padding: 12px 0;
+  border-bottom: 1px solid var(--border);
+  font-size: 15px;
+  cursor: pointer;
+}
+.modal-option input { width: 20px; height: 20px; accent-color: var(--accent); }
+.option-price { margin-left: auto; color: var(--accent); font-size: 13px; }
+.modal-option--remove { color: var(--muted); }
+.modal-notes {
+  width: 100%;
+  background: var(--bg);
+  border: 1px solid var(--border);
+  color: var(--text);
+  border-radius: 8px;
+  padding: 10px 12px;
+  font-size: 15px;
+  resize: none;
+}
+.modal-qty {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: 24px;
+}
+.qty-btn {
+  width: 48px; height: 48px;
+  border-radius: 50%;
+  border: 2px solid var(--border);
+  background: var(--bg3);
+  color: var(--text);
+  font-size: 22px;
+  cursor: pointer;
+}
+.qty-value { font-size: 24px; font-weight: 700; min-width: 36px; text-align: center; }
--- a/waiter_pwa/src/main.jsx
+++ b/waiter_pwa/src/main.jsx
@@ -0,0 +1,10 @@
+import { StrictMode } from 'react'
+import { createRoot } from 'react-dom/client'
+import './index.css'
+import App from './App.jsx'
+
+createRoot(document.getElementById('root')).render(
+  <StrictMode>
+    <App />
+  </StrictMode>,
+)
--- a/waiter_pwa/src/pages/AddItemsPage.jsx
+++ b/waiter_pwa/src/pages/AddItemsPage.jsx
@@ -0,0 +1,105 @@
+import { useEffect, useState } from 'react'
+import { useNavigate, useParams } from 'react-router-dom'
+import ProductPicker from '../components/ProductPicker'
+import client from '../api/client'
+
+export default function AddItemsPage() {
+  const { tableId } = useParams()
+  const navigate = useNavigate()
+
+  const [categories, setCategories] = useState([])
+  const [products, setProducts] = useState([])
+  const [cart, setCart] = useState([])
+  const [orderId, setOrderId] = useState(null)
+  const [sending, setSending] = useState(false)
+  const [error, setError] = useState('')
+
+  useEffect(() => {
+    async function load() {
+      const [catRes, prodRes, statusRes] = await Promise.all([
+        client.get('/api/products/categories'),
+        client.get('/api/products/'),
+        client.get(`/api/tables/${tableId}/status`),
+      ])
+      setCategories(catRes.data)
+      setProducts(prodRes.data)
+      setOrderId(statusRes.data.active_order_id)
+    }
+    load()
+  }, [tableId])
+
+  function addToCart(item) {
+    setCart(prev => [...prev, { ...item, _key: Date.now() + Math.random() }])
+  }
+
+  function removeFromCart(key) {
+    setCart(prev => prev.filter(i => i._key !== key))
+  }
+
+  async function sendOrder() {
+    if (cart.length === 0 || !orderId) return
+    setSending(true)
+    setError('')
+    try {
+      await client.post(`/api/orders/${orderId}/items`, {
+        items: cart.map(({ _key, ...item }) => item),
+      })
+      navigate(`/tables/${tableId}`)
+    } catch (err) {
+      setError(err.response?.data?.detail || 'Σφάλμα αποστολής — η παραγγελία δεν στάλθηκε')
+    } finally {
+      setSending(false)
+    }
+  }
+
+  function getProductName(id) {
+    return products.find(p => p.id === id)?.name || `#${id}`
+  }
+
+  return (
+    <div className="page">
+      <header className="top-bar">
+        <button className="icon-btn" onClick={() => navigate(`/tables/${tableId}`)}>←</button>
+        <span className="top-bar__title">Προσθήκη</span>
+        <button
+          className="icon-btn"
+          style={{ position: 'relative' }}
+          onClick={() => document.getElementById('cart-panel').scrollIntoView({ behavior: 'smooth' })}
+        >
+          🛒
+          {cart.length > 0 && <span className="cart-badge">{cart.length}</span>}
+        </button>
+      </header>
+
+      {categories.length > 0 && (
+        <ProductPicker categories={categories} products={products} onAdd={addToCart} />
+      )}
+
+      <div id="cart-panel" className="cart-panel">
+        <h3 className="cart-panel__title">Σταδιακά ({cart.length})</h3>
