Move CLI to own package

cli/download_steam_ids.py

@@ -0,0 +1,32 @@
+from pathlib import Path
+
+import requests
+from rich import print
+
+from app.settings import DATA_DIR
+from cli.cli import app
+
+
+@app.command(
+    name="download_steam_ids",
+    help="Download Steam IDs from the Steam API.",
+)
+def download_steam_ids() -> None:
+    """Download Steam IDs from "https://api.steampowered.com/ISteamApps/GetAppList/v2/"."""
+    print("Downloading Steam IDs...")
+
+    r: requests.Response = requests.get(
+        "https://api.steampowered.com/ISteamApps/GetAppList/v2/",
+        timeout=10,
+    )
+    r.raise_for_status()
+
+    data: dict[str, dict[str, list[dict[str, str]]]] = r.json()
+    app_ids: list[dict[str, str]] = data["applist"]["apps"]
+
+    file_path: Path = Path(DATA_DIR) / "steam_ids.txt"
+    with file_path.open("w", encoding="utf-8") as f:
+        for app_id in app_ids:
+            f.write(f"{app_id["appid"]}\n")
+
+    print(f"Steam IDs downloaded. {len(app_ids)} IDs saved to {file_path}.")