feat: Expand fleet to 23 skills across all domains

New skills (14):
- nestjs-best-practices: 40 priority-ranked rules (kadajett)
- fastapi: Pydantic v2, async SQLAlchemy, JWT auth (jezweb)
- architecture-patterns: Clean Architecture, Hexagonal, DDD (wshobson)
- python-performance-optimization: Profiling and optimization (wshobson)
- ai-sdk: Vercel AI SDK streaming and agent patterns (vercel)
- create-agent: Modular agent architecture with OpenRouter (openrouterteam)
- proactive-agent: WAL Protocol, compaction recovery, self-improvement (halthelobster)
- brand-guidelines: Brand identity enforcement (anthropics)
- ui-animation: Motion design with accessibility (mblode)
- marketing-ideas: 139 ideas across 14 categories (coreyhaines31)
- pricing-strategy: SaaS pricing and tier design (coreyhaines31)
- programmatic-seo: SEO at scale with playbooks (coreyhaines31)
- competitor-alternatives: Comparison page architecture (coreyhaines31)
- referral-program: Referral and affiliate programs (coreyhaines31)

README reorganized by domain: Code Quality, Frontend, Backend,
Auth, AI/Agent Building, Marketing, Design, Meta.

Mosaic Stack is not limited to coding — the Orchestrator serves
coding, business, design, marketing, writing, logistics, and analysis.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

skills/fastapi/templates/tests/test_main.py

@@ -0,0 +1,97 @@
+"""Basic API tests."""
+
+import pytest
+from httpx import ASGITransport, AsyncClient
+
+from src.main import app
+
+
+@pytest.fixture
+async def client():
+    """Async test client fixture."""
+    async with AsyncClient(
+        transport=ASGITransport(app=app),
+        base_url="http://test",
+    ) as ac:
+        yield ac
+
+
+@pytest.mark.asyncio
+async def test_root(client: AsyncClient):
+    """Test root endpoint returns ok status."""
+    response = await client.get("/")
+    assert response.status_code == 200
+    assert response.json()["status"] == "ok"
+
+
+@pytest.mark.asyncio
+async def test_health(client: AsyncClient):
+    """Test health endpoint."""
+    response = await client.get("/health")
+    assert response.status_code == 200
+    assert response.json()["status"] == "healthy"
+
+
+@pytest.mark.asyncio
+async def test_register_user(client: AsyncClient):
+    """Test user registration."""
+    response = await client.post(
+        "/auth/register",
+        json={"email": "test@example.com", "password": "testpassword123"},
+    )
+    assert response.status_code == 201
+    data = response.json()
+    assert data["email"] == "test@example.com"
+    assert "id" in data
+
+
+@pytest.mark.asyncio
+async def test_login(client: AsyncClient):
+    """Test user login."""
+    # First register
+    await client.post(
+        "/auth/register",
+        json={"email": "login@example.com", "password": "testpassword123"},
+    )
+
+    # Then login
+    response = await client.post(
+        "/auth/login",
+        data={"username": "login@example.com", "password": "testpassword123"},
+    )
+    assert response.status_code == 200
+    data = response.json()
+    assert "access_token" in data
+    assert data["token_type"] == "bearer"
+
+
+@pytest.mark.asyncio
+async def test_get_me_unauthorized(client: AsyncClient):
+    """Test /auth/me without token returns 401."""
+    response = await client.get("/auth/me")
+    assert response.status_code == 401
+
+
+@pytest.mark.asyncio
+async def test_get_me_authorized(client: AsyncClient):
+    """Test /auth/me with valid token returns user."""
+    # Register
+    await client.post(
+        "/auth/register",
+        json={"email": "me@example.com", "password": "testpassword123"},
+    )
+
+    # Login
+    login_response = await client.post(
+        "/auth/login",
+        data={"username": "me@example.com", "password": "testpassword123"},
+    )
+    token = login_response.json()["access_token"]
+
+    # Get me
+    response = await client.get(
+        "/auth/me",
+        headers={"Authorization": f"Bearer {token}"},
+    )
+    assert response.status_code == 200
+    assert response.json()["email"] == "me@example.com"