Erster Checkin: Tool arbeitet

app/main.py

@@ -0,0 +1,60 @@
+from __future__ import annotations
+import asyncio
+import sys
+from pathlib import Path
+
+from .auth import ensure_login_sync
+from .extractor import (
+    extract_relations_for_manager,
+    extract_relations_for_emails,
+    write_relations_to_csv,
+)
+from .aggregator import aggregate_department_links
+
+
+OUTPUT_DIR = Path("output")
+OUTPUT_DIR.mkdir(exist_ok=True)
+
+
+def main(argv: list[str]) -> None:
+    if len(argv) < 2:
+        print("Verwendung:")
+        print("  python -m app.main login <email>")
+        print("  python -m app.main manager <manager_email>")
+        print("  python -m app.main emails <email1> [<email2> ...]")
+        sys.exit(1)
+
+    mode = argv[1].lower()
+
+    if mode == "login":
+        if len(argv) != 3:
+            print("login-Modus benötigt genau 1 E-Mail-Adresse.")
+            sys.exit(1)
+        email = argv[2]
+        ensure_login_sync(email)
+        return
+
+    elif mode == "manager":
+        if len(argv) != 3:
+            print("manager-Modus benötigt genau 1 Manager-E-Mail.")
+            sys.exit(1)
+        manager_email = argv[2]
+        relations = asyncio.run(extract_relations_for_manager(manager_email))
+
+    elif mode == "emails":
+        if len(argv) < 3:
+            print("emails-Modus benötigt mindestens 1 E-Mail-Adresse.")
+            sys.exit(1)
+        emails = argv[2:]
+        relations = asyncio.run(extract_relations_for_emails(emails))
+
+    else:
+        print(f"Unbekannter Modus: {mode}")
+        sys.exit(1)
+
+    csv_path = OUTPUT_DIR / "relations.csv"
+    write_relations_to_csv(relations, csv_path)
+    print(f"CSV geschrieben: {csv_path}")
+
+if __name__ == "__main__":
+    main(sys.argv)