fix: Fastify on 0.0.0.0, remove vueDevTools, nginx API proxy config

- Fastify listens on 0.0.0.0:3050 (was 127.0.0.1, blocked nginx proxy)
- Remove vite-plugin-vue-devtools (was causing silent page reloads)
- Add asciinator.conf with working nginx config (API proxy strips /api/ prefix)

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

asciinator.conf

@@ -0,0 +1,49 @@
+map $http_upgrade $connection_upgrade {
+  default upgrade;
+  ''      close;
+}
+
+server {
+  listen 80;
+  listen [::]:80;
+  server_name asciinator.waynehayesdevelopment.com;
+  location /.well-known/acme-challenge/ {
+    root /var/www/certbot;
+  }
+  location / {
+    return 301 https://$host$request_uri;
+  }
+}
+
+server {
+  listen 443 ssl http2;
+  listen [::]:443 ssl http2;
+  server_name asciinator.waynehayesdevelopment.com;
+  client_max_body_size 25m;
+  ssl_certificate     /etc/letsencrypt/live/asciinator.waynehayesdevelopment.com/fullchain.pem;
+  ssl_certificate_key /etc/letsencrypt/live/asciinator.waynehayesdevelopment.com/privkey.pem;
+
+  # API → Fastify (trailing slash strips /api/ prefix before forwarding)
+  location /api/ {
+    proxy_pass http://172.23.0.3:3050/;
+    proxy_http_version 1.1;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection $connection_upgrade;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
+  }
+
+  # Frontend → Vite dev server
+  location / {
+    proxy_pass http://172.23.0.3:5173;
+    proxy_http_version 1.1;
+    proxy_set_header Upgrade $http_upgrade;
+    proxy_set_header Connection $connection_upgrade;
+    proxy_set_header Host $host;
+    proxy_set_header X-Real-IP $remote_addr;
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+    proxy_set_header X-Forwarded-Proto $scheme;
+  }
+}

server/index.js

@@ -26,8 +26,8 @@ if (process.env.ENABLE_TEST_API === 'true') {
 }
 
 try {
-  await fastify.listen({ port: 3050, host: '127.0.0.1' })
-  console.log('ASCIInator API → http://127.0.0.1:3050')
+  await fastify.listen({ port: 3050, host: '0.0.0.0' })
+  console.log('ASCIInator API → http://0.0.0.0:3050')
 } catch (err) {
   fastify.log.error(err)
   process.exit(1)

src/components/ShellBridge.vue

@@ -44,9 +44,7 @@ async function convert() {
     }
   } catch (err) {
     if (err.name === 'AbortError') {
-      // Intentional cancel (superseded by newer request) — stay silent
       if (activeController === controller) {
-        // Was the 30s timeout, not a cancel
         emit('conversion-error', 'Conversion timed out (30s)')
       }
     } else {

vite.config.js

@@ -2,13 +2,10 @@ import { fileURLToPath, URL } from 'node:url'
 
 import { defineConfig } from 'vite'
 import vue from '@vitejs/plugin-vue'
-import vueDevTools from 'vite-plugin-vue-devtools'
 
-// https://vite.dev/config/
 export default defineConfig({
   plugins: [
     vue(),
-    vueDevTools(),
   ],
   resolve: {
     alias: {