Initial commit: API Debug Tool

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitignore

@@ -0,0 +1,23 @@
+# Dependencies
+node_modules/
+client/node_modules/
+server/node_modules/
+
+# Environment variables (contains secrets)
+.env
+server/.env
+
+# Build output
+client/dist/
+client/build/
+
+# Logs
+*.log
+npm-debug.log*
+
+# OS files
+.DS_Store
+Thumbs.db
+
+# Claude Code settings
+.claude/