Checkpoint React frontend migration

backend/test_debug_login2.py

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+#!/usr/bin/env python3
+"""
+Debug login issue - check Redis.
+"""
+
+import re
+
+import httpx
+
+BASE_URL = "http://localhost:8000"
+
+
+def main():
+    print("Debugging login issue - detailed...")
+
+    with httpx.Client(base_url=BASE_URL, timeout=30.0) as client:
+        # Get login page
+        response = client.get("/admin/login")
+        print(f"Login page status: {response.status_code}")
+
+        # Extract CSRF token
+        match = re.search(r'name="csrf_token" value="([^"]+)"', response.text)
+        csrf_token = match.group(1) if match else ""
+        print(f"CSRF token: {csrf_token}")
+
+        # Print ALL cookies
+        print(f"\nCookies before login: {dict(client.cookies)}")
+
+        # Submit login
+        response = client.post(
+            "/admin/login",
+            data={
+                "username": "admin",
+                "password": "admin123",
+                "csrf_token": csrf_token,
+            },
+            follow_redirects=False,  # Don't follow redirect to see the response
+        )
+
+        print(f"\nLogin response status: {response.status_code}")
+        print(f"Login response headers: {dict(response.headers)}")
+        print(f"Cookies after login: {dict(client.cookies)}")
+
+        # Check if response has any content
+        print(f"\nLogin response content (first 1000 chars):")
+        print(response.text[:1000])
+
+        # Now try with a redirect follow
+        print("\n\n=== Trying with redirect follow ===")
+        client2 = httpx.Client(base_url=BASE_URL, timeout=30.0)
+
+        response = client2.get("/admin/login")
+        match = re.search(r'name="csrf_token" value="([^"]+)"', response.text)
+        csrf_token = match.group(1) if match else ""
+
+        response = client2.post(
+            "/admin/login",
+            data={
+                "username": "admin",
+                "password": "admin123",
+                "csrf_token": csrf_token,
+            },
+            follow_redirects=True,
+        )
+
+        print(f"Final status after redirect: {response.status_code}")
+        print(f"Final URL: {response.url}")
+        print(f"Final cookies: {dict(client2.cookies)}")
+        print(f"Final content (first 500 chars): {response.text[:500]}")
+
+
+if __name__ == "__main__":
+    main()