feat(gitea): replace GITEA_TOKEN with JEEVES_BOT_TOKEN in workflows and script

python/gitea_flake_lock.py

@@ -84,13 +84,13 @@ def push_branch(*, branch: str) -> None:
     run_cmd(["git", "push", "origin", f"HEAD:{branch}", "--force"])
 
 
-def _required_gitea_token() -> str:
+def _required_jeeves_bot_token() -> str:
     """Read the required Gitea token from the environment."""
-    token = getenv("GITEA_TOKEN")
+    token = getenv("JEEVES_BOT_TOKEN")
     if token:
         return token
 
-    msg = "GITEA_TOKEN environment variable is required"
+    msg = "JEEVES_BOT_TOKEN environment variable is required"
     raise RuntimeError(msg)
 
 
@@ -111,7 +111,7 @@ def update(
     owner, repo_name = split_repo_name(repo)
     with GiteaClient(
         base_url=getenv("GITEA_URL", DEFAULT_GITEA_URL),
-        token=_required_gitea_token(),
+        token=_required_jeeves_bot_token(),
     ) as client:
         pull_request = ensure_flake_lock_pull_request(
             client,
@@ -134,7 +134,7 @@ def merge(
     owner, repo_name = split_repo_name(repo)
     with GiteaClient(
         base_url=getenv("GITEA_URL", DEFAULT_GITEA_URL),
-        token=_required_gitea_token(),
+        token=_required_jeeves_bot_token(),
     ) as client:
         pull_request = find_flake_lock_pull_request(client, owner=owner, repo=repo_name)
         if not pull_request: