Implement comprehensive deployment isolation fixes and verification tools

apps/api/src/routers/debug.py

@@ -1,5 +1,6 @@
 import os
-from fastapi import APIRouter
+import subprocess
+from fastapi import APIRouter, Request
 from config.config import get_learnhouse_config
 
 router = APIRouter()
@@ -9,10 +10,67 @@ async def debug_deployment():
     """Debug endpoint for deployment verification and isolation testing"""
     learnhouse_config = get_learnhouse_config()
     
+    # Parse database host safely
+    db_host = "unknown"
+    if '@' in learnhouse_config.database_config.sql_connection_string:
+        try:
+            parts = learnhouse_config.database_config.sql_connection_string.split('@')
+            if len(parts) > 1:
+                host_parts = parts[1].split('/')
+                if len(host_parts) > 0:
+                    db_host = host_parts[0]
+        except Exception:
+            pass
+    
+    # Parse redis host safely
+    redis_host = "unknown"
+    if '@' in learnhouse_config.redis_config.redis_connection_string:
+        try:
+            parts = learnhouse_config.redis_config.redis_connection_string.split('@')
+            if len(parts) > 1:
+                host_parts = parts[1].split(':')
+                if len(host_parts) > 0:
+                    redis_host = host_parts[0]
+        except Exception:
+            pass
+    
     return {
         "deployment_name": os.environ.get('DEPLOYMENT_NAME', 'NOT_SET'),
         "cookie_domain": learnhouse_config.hosting_config.cookie_config.domain,
         "api_domain": learnhouse_config.hosting_config.domain,
-        "database_host": learnhouse_config.database_config.sql_connection_string.split('@')[1].split('/')[0] if '@' in learnhouse_config.database_config.sql_connection_string else "unknown",
-        "redis_host": learnhouse_config.redis_config.redis_connection_string.split('@')[1].split(':')[0] if '@' in learnhouse_config.redis_config.redis_connection_string else "unknown"
+        "database_host": db_host,
+        "redis_host": redis_host,
+        "database_name": learnhouse_config.database_config.sql_connection_string.split('/')[-1] if '/' in learnhouse_config.database_config.sql_connection_string else "unknown",
+        "env_vars": {
+            "NEXT_PUBLIC_LEARNHOUSE_DOMAIN": os.environ.get('NEXT_PUBLIC_LEARNHOUSE_DOMAIN', 'NOT_SET'),
+            "NEXT_PUBLIC_LEARNHOUSE_API_URL": os.environ.get('NEXT_PUBLIC_LEARNHOUSE_API_URL', 'NOT_SET')
+        }
     }
+
+@router.get("/urls")
+async def debug_urls(request: Request):
+    """Debug endpoint to detect hardcoded URLs in NextJS bundle"""
+    try:
+        # This only works if Next.js files are accessible from the API container
+        result = subprocess.run(
+            ["find", "/app/web/.next", "-type", "f", "-name", "*.js", "-exec", "grep", "-o", "http://edu.adradviser.ro[^\"']*", "{}", ";"],
+            capture_output=True, text=True, timeout=5
+        )
+        hardcoded_urls = list(set(result.stdout.strip().split('\n'))) if result.stdout.strip() else []
+        
+        # Get the current domain for comparison
+        current_domain = os.environ.get('NEXT_PUBLIC_LEARNHOUSE_DOMAIN', 'unknown')
+        
+        return {
+            "detected_hardcoded_urls": hardcoded_urls,
+            "current_domain": current_domain,
+            "client_host": request.client.host,
+            "headers": dict(request.headers),
+            "deployment_name": os.environ.get('DEPLOYMENT_NAME', 'NOT_SET')
+        }
+    except Exception as e:
+        return {
+            "error": str(e),
+            "message": "Could not scan for hardcoded URLs",
+            "deployment_name": os.environ.get('DEPLOYMENT_NAME', 'NOT_SET')
+        }