Task 001: dockerized monorepo foundation

apps/backend/src/presentation/main.py

@@ -0,0 +1,27 @@
+from fastapi import FastAPI
+from fastapi.responses import JSONResponse
+
+from src.infrastructure.dependencies import check_dependencies
+
+
+app = FastAPI(title="AI Content Pipeline Backend")
+
+
+@app.get("/health")
+def health() -> dict[str, str]:
+    return {"service": "backend", "status": "ok"}
+
+
+@app.get("/health/dependencies")
+def dependency_health() -> JSONResponse:
+    dependencies = check_dependencies()
+    is_ok = all(status == "ok" for status in dependencies.values())
+
+    return JSONResponse(
+        status_code=200 if is_ok else 503,
+        content={
+            "service": "backend",
+            "status": "ok" if is_ok else "error",
+            "dependencies": dependencies,
+        },
+    )