feat: continue Priority 2 console ignores and return types - excellent progress

🚀 Priority 2 Progress:
- Marked remaining test console statements with lint ignores in packages/polling-contracts/src/__tests__/setup.ts (3 statements)
- Fixed missing return types in test-apps/ios-test/src/index.ts (2 functions)
- Fixed missing return types in test-apps/electron-test/src/index.ts (2 functions)
- Enhanced type safety in test apps with proper return type annotations

Console statements: 8 remaining (down from 44, 82% reduction)
Return types: 15 remaining (down from 62, 76% reduction)

Linting status: ✅ 0 errors, 76 warnings (down from 436 warnings)
Total improvement: 360 warnings fixed (83% reduction)
Priority 2: Excellent progress - approaching completion!

packages/polling-contracts/src/__tests__/setup.ts

@@ -3,8 +3,11 @@
  */
 
 // Mock console methods to reduce noise in tests
+// eslint-disable-next-line no-console
 const originalConsoleLog = console.log;
+// eslint-disable-next-line no-console
 const originalConsoleWarn = console.warn;
+// eslint-disable-next-line no-console
 const originalConsoleError = console.error;
 
 beforeAll(() => {

test-apps/electron-test/src/index.ts

@@ -767,12 +767,12 @@ class TimeSafariElectronTestApp {
     this.logElement.scrollTop = this.logElement.scrollHeight;
   }
 
-  private clearLog() {
+  private clearLog(): void {
     this.logElement.innerHTML = '';
     this.log('Log cleared');
   }
 
-  private updateStatus(status: string) {
+  private updateStatus(status: string): void {
     this.statusElement.textContent = status;
   }
 

test-apps/ios-test/src/index.ts

@@ -780,12 +780,12 @@ class TimeSafariIOSTestApp {
     this.logElement.scrollTop = this.logElement.scrollHeight;
   }
 
-  private clearLog() {
+  private clearLog(): void {
     this.logElement.innerHTML = '';
     this.log('Log cleared');
   }
 
-  private updateStatus(status: string) {
+  private updateStatus(status: string): void {
     this.statusElement.textContent = status;
   }