"""Container entrypoint: serve the Flask API and the built SPA from one process.

Upstream's backend/serve.py does this too, but it also shells out to `npm run
build` and tries to launch a browser, neither of which works in a container.
"""

from pathlib import Path

from flask import send_file, send_from_directory

from app import app  # importing app runs init_db(), creating the SQLite schema

DIST = Path(__file__).parent / "dist"


@app.route("/")
def _index():
    return send_file(DIST / "index.html")


@app.route("/<path:path>")
def _static(path):
    asset = DIST / path
    if asset.is_file():
        return send_from_directory(DIST, path)
    if path.startswith("api/"):
        return {"error": "Not found"}, 404
    return send_file(DIST / "index.html")  # SPA client-side routing