+
+        {cart.length === 0 && (
+          <p style={{ color: '#64748b', textAlign: 'center' }}>Προσθέστε αντικείμενα</p>
+        )}
+
+        {cart.map(item => (
+          <div key={item._key} className="cart-row">
+            <span>{getProductName(item.product_id)} ×{item.quantity}</span>
+            <button className="icon-btn icon-btn--danger" onClick={() => removeFromCart(item._key)}>✕</button>
+          </div>
+        ))}
+
+        {error && <p className="error-msg">{error}</p>}
+
+        <button
+          className="btn btn--primary btn--lg"
+          style={{ width: '100%', marginTop: 16 }}
+          onClick={sendOrder}
+          disabled={cart.length === 0 || sending}
+        >
+          {sending ? 'Αποστολή…' : 'Αποστολή Παραγγελίας'}
+        </button>
+      </div>
+    </div>
+  )
+}
--- a/waiter_pwa/src/pages/LoginPage.jsx
+++ b/waiter_pwa/src/pages/LoginPage.jsx
@@ -0,0 +1,67 @@
+import { useState } from 'react'
+import { useNavigate } from 'react-router-dom'
+import PinPad from '../components/PinPad'
+import useAuthStore from '../store/authStore'
+import client from '../api/client'
+
+export default function LoginPage() {
+  const { savedUsername, login, clearSavedUsername } = useAuthStore()
+  const [username, setUsername] = useState(savedUsername || '')
+  const [error, setError] = useState('')
+  const [loading, setLoading] = useState(false)
+  const navigate = useNavigate()
+
+  async function handlePin(pin) {
+    setError('')
+    setLoading(true)
+    try {
+      const params = new URLSearchParams({ username, password: pin })
+      const { data } = await client.post('/api/auth/login', params, {
+        headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
+      })
+      login({ id: data.user_id, username: data.username, role: data.role }, data.access_token)
+      navigate('/tables')
+    } catch (err) {
+      setError(err.response?.data?.detail || 'Λανθασμένα στοιχεία')
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  function switchUser() {
+    clearSavedUsername()
+    setUsername('')
+    setError('')
+  }
+
+  return (
+    <div className="page page--centered">
+      <div className="login-box">
+        <h1 className="app-title">TableServe</h1>
+        <p className="app-subtitle">Σύστημα Παραγγελιών</p>
+
+        {savedUsername ? (
+          <p className="login-greeting">Καλωσόρισες, <strong>{savedUsername}</strong></p>
+        ) : (
+          <input
+            className="text-input"
+            placeholder="Όνομα χρήστη"
+            value={username}
+            onChange={e => setUsername(e.target.value)}
+            autoComplete="off"
+          />
+        )}
+
+        <PinPad onSubmit={handlePin} loading={loading} />
+
+        {error && <p className="error-msg">{error}</p>}
+
+        {savedUsername && (
+          <button className="link-btn" onClick={switchUser}>
+            Δεν είσαι εσύ;
+          </button>
+        )}
+      </div>
+    </div>
+  )
+}
--- a/waiter_pwa/src/pages/OfflinePage.jsx
+++ b/waiter_pwa/src/pages/OfflinePage.jsx
@@ -0,0 +1,31 @@
+import client from '../api/client'
+import { useState } from 'react'
+
+export default function OfflinePage() {
+  const [checking, setChecking] = useState(false)
+
+  async function retry() {
+    setChecking(true)
+    try {
+      await client.get('/api/system/health')
+      window.location.href = '/'
+    } catch {
+      setChecking(false)
+    }
+  }
+
+  return (
+    <div className="page page--centered">
+      <div style={{ textAlign: 'center', maxWidth: 300 }}>
+        <p style={{ fontSize: 48, marginBottom: 16 }}>📡</p>
+        <h2 style={{ color: '#e2e8f0', marginBottom: 8 }}>Δεν υπάρχει σύνδεση</h2>
+        <p style={{ color: '#64748b', marginBottom: 32 }}>
+          Δεν είναι δυνατή η επικοινωνία με το σύστημα. Ελέγξτε τη σύνδεση WiFi.
