Added basic Scheduling Functionality

A JSON message can now be received on:
'vesper/DEV_ID/control/addSchedule"
Each message, must hold a "file" and "data".
The file is the month's name in 3 letter mode (eg jan, feb, mar)
The data is an entry for each day of the month.
Each day can be an array containing multiple items.

vesper/bellEngine.hpp

@@ -0,0 +1,88 @@
+// MELODY PLAYBACK WILL BE HANDLED HERE
+#include <vector>
+
+extern Player player;
+
+// Define a structure to track active solenoids
+struct ActiveRelay {
+    uint8_t relayIndex;      // Index of the relay
+    uint64_t activationTime; // Activation start time
+    uint16_t duration;       // Duration for which it should remain active
+};
+
+// Array of durations for each relay (configure remotely)
+uint16_t relayDurations[16] = {90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90, 90};
+// Vector to track active solenoids
+std::vector<ActiveRelay> activeRelays;
+
+
+
+void loop_playback(std::vector<uint16_t> &melody_steps);
+void bellEngine(void *parameter);
+void relayControlTask(void *param);
+void itsHammerTime(uint16_t note);
+void turnOffRelays(uint64_t now);
+
+void bellEngine(void *parameter) {
+	// SETUP TASK
+	for (;;) {
+		// Playback until stopped (Completes AT LEAST 1 full loop)
+		loop_playback(melody_steps);
+ /*
+		UBaseType_t highWaterMark = uxTaskGetStackHighWaterMark(NULL);
+		Serial.print("Stack high water mark: ");
+		Serial.println(highWaterMark);
+ */
+	}
+}
+
+// Task to deactivate relays dynamically
+void relayControlTask(void *param) {
+	while (true) {
+      uint64_t now = millis();
+      // Iterate through active relays and deactivate those whose duration has elapsed
+      for (auto it = activeRelays.begin(); it != activeRelays.end();) {
+          if (now - it->activationTime >= it->duration) {
+              relays.digitalWrite(it->relayIndex, HIGH); // Deactivate the relay
+              it = activeRelays.erase(it);              // Remove from the active list
+          } else {
+              ++it; // Move to the next relay
+          }
+      }
+
+      vTaskDelay(pdMS_TO_TICKS(10)); // Check every 10ms
+  }
+}
+
+
+void loop_playback(std::vector<uint16_t> &melody_steps) {
+
+	while(player.isPlaying && !player.isPaused){
+
+		// iterate through the beats and call the bell mechanism on each beat
+		for (uint16_t note : melody_steps) {
+			if (player.hardStop) return;
+			itsHammerTime(note);
+			int tempo = player.speed;
+			vTaskDelay(pdMS_TO_TICKS(tempo));
+		}
+
+		Serial.println("SINGLE LOOP OVER.");
+    //if (!player.isPlaying) break;                  // Stop playback only after completing the loop
+	}
+}
+
+
+// Function to activate relays for a specific note
+void itsHammerTime(uint16_t note) {
+    uint64_t now = millis();
+
+    for (uint8_t i = 0; i < 16; i++) {
+        if (note & (1 << i)) { // Check if this relay needs to activate
+            relays.digitalWrite(i, LOW); // Activate the relay
+
+            // Add to the activeRelays list
+            activeRelays.push_back({i, now, relayDurations[i]});
+        }
+    }
+}