Handle FinishReason.NO_IMAGE and fix optional chaining

- Add NO_IMAGE to error finish reasons in Google provider
- Fix non-null assertion after optional chaining in Anthropic provider
- Migrate biome config to 2.3.5
- Ignore Tailwind CSS file from biome checks
- Bump all packages to version 0.6.0

packages/ai/src/providers/google.ts

@@ -466,6 +466,7 @@ function mapStopReason(reason: FinishReason): StopReason {
 		case FinishReason.LANGUAGE:
 		case FinishReason.MALFORMED_FUNCTION_CALL:
 		case FinishReason.UNEXPECTED_TOOL_CALL:
+		case FinishReason.NO_IMAGE:
 			return "error";
 		default: {
 			const _exhaustive: never = reason;