feat: add MCP server with resources, tools, auth, and Traefik routing

- Add backend/app/mcp_server.py with FastMCP server (hms-cms)
- Resources: design-rules, page-structure, sync-status
- Tools: trigger_sync, get_sync_log, set_rentman_token, read_file,
  write_file, create_page, deploy, git_commit, git_status
- Bearer token auth via MCP_AUTH_TOKEN env var
- Mount MCP at /mcp with streamable HTTP transport
- Integrate session manager in FastAPI lifespan
- Add Traefik labels for external /mcp route on hms.media-on.de
- Add git, docker.io, curl to backend Dockerfile
- Mount repo root + docker socket in backend container
- Add mcp>=1.0.0 to requirements.txt

frontend-nuxt-old/tests/e2e/meta-robots.spec.ts

@@ -0,0 +1,27 @@
+import { test, expect } from "@playwright/test";
+
+test.describe("Meta and Robots", () => {
+  test("robots.txt should contain Disallow: /", async ({ request }) => {
+    const response = await request.get("/robots.txt");
+    const text = await response.text();
+    expect(text).toContain("User-agent: *");
+    expect(text).toContain("Disallow: /");
+  });
+
+  test("home page should have noindex meta tag", async ({ page }) => {
+    await page.goto("/");
+    const robotsMeta = page.locator('meta[name="robots"]');
+    await expect(robotsMeta).toHaveAttribute("content", /noindex/);
+    await expect(robotsMeta).toHaveAttribute("content", /nofollow/);
+    await expect(robotsMeta).toHaveAttribute("content", /noarchive/);
+    await expect(robotsMeta).toHaveAttribute("content", /nosnippet/);
+  });
+
+  test("home page should contain JSON-LD LocalBusiness", async ({ page }) => {
+    await page.goto("/");
+    const jsonld = page.locator('script[type="application/ld+json"]');
+    const content = await jsonld.textContent();
+    expect(content).toContain("LocalBusiness");
+    expect(content).toContain("Hammerschmidt");
+  });
+});