feat: Admin-Seite mit Passwortaenderung und Regel-Neuanwendung

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

finance/tests/test_config.py

@@ -1,3 +1,5 @@
+from pathlib import Path
+
 from app.config import get_settings
 
 
@@ -5,3 +7,31 @@ def test_defaults():
     s = get_settings()
     assert s.horizon_days == 548
     assert s.gui_user == "admin"
+
+
+def test_env_file_defaults_to_container_mount_path(monkeypatch):
+    monkeypatch.delenv("FB_ENV_FILE", raising=False)
+    get_settings.cache_clear()
+    try:
+        assert get_settings().env_file == Path("/data/.env")
+    finally:
+        get_settings.cache_clear()
+
+
+def test_env_file_overridable_via_env_var(monkeypatch, tmp_path):
+    custom = tmp_path / "custom.env"
+    monkeypatch.setenv("FB_ENV_FILE", str(custom))
+    get_settings.cache_clear()
+    try:
+        assert get_settings().env_file == custom
+    finally:
+        get_settings.cache_clear()
+
+
+def test_grafana_url_default(monkeypatch):
+    monkeypatch.delenv("FB_GRAFANA_URL", raising=False)
+    get_settings.cache_clear()
+    try:
+        assert get_settings().grafana_url == "http://localhost:3000"
+    finally:
+        get_settings.cache_clear()