+        </p>
+        <button className="btn btn--primary btn--lg" onClick={retry} disabled={checking}>
+          {checking ? 'Έλεγχος…' : 'Επανάληψη'}
+        </button>
+      </div>
+    </div>
+  )
+}
--- a/waiter_pwa/src/pages/TableDetailPage.jsx
+++ b/waiter_pwa/src/pages/TableDetailPage.jsx
@@ -0,0 +1,167 @@
+import { useEffect, useState } from 'react'
+import { useNavigate, useParams } from 'react-router-dom'
+import OrderSummary from '../components/OrderSummary'
+import useAuthStore from '../store/authStore'
+import client from '../api/client'
+
+export default function TableDetailPage() {
+  const { tableId } = useParams()
+  const { user } = useAuthStore()
+  const navigate = useNavigate()
+
+  const [table, setTable] = useState(null)
+  const [order, setOrder] = useState(null)
+  const [loading, setLoading] = useState(true)
+  const [paying, setPaying] = useState(false)
+  const [selectedIds, setSelectedIds] = useState([])
+  const [confirmClose, setConfirmClose] = useState(false)
+  const [error, setError] = useState('')
+
+  async function load() {
+    setLoading(true)
+    try {
+      const { data } = await client.get(`/api/tables/${tableId}/status`)
+      setTable(data.table)
+      if (data.active_order_id) {
+        const { data: o } = await client.get(`/api/orders/${data.active_order_id}`)
+        setOrder(o)
+      } else {
+        setOrder(null)
+      }
+    } catch (err) {
+      setError('Σφάλμα φόρτωσης')
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  useEffect(() => { load() }, [tableId])
+
+  const isMyOrder = order && (
+    order.opened_by === user?.id || order.waiters?.some(w => w.waiter_id === user?.id)
+  )
+
+  async function openOrder() {
+    try {
+      await client.post('/api/orders/', { table_id: Number(tableId) })
+      await load()
+    } catch (err) {
+      setError(err.response?.data?.detail || 'Σφάλμα ανοίγματος')
+    }
+  }
+
+  async function paySelected() {
+    if (selectedIds.length === 0) return
+    setPaying(true)
+    try {
+      await client.post(`/api/orders/${order.id}/pay`, { item_ids: selectedIds })
+      setSelectedIds([])
+      await load()
+    } catch {
+      setError('Σφάλμα πληρωμής')
+    } finally {
+      setPaying(false)
+    }
+  }
+
+  async function closeOrder() {
+    try {
+      await client.post(`/api/orders/${order.id}/close`)
+      setConfirmClose(false)
+      navigate('/tables')
+    } catch (err) {
+      setError(err.response?.data?.detail || 'Σφάλμα κλεισίματος')
+    }
+  }
+
+  function toggleItem(id) {
+    setSelectedIds(prev => prev.includes(id) ? prev.filter(x => x !== id) : [...prev, id])
+  }
+
+  const allPaid = order && order.items?.filter(i => i.status === 'active').length === 0
+    && order.items?.some(i => i.status === 'paid')
+
+  if (loading) return <div className="page page--centered"><p style={{ color: '#94a3b8' }}>Φόρτωση…</p></div>
+
+  return (
+    <div className="page">
+      <header className="top-bar">
+        <button className="icon-btn" onClick={() => navigate('/tables')}>←</button>
+        <span className="top-bar__title">Τραπέζι {table?.number}</span>
+        <button className="icon-btn" onClick={load}>↺</button>
+      </header>
+
+      {error && <p className="error-msg" style={{ margin: 12 }}>{error}</p>}
+
+      {!order && (
+        <div className="page page--centered">
+          <p style={{ color: '#94a3b8', marginBottom: 24 }}>Δεν υπάρχει ενεργή παραγγελία</p>
+          <button className="btn btn--primary btn--lg" onClick={openOrder}>
+            Άνοιγμα Παραγγελίας
+          </button>
+        </div>
+      )}
+
+      {order && (
+        <div className="detail-body">
+          <OrderSummary
+            order={order}
+            selectable={isMyOrder && !paying}
+            selectedIds={selectedIds}
+            onToggle={toggleItem}
+          />
+
+          {isMyOrder && (
+            <div className="action-bar">
+              <button className="btn btn--accent" onClick={() => navigate(`/tables/${tableId}/add`)}>
+                + Προσθήκη
+              </button>
+
+              <button
+                className="btn btn--success"
+                onClick={paySelected}
+                disabled={selectedIds.length === 0 || paying}
+              >
+                {paying ? '…' : `Πληρωμή (${selectedIds.length})`}
+              </button>
+
+              <button
+                className="btn btn--danger"
+                onClick={() => setConfirmClose(true)}
+                disabled={!allPaid}
+              >
+                Κλείσιμο
+              </button>
+            </div>
+          )}
+
+          {!isMyOrder && (
+            <p style={{ textAlign: 'center', color: '#64748b', padding: 16 }}>
+              Ανάγνωση μόνο — άλλος σερβιτόρος
+            </p>
+          )}
+        </div>
+      )}
+
+      {confirmClose && (
+        <div className="modal-overlay" onClick={() => setConfirmClose(false)}>
+          <div className="modal-sheet" onClick={e => e.stopPropagation()}>
+            <div className="modal-handle" />
+            <h2 className="modal-title">Κλείσιμο παραγγελίας;</h2>
+            <p style={{ color: '#94a3b8', textAlign: 'center', marginBottom: 24 }}>
+              Αυτή η ενέργεια δεν αναιρείται.
