Add custom server with proxy for Grill

docker/Dockerfile

@@ -76,4 +76,4 @@ WORKDIR /opt/subsocial/app
 
 COPY --from=builder /opt/subsocial/app .
 
-CMD [ "node_modules/.bin/next", "start", "-p", "3003" ]
+CMD [ "node", "server.js" ]

package.json

@@ -21,11 +21,11 @@
     "cy:test:video": "npm-run-all --parallel start cy:run:video",
     "cy:run": "export CYPRESS_VIDEO=false && cypress run",
     "cy:run:video": "cypress run",
-    "dev": "NODE_OPTIONS=--max_old_space_size=4096 next -p 3003",
+    "dev": "NODE_OPTIONS=--max_old_space_size=4096 node server.js",
     "analyze": "ANALYZE=true next build",
     "build": "next build",
     "export": "next export",
-    "start": "NODE_ENV=production next start -p 3003",
+    "start": "NODE_ENV=production node server.js",
     "graphql:types": "./scripts/graphql-generate-types.sh",
     "prepare": "husky install",
     "format": "prettier --write src"
@@ -120,6 +120,7 @@
     "dayjs": "^1.9.6",
     "dotenv-webpack": "^1.0.2",
     "easymde": "^2.15.0",
+    "express": "^4.18.2",
     "graphql": "^15.5.0",
     "graphql-request": "^5.2.0",
     "graphql-tag": "^2.11.0",

server.js

@@ -0,0 +1,30 @@
+const express = require('express');
+const next = require('next');
+
+const port = parseInt(process.env.PORT) || 3003;
+const dev = process.env.NODE_ENV !== 'production';
+const app = next({ dev });
+const handle = app.getRequestHandler();
+
+app.prepare().then(() => {
+  const server = express();
+
+  server.use((req, res, next) => {
+    const host = req.headers.host;
+
+    if (host === 'grill.so') {
+      return res.redirect(301, `http://grill.so/b${req.url}`);
+    }
+
+    next();
+  });
+
+  server.all('*', (req, res) => {
+    return handle(req, res);
+  });
+
+  server.listen(port, (err) => {
+    if (err) throw err;
+    console.log(`> Ready on http://localhost:${port}`);
+  });
+});