feat: initialize bangwen recruitment aggregation and search engine

- Rust core engine with HTTP ingestion gateway, hybrid search, and white-box resume matching
- Python edge collectors supporting declarative TOML and specialized adapters
- PostgreSQL schema migrations with pgvector embedding support
- Hardened security controls: strict CSP, terminal sanitization, and input boundary validation
- Multi-service container orchestration with dedicated non-root execution

collectors/sources/yn/yuxi.toml

@@ -0,0 +1,24 @@
+[site]
+id = "yn.yuxi"
+name = "玉溪市人民政府"
+province = "云南省"
+city = "玉溪市"
+employer = "玉溪市相关用人单位"
+employer_type = "事业单位"
+tags = ["municipal"]
+allowed_domains = ["yuxi.gov.cn", "yxrc.cn", "mp.weixin.qq.com"]
+
+[template]
+item_selector = ".common-list-container a"
+url_pattern = "(article\\.g|wz-detail|/yxs/rszk/\\d+|mp\\.weixin\\.qq\\.com)"
+title_selector = "h1, h2, title"
+body_selector = "div.view_content, div.content-txt, div#js_content, div.rich_media_content, div.article-content, div#content"
+date_regex = "(\\d{4}[-/年]\\d{1,2}[-/月]\\d{1,2})"
+attachment_extensions = [".xlsx", ".xls", ".pdf", ".docx", ".doc", ".zip"]
+
+[[channels]]
+id = "rszk"
+name = "人事招考"
+start_url = "https://www.yuxi.gov.cn/yxs/rszk/"
+keywords = ["招聘", "招考", "选拔", "录用", "公示", "选聘", "考试"]
+tags = ["sydw", "gwy"]