Rename iFeels to Feels across entire codebase

- Bundle IDs: com.tt.ifeel* → com.tt.feels*
- App Groups: group.com.tt.ifeel* → group.com.tt.feels*
- iCloud containers: iCloud.com.tt.ifeel* → iCloud.com.tt.feels*
- IAP product IDs: com.tt.ifeel.IAP.* → com.tt.feels.IAP.*
- URLs: ifeels.app → feels.app
- Logger subsystems and dispatch queues
- Product names and display names

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Feels--iOS--Info.plist

@@ -4,13 +4,13 @@
 <dict>
 	<key>BGTaskSchedulerPermittedIdentifiers</key>
 	<array>
-		<string>com.tt.ifeel.dbUpdateMissing</string>
+		<string>com.tt.feels.dbUpdateMissing</string>
 	</array>
 	<key>CFBundleURLTypes</key>
 	<array>
 		<dict>
 			<key>CFBundleURLName</key>
-			<string>com.tt.ifeel</string>
+			<string>com.tt.feels</string>
 			<key>CFBundleURLSchemes</key>
 			<array>
 				<string>feels</string>