test(git): implement backend and frontend test coverage for git integration

backend/src/api/routes/git.py

@@ -296,7 +296,7 @@ def _apply_git_identity_from_profile(
 @router.get("/config", response_model=List[GitServerConfigSchema])
 async def get_git_configs(
     db: Session = Depends(get_db),
-    _ = Depends(has_permission("admin:settings", "READ"))
+    _ = Depends(has_permission("git_config", "READ"))
 ):
     with belief_scope("get_git_configs"):
         configs = db.query(GitServerConfig).all()
@@ -321,7 +321,8 @@ async def create_git_config(
     _ = Depends(has_permission("admin:settings", "WRITE"))
 ):
     with belief_scope("create_git_config"):
-        db_config = GitServerConfig(**config.dict())
+        config_dict = config.dict(exclude={"config_id"})
+        db_config = GitServerConfig(**config_dict)
         db.add(db_config)
         db.commit()
         db.refresh(db_config)
@@ -392,7 +393,7 @@ async def delete_git_config(
 async def test_git_config(
     config: GitServerConfigCreate,
     db: Session = Depends(get_db),
-    _ = Depends(has_permission("admin:settings", "READ"))
+    _ = Depends(has_permission("git_config", "READ"))
 ):
     with belief_scope("test_git_config"):
         pat_to_use = config.pat
@@ -422,7 +423,7 @@ async def test_git_config(
 async def list_gitea_repositories(
     config_id: str,
     db: Session = Depends(get_db),
-    _ = Depends(has_permission("admin:settings", "READ"))
+    _ = Depends(has_permission("git_config", "READ"))
 ):
     with belief_scope("list_gitea_repositories"):
         config = _get_git_config_or_404(db, config_id)