fix(kbdb): 填官方 prod D1 database_id（arcrun-kbdb）+ cli bump 1.3.2

kbdb/wrangler.toml placeholder → 官方 D1 id（self-hosted deploy.ts 注入會覆蓋，安全）。
deploy --all 時 cli 自動 bump 1.3.1→1.3.2 + CHANGELOG。

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

cli/package.json

@@ -1,6 +1,6 @@
 {
   "name": "arcrun",
-  "version": "1.3.1",
+  "version": "1.3.2",
   "description": "AI Workflow CLI for arcrun — self-host WASM-based AI workflows on your own Cloudflare",
   "bin": {
     "acr": "dist/index.js"