fix: increase HTTP server stack size to 16KB to prevent MP3 decode stack overflow and reset I2S controller on stop to eliminate static noise

Tactility/Source/mcp/McpSystem.cpp

@@ -432,6 +432,16 @@ static bool begin_audio(McpSystemState& state, std::string& error) {
     return true;
 }
 
+static void end_audio(McpSystemState& state) {
+    state.audioRunning = false;
+    state.audioBusy = false;
+    if (state.i2sDevice != nullptr) {
+        device_lock(state.i2sDevice);
+        i2s_controller_reset(state.i2sDevice);
+        device_unlock(state.i2sDevice);
+    }
+}
+
 static bool configure_i2s(McpSystemState& state, int sample_rate, int channels, std::string& error) {
     I2sConfig config = {
         .communication_format = I2S_FORMAT_STAND_I2S,
@@ -662,8 +672,7 @@ bool playTone(int frequency, int durationMs, int volume, std::string& error) {
     }
 
 done:
-    state.audioRunning = false;
+    end_audio(state);
-    state.audioBusy = false;
     return success;
 }
 
@@ -727,8 +736,7 @@ done:
     if (file != NULL) {
         fclose(file);
     }
-    state.audioRunning = false;
+    end_audio(state);
-    state.audioBusy = false;
     return success;
 }
 
@@ -769,8 +777,7 @@ bool playWavMemory(const uint8_t* data, size_t size, int volume, std::string& er
     }
 
 done:
-    state.audioRunning = false;
+    end_audio(state);
-    state.audioBusy = false;
     return success;
 }
 
@@ -836,8 +843,7 @@ done:
     if (file != NULL) {
         fclose(file);
     }
-    state.audioRunning = false;
+    end_audio(state);
-    state.audioBusy = false;
     return success;
 }
 
@@ -970,8 +976,7 @@ bool playMp3Memory(const uint8_t* data, size_t size, int volume, std::string& er
     success = true;
 
 done:
-    state.audioRunning = false;
+    end_audio(state);
-    state.audioBusy = false;
     return success;
 }
 
@@ -1084,8 +1089,7 @@ done:
     if (file != NULL) {
         fclose(file);
     }
-    state.audioRunning = false;
+    end_audio(state);
-    state.audioBusy = false;
     return success;
 }
 

Tactility/Source/service/webserver/WebServerService.cpp

@@ -516,7 +516,7 @@ bool WebServerService::startServer() {
         settings.webServerPort,
         "0.0.0.0",
         handlers,
-        8192  // Stack size
+        16384  // Stack size
     );
     
     httpServer->start();