fix(ROUTING-0001): repair repo routing and isolate MCP filtering

src/routes/route-file-conventions.test.ts

@@ -0,0 +1,33 @@
+import { readdirSync } from 'node:fs';
+import { join } from 'node:path';
+import { describe, expect, it } from 'vitest';
+
+function collectReservedRouteTestFiles(directory: string): string[] {
+	const entries = readdirSync(directory, { withFileTypes: true });
+	const reservedTestFiles: string[] = [];
+
+	for (const entry of entries) {
+		const entryPath = join(directory, entry.name);
+
+		if (entry.isDirectory()) {
+			reservedTestFiles.push(...collectReservedRouteTestFiles(entryPath));
+			continue;
+		}
+
+		if (!entry.name.startsWith('+')) continue;
+		if (!entry.name.includes('.test.') && !entry.name.includes('.spec.')) continue;
+
+		reservedTestFiles.push(entryPath);
+	}
+
+	return reservedTestFiles;
+}
+
+describe('SvelteKit route file conventions', () => {
+	it('does not place test files in reserved +prefixed route filenames', () => {
+		const routeDirectory = import.meta.dirname;
+		const reservedTestFiles = collectReservedRouteTestFiles(routeDirectory);
+
+		expect(reservedTestFiles).toEqual([]);
+	});
+});