add json-schema validator

servlets/json-schema/.gitignore

@@ -0,0 +1,43 @@
+lib-cov
+*.seed
+*.log
+*.csv
+*.dat
+*.out
+*.pid
+*.gz
+*.swp
+
+pids
+logs
+results
+tmp
+
+# Build
+public/css/main.css
+
+# Coverage reports
+coverage
+
+# API keys and secrets
+.env
+
+# Dependency directory
+node_modules
+bower_components
+
+# Editors
+.idea
+*.iml
+
+# OS metadata
+.DS_Store
+Thumbs.db
+
+# Ignore built ts files
+dist/**/*
+
+# ignore yarn.lock
+yarn.lock
+
+*.wasm

servlets/json-schema/.prettierignore

@@ -0,0 +1,4 @@
+node_modules
+dist
+.git
+

servlets/json-schema/Makefile

@@ -0,0 +1,16 @@
+.PHONY: run clean
+
+# Build target with caching - only rebuilds if source files change
+dist/plugin.wasm: $(shell find src -name '*.ts')
+	xtp plugin build
+
+# Run the WordPress categories list command
+run: dist/plugin.wasm
+	./test.sh
+
+# Clean built files
+clean:
+	rm -f dist/plugin.wasm
+
+# Default target
+.DEFAULT_GOAL := run

servlets/json-schema/esbuild.js

@@ -0,0 +1,12 @@
+const esbuild = require('esbuild');
+
+esbuild
+  .build({
+    entryPoints: ['src/index.ts'],
+    outdir: 'dist',
+    bundle: true,
+    sourcemap: true,
+    minify: false, // might want to use true for production build
+    format: 'cjs', // needs to be CJS for now
+    target: ['es2020'], // don't go over es2020 because quickjs doesn't support it
+  })