feat: pi-siyuan v0.1.0 SiYuan extension with RWD permission auditing

- 15 siyuan-mcp-compatible tools + siyuan_discover progressive-disclosure loader
- Notebook-level R/W/D/NONE permission audit matrix (SQL box lookup, global rules)
- New-notebook auto-sync to config.json (default R)
- env-first connection config with config.json fallback
- 3 self-check suites (pure-function / integration / extension e2e)

package.json

@@ -0,0 +1,29 @@
+{
+  "name": "pi-siyuan",
+  "private": false,
+  "type": "module",
+  "dependencies": {
+    "typebox": "1.3.7"
+  },
+  "version": "0.1.0",
+  "description": "SiYuan Note extension for pi coding agent \u2014 HTTP API wrapper with notebook-level RWD permission auditing",
+  "keywords": [
+    "pi-package",
+    "pi-extension",
+    "siyuan",
+    "notes"
+  ],
+  "license": "MIT",
+  "repository": {
+    "type": "git",
+    "url": "https://git.ipao.vip/rogee/pi-siyuan.git"
+  },
+  "pi": {
+    "extensions": [
+      "./src"
+    ]
+  },
+  "devDependencies": {
+    "@earendil-works/pi-coding-agent": "0.84.4"
+  }
+}