Added Roles and Permissions. Some minor UI fixes

backend/auth/router.py

@@ -28,15 +28,32 @@ async def login(body: LoginRequest):
     if not verify_password(body.password, user_data["hashed_password"]):
         raise AuthenticationError("Invalid email or password")
 
+    role = user_data["role"]
+    # Map legacy roles to new roles
+    role_mapping = {
+        "superadmin": "sysadmin",
+        "melody_editor": "editor",
+        "device_manager": "editor",
+        "user_manager": "editor",
+        "viewer": "user",
+    }
+    role = role_mapping.get(role, role)
+
     token = create_access_token({
         "sub": doc.id,
         "email": user_data["email"],
-        "role": user_data["role"],
+        "role": role,
         "name": user_data["name"],
     })
 
+    # Get permissions for editor/user roles
+    permissions = None
+    if role in ("editor", "user"):
+        permissions = user_data.get("permissions")
+
     return TokenResponse(
         access_token=token,
-        role=user_data["role"],
+        role=role,
         name=user_data["name"],
+        permissions=permissions,
     )