fix: prevent fatal crash on macOS after update (v2.0.7)

Author: Chaitanya Laxman

src/main/__tests__/claudeService.test.ts

@@ -50,6 +50,7 @@ describe('ClaudeService', () => {
 
   beforeEach(() => {
     vi.clearAllMocks();
+    ClaudeService._resetForTesting();
     service = new ClaudeService(null);
   });
 
@@ -332,6 +333,7 @@ describe('Provider routing based on mode', () => {
     vi.mocked(getProFastProvider).mockResolvedValue(mockProvider as any);
     vi.mocked(getProSystemProvider).mockResolvedValue(mockProvider as any);
     mockProvider.streamResponse.mockResolvedValue(undefined);
+    ClaudeService._resetForTesting();
     new ClaudeService(null);
   });
 
@@ -390,6 +392,7 @@ describe('LLM prompt quality', () => {
 
   beforeEach(() => {
     vi.clearAllMocks();
+    ClaudeService._resetForTesting();
     service = new ClaudeService(null);
   });
 

src/main/claudeService.ts

@@ -181,9 +181,16 @@ export class ClaudeService {
     lastProcessedTranscriptLength: 0,
   };
 
+  private static ipcRegistered = false;
+
+  static _resetForTesting(): void { ClaudeService.ipcRegistered = false; }
+
   constructor(overlayWindow: BrowserWindow | null) {
     this.overlayWindow = overlayWindow;
-    this.registerIpcHandlers();
+    if (!ClaudeService.ipcRegistered) {
+      this.registerIpcHandlers();
+      ClaudeService.ipcRegistered = true;
+    }
   }
 
   setWindow(overlay: BrowserWindow | null): void {