feat: add user settings page (change username/password) and remove public registration

test_clean.py

@@ -0,0 +1,24 @@
+from fastapi.testclient import TestClient
+from app.main import app
+
+c = TestClient(app)
+
+# login
+r = c.post("/login", data={"username": "admin", "password": "admin123"}, follow_redirects=False)
+print("login:", r.status_code)
+session = r.cookies.get("pc_session")
+if session:
+    c.cookies.set("pc_session", session)
+    r = c.get("/dashboard")
+    print("dashboard:", r.status_code)
+    assert r.status_code == 200
+    r = c.get("/profiles")
+    print("profiles:", r.status_code)
+    assert r.status_code == 200
+    print("All checks passed")
+else:
+    print("login failed, no session")
+    r2 = c.post("/login", data={"username": "admin", "password": "admin123"}, follow_redirects=True)
+    print("follow:", r2.status_code, "pc_session:", r2.cookies.get("pc_session"))
+
+