refac: use dependencies to verify token

- feat: added new util to get the current user when needed. Middleware was adding authentication logic to all the routes. let's revisit if we can move the non-auth endpoints to a separate route.
- refac: update the routes to use new helpers for verification and retrieving user
- chore: added black for local formatting of py code

backend/apps/web/routers/auths.py

@@ -20,7 +20,7 @@ from apps.web.models.users import Users
 
 from utils.utils import (
     get_password_hash,
-    bearer_scheme,
+    get_current_user,
     create_token,
 )
 from utils.misc import get_gravatar_url
@@ -35,22 +35,14 @@ router = APIRouter()
 
 
 @router.get("/", response_model=UserResponse)
-async def get_session_user(cred=Depends(bearer_scheme)):
-    token = cred.credentials
-    user = Users.get_user_by_token(token)
-    if user:
-        return {
-            "id": user.id,
-            "email": user.email,
-            "name": user.name,
-            "role": user.role,
-            "profile_image_url": user.profile_image_url,
-        }
-    else:
-        raise HTTPException(
-            status_code=status.HTTP_401_UNAUTHORIZED,
-            detail=ERROR_MESSAGES.INVALID_TOKEN,
-        )
+async def get_session_user(user=Depends(get_current_user)):
+    return {
+        "id": user.id,
+        "email": user.email,
+        "name": user.name,
+        "role": user.role,
+        "profile_image_url": user.profile_image_url,
+    }
 
 
 ############################