chore: Update .gitignore (#12427)

Added:
.tsbuildinfo - TypeScript build info cache
Android build artifacts:
apps/android/.gradle/
apps/android/app/build/
apps/android/.cxx/

Removed (duplicates):
Duplicate .env entry
Duplicate apps/ios/fastlane/report.xml

.gitignore

@@ -3,11 +3,11 @@ node_modules
 .env
 docker-compose.extra.yml
 dist
-*.bun-build
 pnpm-lock.yaml
 bun.lock
 bun.lockb
 coverage
+.tsbuildinfo
 .pnpm-store
 .worktrees/
 .DS_Store
@@ -16,6 +16,11 @@ ui/src/ui/__screenshots__/
 ui/playwright-report/
 ui/test-results/
 
+# Android build artifacts
+apps/android/.gradle/
+apps/android/app/build/
+apps/android/.cxx/
+
 # Bun build artifacts
 *.bun-build
 apps/macos/.build/
@@ -52,7 +57,6 @@ apps/ios/fastlane/screenshots/
 apps/ios/fastlane/test_output/
 apps/ios/fastlane/logs/
 apps/ios/fastlane/.env
-apps/ios/fastlane/report.xml
 
 # fastlane build artifacts (local)
 apps/ios/*.ipa
@@ -60,7 +64,6 @@ apps/ios/*.dSYM.zip
 
 # provisioning profiles (local)
 apps/ios/*.mobileprovision
-.env
 
 # Local untracked files
 .local/