+            </p>
+            <div style={{ display: 'flex', gap: 12 }}>
+              <button className="btn btn--secondary" style={{ flex: 1 }} onClick={() => setConfirmClose(false)}>
+                Άκυρο
+              </button>
+              <button className="btn btn--danger" style={{ flex: 1 }} onClick={closeOrder}>
+                Κλείσιμο
+              </button>
+            </div>
+          </div>
+        </div>
+      )}
+    </div>
+  )
+}
--- a/waiter_pwa/src/pages/TableListPage.jsx
+++ b/waiter_pwa/src/pages/TableListPage.jsx
@@ -0,0 +1,88 @@
+import { useEffect, useState } from 'react'
+import { useNavigate } from 'react-router-dom'
+import TableCard from '../components/TableCard'
+import ConnectionBanner from '../components/ConnectionBanner'
+import useAuthStore from '../store/authStore'
+import client from '../api/client'
+
+const FILTERS = ['all', 'mine', 'free']
+const FILTER_LABELS = { all: 'Όλα', mine: 'Δικά μου', free: 'Ελεύθερα' }
+
+export default function TableListPage() {
+  const { user, logout } = useAuthStore()
+  const [tables, setTables] = useState([])
+  const [orders, setOrders] = useState([])
+  const [filter, setFilter] = useState('all')
+  const [offline, setOffline] = useState(false)
+  const navigate = useNavigate()
+
+  useEffect(() => {
+    const handler = () => setOffline(true)
+    window.addEventListener('backend-offline', handler)
+    return () => window.removeEventListener('backend-offline', handler)
+  }, [])
+
+  async function load() {
+    try {
+      const [tablesRes, ordersRes] = await Promise.all([
+        client.get('/api/tables/'),
+        client.get('/api/orders/my'),
+      ])
+      setTables(tablesRes.data)
+      setOrders(ordersRes.data)
+      setOffline(false)
+    } catch {}
+  }
+
+  useEffect(() => { load() }, [])
+
+  function getOrder(tableId) {
+    return orders.find(o => o.table_id === tableId && ['open', 'partially_paid'].includes(o.status))
+  }
+
+  const filtered = tables.filter(t => {
+    const order = getOrder(t.id)
+    if (filter === 'free') return !order
+    if (filter === 'mine') return order && order.waiters?.some(w => w.waiter_id === user?.id)
+    return true
+  })
+
+  function handleLogout() {
+    logout()
+    navigate('/login')
+  }
+
+  return (
+    <div className="page">
+      <header className="top-bar">
+        <span className="top-bar__title">Τραπέζια</span>
+        <span className="top-bar__user">{user?.username}</span>
+        <button className="icon-btn" onClick={handleLogout} title="Αποσύνδεση">⏏</button>
+      </header>
+
+      {offline && <ConnectionBanner />}
+
+      <div className="filter-tabs">
+        {FILTERS.map(f => (
+          <button key={f} className={`filter-tab ${filter === f ? 'filter-tab--active' : ''}`} onClick={() => setFilter(f)}>
+            {FILTER_LABELS[f]}
+          </button>
+        ))}
+      </div>
+
+      <div className="table-grid">
+        {filtered.map(t => (
+          <TableCard
+            key={t.id}
