chore: add provider-agnostic bootstrap (#1377)

scripts/install-playwright-browsers.sh

@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# install-playwright-browsers.sh — install Playwright chromium browser
+# install-playwright-browsers.sh — install Playwright chromium browser artifacts
 # with a workaround for Firecracker VMs where Node.js io_uring-based
 # zip extraction hangs indefinitely.
 #
@@ -14,8 +14,30 @@ TIMEOUT_SECS=90
 
 cd "$(dirname "$0")/../apps"
 
-# Check if browsers are already fully installed
-if pnpm --filter @kandev/web exec playwright install chromium --dry-run 2>&1 | grep -q "already installed"; then
+PW_ARGS=(chromium chromium-headless-shell)
+
+missing=1
+found=0
+
+if dry_run="$(pnpm --filter @kandev/web exec playwright install --dry-run "${PW_ARGS[@]}" 2>&1)"; then
+  missing=0
+  while IFS= read -r loc; do
+    [ -n "$loc" ] || continue
+    found=1
+    if [ ! -f "$loc/INSTALLATION_COMPLETE" ]; then
+      missing=1
+      break
+    fi
+  done < <(printf '%s\n' "$dry_run" | awk -F'Install location:[[:space:]]*' 'NF > 1 {print $2}' | sort -u)
+
+  if [ "$found" -eq 0 ]; then
+    missing=1
+  fi
+else
+  echo "[playwright] dry-run failed; continuing with browser installation"
+fi
+
+if [ "$missing" -eq 0 ]; then
   echo "[playwright] browsers already installed"
   exit 0
 fi
@@ -25,7 +47,7 @@ pnpm --filter @kandev/web exec playwright install-deps chromium 2>/dev/null || t
 
 # Attempt normal install with timeout
 rm -rf "$PW_CACHE/__dirlock"
-if timeout "$TIMEOUT_SECS" pnpm --filter @kandev/web exec playwright install chromium 2>&1; then
+if timeout "$TIMEOUT_SECS" pnpm --filter @kandev/web exec playwright install "${PW_ARGS[@]}" 2>&1; then
   echo "[playwright] install completed normally"
   exit 0
 fi
@@ -42,7 +64,8 @@ for comp_dir in "$PW_CACHE"/chromium-* "$PW_CACHE"/chromium_headless_shell-* "$P
   [ -f "$comp_dir/INSTALLATION_COMPLETE" ] && continue
 
   comp_name=$(basename "$comp_dir" | sed 's/-[0-9]*$//')
-  zipfile=$(find /tmp -name "playwright-download-${comp_name}-*" -type f 2>/dev/null | sort | tail -1)
+  comp_name_alt=${comp_name//_/-}
+  zipfile=$(find /tmp \( -name "playwright-download-${comp_name}-*" -o -name "playwright-download-${comp_name_alt}-*" \) -type f 2>/dev/null | sort | tail -1)
 
   if [ -z "$zipfile" ]; then
     echo "[playwright] no zip found for $comp_name — skipping"