Update code in endpoints/string.post.py

endpoints/string.post.py

@@ -0,0 +1,34 @@
+from fastapi import APIRouter, Depends, HTTPException
+from core.database import fake_users_db
+import uuid
+
+router = APIRouter()
+
+@router.post("/signup")
+async def signup_handler(
+    username: str,
+    email: str,
+    password: str,
+    db: Session = Depends(get_db)
+):
+    """Demo signup endpoint"""
+    if username in fake_users_db:
+        raise HTTPException(status_code=400, detail="Username already exists")
+    
+    user_id = str(uuid.uuid4())
+    fake_users_db[username] = {
+        "id": user_id,
+        "email": email,
+        "password": password,
+        "disabled": False
+    }
+    
+    return {
+        "message": "User created successfully",
+        "user_id": user_id,
+        "username": username,
+        "next_steps": [
+            "Verify your email (demo)",
+            "Complete profile setup"
+        ]
+    }