feat(ci): switch CI to use @git.zone/tsdocker and add tsdocker config and image tests

test/test_alpine-bun.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+set -e
+
+echo "Testing alpine-bun image..."
+
+# Test NVM
+echo "Testing NVM..."
+nvm --version
+
+# Test Node.js
+echo "Testing Node.js..."
+node --version
+
+# Test Bun
+echo "Testing Bun..."
+bun --version
+
+echo "alpine-bun tests passed!"