chore(test): raise coverage floors to 6/4/5/6

Co-authored-by: Cursor <[email protected]>

vitest.config.ts

@@ -24,10 +24,10 @@ export default defineConfig({
 			provider: "v8",
 			reporter: ["text", "lcov", "html"],
 			thresholds: {
-				statements: 5,
+				statements: 6,
-				branches: 3,
+				branches: 4,
-				functions: 4,
+				functions: 5,
-				lines: 5,
+				lines: 6,
 			},
 			include: ["src/**/*.{ts,tsx}"],
 			exclude: [