Initial wws serverless functions setup

- Add health check API endpoint (/api)
- Add chat proxy to n8n workflow (/chat)
- Add webhook receiver for external integrations (/webhook)
- Add Dockerfile for container deployment
- Add wws.toml configuration

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

webhook/index.js

@@ -0,0 +1,99 @@
+// Webhook receiver for external integrations
+// Path: /webhook
+
+addEventListener('fetch', event => {
+  event.respondWith(handleRequest(event.request))
+})
+
+async function handleRequest(request) {
+  const corsHeaders = {
+    'Access-Control-Allow-Origin': '*',
+    'Access-Control-Allow-Methods': 'GET, POST, OPTIONS',
+    'Access-Control-Allow-Headers': 'Content-Type, Authorization, X-Webhook-Secret',
+  }
+
+  if (request.method === 'OPTIONS') {
+    return new Response(null, { headers: corsHeaders })
+  }
+
+  const url = new URL(request.url)
+  const path = url.pathname
+
+  // Log incoming webhook
+  const logEntry = {
+    timestamp: new Date().toISOString(),
+    method: request.method,
+    path: path,
+    headers: Object.fromEntries(request.headers.entries()),
+    query: Object.fromEntries(url.searchParams.entries())
+  }
+
+  if (request.method === 'POST') {
+    try {
+      const contentType = request.headers.get('content-type') || ''
+
+      let payload
+      if (contentType.includes('application/json')) {
+        payload = await request.json()
+      } else if (contentType.includes('form')) {
+        payload = Object.fromEntries(await request.formData())
+      } else {
+        payload = await request.text()
+      }
+
+      logEntry.payload = payload
+
+      // Route based on webhook type/source
+      const source = url.searchParams.get('source') || 'unknown'
+
+      // Forward to appropriate n8n workflow based on source
+      const webhookMap = {
+        'gitea': 'https://n8n.mylder.io/webhook/gitea-event',
+        'stripe': 'https://n8n.mylder.io/webhook/stripe-event',
+        'supabase': 'https://n8n.mylder.io/webhook/supabase-event',
+        'default': 'https://n8n.mylder.io/webhook/generic-event'
+      }
+
+      const targetUrl = webhookMap[source] || webhookMap['default']
+
+      // Async forward (fire and forget for speed)
+      fetch(targetUrl, {
+        method: 'POST',
+        headers: { 'Content-Type': 'application/json' },
+        body: JSON.stringify({
+          source,
+          payload,
+          received_at: logEntry.timestamp,
+          headers: logEntry.headers
+        })
+      }).catch(err => console.error('Forward failed:', err))
+
+      return new Response(JSON.stringify({
+        received: true,
+        source,
+        timestamp: logEntry.timestamp
+      }), {
+        headers: { 'Content-Type': 'application/json', ...corsHeaders }
+      })
+
+    } catch (error) {
+      return new Response(JSON.stringify({
+        received: false,
+        error: error.message
+      }), {
+        status: 400,
+        headers: { 'Content-Type': 'application/json', ...corsHeaders }
+      })
+    }
+  }
+
+  // GET request - return webhook info
+  return new Response(JSON.stringify({
+    endpoint: '/webhook',
+    method: 'POST',
+    supported_sources: ['gitea', 'stripe', 'supabase', 'default'],
+    usage: 'POST /webhook?source=gitea with JSON body'
+  }), {
+    headers: { 'Content-Type': 'application/json', ...corsHeaders }
+  })
+}