chore: 删除 dead code — markdown 文件生成功能

onu.md 和 markdown_generated 从未被实际使用，是旧项目遗留代码

.env.example

@@ -29,7 +29,3 @@ SCHEDULER_CRON=0 8-21 * * *
 LOGHIVE_ENDPOINT=http://10.10.10.14:8000
 LOGHIVE_PROJECT=gx-gp-notify
 LOGHIVE_API_KEY=
-
-# Markdown
-MARKDOWN_ENABLED=true
-MARKDOWN_OUTPUT_FILE=onu.md

app/config.py

@@ -38,9 +38,6 @@ class Settings(BaseSettings):
     loghive_project: str = "gx-gp-notify"
     loghive_api_key: str = ""
 
-    # Markdown
-    markdown_enabled: bool = True
-    markdown_output_file: str = "onu.md"
 
     # 公告来源（JSON 字符串，从环境变量读取）
     announcement_sources: str = '{"ZcyAnnouncement1":{"category_id":66485,"name":"采购公告","type":"purchase"},"ZcyAnnouncement2":{"category_id":66485,"name":"结果公告","type":"result"},"ZcyAnnouncement3":{"category_id":66485,"name":"合同公告","type":"contract"},"ZcyAnnouncement4":{"category_id":66485,"name":"更正公告","type":"correction"},"ZcyAnnouncement5":{"category_id":66485,"name":"招标文件预公示","type":"pre_announcement"},"ZcyAnnouncement6":{"category_id":66485,"name":"单一来源公示","type":"single_source"},"ZcyAnnouncement7":{"category_id":66485,"name":"电子卖场公示","type":"electronic_market"},"ZcyAnnouncement10":{"category_id":66485,"name":"履约验收公示","type":"acceptance"},"ZcyAnnouncement11":{"category_id":66485,"name":"工程类公告","type":"engineering"},"ZcyAnnouncement20":{"category_id":66485,"name":"框架协议征集公告","type":"framework_agreement"},"ZcyAnnouncement21":{"category_id":66485,"name":"框架协议入围结果公告","type":"framework_result"},"ZcyAnnouncement23":{"category_id":66485,"name":"框架协议成交结果汇总公告","type":"framework_summary"},"61-266648":{"category_id":66485,"name":"采购意向公开","type":"intention"}}'  # noqa: E501

app/crawler/base.py

@@ -9,7 +9,6 @@ class PipelineResult:
     stored: int = 0
     filtered: int = 0
     notified: int = 0
-    markdown_generated: bool = False
 
 
 @dataclass

tests/test_crawler/test_base.py

@@ -53,7 +53,6 @@ def test_pipeline_result_defaults():
     assert result.stored == 0
     assert result.filtered == 0
     assert result.notified == 0
-    assert result.markdown_generated is False
 
 
 def test_generate_content_hash():