first commit

app/routers/tickers.py

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+"""Tickers router: CRUD endpoints for the Ticker Registry."""
+
+from fastapi import APIRouter, Depends
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.dependencies import get_db, require_access
+from app.models.user import User
+from app.schemas.common import APIEnvelope
+from app.schemas.ticker import TickerCreate, TickerResponse
+from app.services import ticker_service
+
+router = APIRouter(tags=["tickers"])
+
+
+@router.post("/tickers", response_model=APIEnvelope)
+async def create_ticker(
+    body: TickerCreate,
+    _user: User = Depends(require_access),
+    db: AsyncSession = Depends(get_db),
+):
+    """Add a new ticker to the registry."""
+    ticker = await ticker_service.add_ticker(db, body.symbol)
+    return APIEnvelope(
+        status="success",
+        data=TickerResponse.model_validate(ticker).model_dump(mode="json"),
+    )
+
+
+@router.get("/tickers", response_model=APIEnvelope)
+async def list_tickers(
+    _user: User = Depends(require_access),
+    db: AsyncSession = Depends(get_db),
+):
+    """List all tracked tickers sorted alphabetically."""
+    tickers = await ticker_service.list_tickers(db)
+    return APIEnvelope(
+        status="success",
+        data=[
+            TickerResponse.model_validate(t).model_dump(mode="json")
+            for t in tickers
+        ],
+    )
+
+
+@router.delete("/tickers/{symbol}", response_model=APIEnvelope)
+async def delete_ticker(
+    symbol: str,
+    _user: User = Depends(require_access),
+    db: AsyncSession = Depends(get_db),
+):
+    """Delete a ticker and all associated data."""
+    await ticker_service.delete_ticker(db, symbol)
+    return APIEnvelope(status="success", data=None)