+            table={t}
+            order={getOrder(t.id)}
+            currentUserId={user?.id}
+            onClick={() => navigate(`/tables/${t.id}`)}
+          />
+        ))}
+      </div>
+
+      <button className="fab" onClick={load} title="Ανανέωση">↺</button>
+    </div>
+  )
+}
--- a/waiter_pwa/src/store/authStore.js
+++ b/waiter_pwa/src/store/authStore.js
@@ -0,0 +1,28 @@
+import { create } from 'zustand'
+
+const savedUsername = localStorage.getItem('savedUsername')
+
+const useAuthStore = create((set) => ({
+  user: null,
+  token: localStorage.getItem('token') || null,
+  savedUsername: savedUsername || null,
+
+  login(user, token) {
+    localStorage.setItem('token', token)
+    localStorage.setItem('savedUsername', user.username)
+    set({ user, token, savedUsername: user.username })
+  },
+
+  logout() {
+    localStorage.removeItem('token')
+    localStorage.removeItem('savedUsername')
+    set({ user: null, token: null, savedUsername: null })
+  },
+
+  clearSavedUsername() {
+    localStorage.removeItem('savedUsername')
+    set({ savedUsername: null })
+  },
+}))
+
+export default useAuthStore
--- a/waiter_pwa/vite.config.js
+++ b/waiter_pwa/vite.config.js
@@ -0,0 +1,28 @@
+import { defineConfig } from 'vite'
+import react from '@vitejs/plugin-react'
+import { VitePWA } from 'vite-plugin-pwa'
+
+export default defineConfig({
+  plugins: [
+    react(),
+    VitePWA({
+      registerType: 'autoUpdate',
+      manifest: {
+        name: 'TableServe',
+        short_name: 'TableServe',
+        start_url: '/',
+        display: 'standalone',
+        background_color: '#0f172a',
+        theme_color: '#0f172a',
+        icons: [
+          { src: '/icons/icon-192.png', sizes: '192x192', type: 'image/png' },
+          { src: '/icons/icon-512.png', sizes: '512x512', type: 'image/png' },
+        ],
+      },
+      workbox: {
+        globPatterns: ['**/*.{js,css,html,ico,png,svg}'],
+        runtimeCaching: [],
+      },
+    }),
+  ],
+})
				`@@ -0,0 +1 @@`
				<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="35.93" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 228"><path fill="#00D8FF" d="M210.483 73.824a171.49 171.49 0 0 0-8.24-2.597c.465-1.9.893-3.777 1.273-5.621c6.238-30.281 2.16-54.676-11.769-62.708c-13.355-7.7-35.196.329-57.254 19.526a171.23 171.23 0 0 0-6.375 5.848a155.866 155.866 0 0 0-4.241-3.917C100.759 3.829 77.587-4.822 63.673 3.233C50.33 10.957 46.379 33.89 51.995 62.588a170.974 170.974 0 0 0 1.892 8.48c-3.28.932-6.445 1.924-9.474 2.98C17.309 83.498 0 98.307 0 113.668c0 15.865 18.582 31.778 46.812 41.427a145.52 145.52 0 0 0 6.921 2.165a167.467 167.467 0 0 0-2.01 9.138c-5.354 28.2-1.173 50.591 12.134 58.266c13.744 7.926 36.812-.22 59.273-19.855a145.567 145.567 0 0 0 5.342-4.923a168.064 168.064 0 0 0 6.92 6.314c21.758 18.722 43.246 26.282 56.54 18.586c13.731-7.949 18.194-32.003 12.4-61.268a145.016 145.016 0 0 0-1.535-6.842c1.62-.48 3.21-.974 4.76-1.488c29.348-9.723 48.443-25.443 48.443-41.52c0-15.417-17.868-30.326-45.517-39.844Zm-6.365 