feat: add gitea agentic runtime control plane

engine/devops_agent/providers/base.py

@@ -0,0 +1,16 @@
+from __future__ import annotations
+
+from typing import Any, Protocol
+
+
+class IssueProvider(Protocol):
+    def get_issue(self, repo: str, issue_number: int) -> dict[str, Any]: ...
+
+    def post_issue_comment(
+        self,
+        repo: str,
+        issue_number: int,
+        body: str,
+    ) -> dict[str, Any]: ...
+
+    def parse_issue_comment_event(self, payload: dict[str, Any]) -> dict[str, Any]: ...