feat: Gitea 协作规范落地 — 标题前缀+Label+模板+L2注入

src/daemon/mail_handler.py

@@ -9,7 +9,7 @@ import logging
 from pathlib import Path
 
 from src.daemon.base_task_handler import BaseTaskHandler, VerifyResult
-from src.daemon.prompt_composer import PromptComposer, PromptContext, WikiGuideSection
+from src.daemon.prompt_composer import PromptComposer, PromptContext, GiteaConventionSection, WikiGuideSection
 from src.blackboard.db import get_connection
 
 logger = logging.getLogger("moziplus-v2.handler.mail")
@@ -36,7 +36,7 @@ class MailHandler(BaseTaskHandler):
         return composer.compose(context)
 
     def get_sections(self) -> list:
-        return [MailContextSection(), MailApiSection(), MailConstraintsSection(), WikiGuideSection()]
+        return [MailContextSection(), MailApiSection(), MailConstraintsSection(), GiteaConventionSection(), WikiGuideSection()]
 
     def verify_completion(self, task_id: str, db_path: Path) -> VerifyResult:
         """Mail 完成验证：区分 inform/request。