feat: reuse single comment

tests/test_gitea.py

@@ -0,0 +1,22 @@
+import json
+
+import httpx
+import respx
+
+from agentci.adapters.gitea import GiteaClient
+
+
+@respx.mock
+async def test_updates_issue_comment_by_id() -> None:
+    route = respx.patch(
+        "https://gitea.example/api/v1/repos/org/repo/issues/comments/17"
+    ).mock(return_value=httpx.Response(200, json={"id": 17}))
+    client = GiteaClient("https://gitea.example", "secret")
+
+    try:
+        await client.update_comment("org", "repo", 17, "updated status")
+    finally:
+        await client.close()
+
+    assert route.called
+    assert json.loads(route.calls[0].request.content) == {"body": "updated status"}