chore: update docs and configs

scripts/deploy-from-git.sh

@@ -42,7 +42,7 @@ if echo "$CHANGED" | grep -q '^convex/'; then
       -v "$APP_DIR":/app \
       -w /app \
       --env-file .ci.env \
-      node:20-bullseye bash -lc "corepack enable && corepack prepare pnpm@10.20.0 --activate && pnpm install --no-frozen-lockfile --prod=false && pnpm exec convex deploy"
+      oven/bun:1 bash -lc "bun install --frozen-lockfile && bun x convex deploy"
   else
     echo "[deploy] convex/ changed but .ci.env missing; skip Convex deploy"
   fi