70.984c-1.4.463-2.836.91-4.3 1.345c-3.24-10.257-7.612-21.163-12.963-32.432c5.106-11 9.31-21.767 12.459-31.957c2.619.758 5.16 1.557 7.61 2.4c23.69 8.156 38.14 20.213 38.14 29.504c0 9.896-15.606 22.743-40.946 31.14Zm-10.514 20.834c2.562 12.94 2.927 24.64 1.23 33.787c-1.524 8.219-4.59 13.698-8.382 15.893c-8.067 4.67-25.32-1.4-43.927-17.412a156.726 156.726 0 0 1-6.437-5.87c7.214-7.889 14.423-17.06 21.459-27.246c12.376-1.098 24.068-2.894 34.671-5.345a134.17 134.17 0 0 1 1.386 6.193ZM87.276 214.515c-7.882 2.783-14.16 2.863-17.955.675c-8.075-4.657-11.432-22.636-6.853-46.752a156.923 156.923 0 0 1 1.869-8.499c10.486 2.32 22.093 3.988 34.498 4.994c7.084 9.967 14.501 19.128 21.976 27.15a134.668 134.668 0 0 1-4.877 4.492c-9.933 8.682-19.886 14.842-28.658 17.94ZM50.35 144.747c-12.483-4.267-22.792-9.812-29.858-15.863c-6.35-5.437-9.555-10.836-9.555-15.216c0-9.322 13.897-21.212 37.076-29.293c2.813-.98 5.757-1.905 8.812-2.773c3.204 10.42 7.406 21.315 12.477 32.332c-5.137 11.18-9.399 22.249-12.634 32.792a134.718 134.718 0 0 1-6.318-1.979Zm12.378-84.26c-4.811-24.587-1.616-43.134 6.425-47.789c8.564-4.958 27.502 2.111 47.463 19.835a144.318 144.318 0 0 1 3.841 3.545c-7.438 7.987-14.787 17.08-21.808 26.988c-12.04 1.116-23.565 2.908-34.161 5.309a160.342 160.342 0 0 1-1.76-7.887Zm110.427 27.268a347.8 347.8 0 0 0-7.785-12.803c8.168 1.033 15.994 2.404 23.343 4.08c-2.206 7.072-4.956 14.465-8.193 22.045a381.151 381.151 0 0 0-7.365-13.322Zm-45.032-43.861c5.044 5.465 10.096 11.566 15.065 18.186a322.04 322.04 0 0 0-30.257-.006c4.974-6.559 10.069-12.652 15.192-18.18ZM82.802 87.83a323.167 323.167 0 0 0-7.227 13.238c-3.184-7.553-5.909-14.98-8.134-22.152c7.304-1.634 15.093-2.97 23.209-3.984a321.524 321.524 0 0 0-7.848 12.897Zm8.081 65.352c-8.385-.936-16.291-2.203-23.593-3.793c2.26-7.3 5.045-14.885 8.298-22.6a321.187 321.187 0 0 0 7.257 13.246c2.594 4.48 5.28 8.868 8.038 13.147Zm37.542 31.03c-5.184-5.592-10.354-11.779-15.403-18.433c4.902.192 9.899.29 14.978.29c5.218 0 10.376-.117 15.453-.343c-4.985 6.774-10.018 12.97-15.028 18.486Zm52.198-57.817c3.422 7.8 6.306 15.345 8.596 22.52c-7.422 1.694-15.436 3.058-23.88 4.071a382.417 382.417 0 0 0 7.859-13.026a347.403 347.403 0 0 0 7.425-13.565Zm-16.898 8.101a358.557 358.557 0 0 1-12.281 19.815a329.4 329.4 0 0 1-23.444.823c-7.967 0-15.716-.248-23.178-.732a310.202 310.202 0 0 1-12.513-19.846h.001a307.41 307.41 0 0 1-10.923-20.627a310.278 310.278 0 0 1 10.89-20.637l-.001.001a307.318 307.318 0 0 1 12.413-19.761c7.613-.576 15.42-.876 23.31-.876H128c7.926 0 15.743.303 23.354.883a329.357 329.357 0 0 1 12.335 19.695a358.489 358.489 0 0 1 11.036 20.54a329.472 329.472 0 0 1-11 20.722Zm22.56-122.124c8.572 4.944 11.906 24.881 6.52 51.026c-.344 1.668-.73 3.367-1.15 5.09c-10.622-2.452-22.155-4.275-34.23-5.408c-7.034-10.017-14.323-19.124-21.64-27.008a160.789 160.789 0 0 1 5.888-5.4c18.9-16.447 36.564-22.941 44.612-18.3ZM128 90.808c12.625 0 22.86 10.235 22.86 22.86s-10.235 22.86-22.86 22.86s-22.86-10.235-22.86-22.86s10.235-22.86 22.86-22.86Z"></path></svg>