Update Dockerfile

Dockerfile

@@ -3,7 +3,7 @@ FROM node:18-alpine
 RUN apk add --no-cache git python3 make g++
 
 RUN git clone https://github.com/CorentinTh/it-tools.git /app && \
-    cd /app && npm install && npm run build && \
+    cd /app && npm install --legacy-peer-deps && npm run build && \
     npm install -g serve && \
     rm -rf /root/.npm /tmp/*
 
@@ -11,23 +11,13 @@ RUN mkdir -p /gw && cd /gw && npm install http-proxy
 
 RUN cat > /gw/gateway.js << 'GWEOF'
 var http = require('http');
-var httpProxy = require('http-proxy');
+var httpProxy = require('/gw/node_modules/http-proxy');
 var DOMAIN = process.env.DOMAIN || '';
 var proxy = httpProxy.createProxyServer({ target: 'http://127.0.0.1:3001', ws: true });
-proxy.on('error', function(e, req, res) {
-    if (res && res.writeHead) { res.writeHead(502); res.end('502'); }
-});
-function ok(req) {
-    if (!DOMAIN) return true;
-    var h = (req.headers['x-real-domain'] || '') + '|' + (req.headers['x-forwarded-host'] || '') + '|' + (req.headers['host'] || '');
-    return h.indexOf(DOMAIN) !== -1;
-}
-var s = http.createServer(function(req, res) {
-    if (ok(req)) { proxy.web(req, res); } else { res.writeHead(200, {'Content-Type':'text/plain'}); res.end('200 OK'); }
-});
-s.on('upgrade', function(req, socket, head) {
-    if (ok(req)) { proxy.ws(req, socket, head); } else { socket.destroy(); }
-});
+proxy.on('error', function(e, req, res) { if (res && res.writeHead) { res.writeHead(502); res.end('502'); } });
+function ok(req) { if (!DOMAIN) return true; var h = (req.headers['x-real-domain']||'')+'|'+(req.headers['x-forwarded-host']||'')+'|'+(req.headers['host']||''); return h.indexOf(DOMAIN) !== -1; }
+var s = http.createServer(function(req, res) { if (ok(req)) { proxy.web(req, res); } else { res.writeHead(200,{'Content-Type':'text/plain'}); res.end('200 OK'); } });
+s.on('upgrade', function(req, socket, head) { if (ok(req)) { proxy.ws(req, socket, head); } else { socket.destroy(); } });
 s.listen(7860, function() { console.log('[GW] 7860'); });
 GWEOF
 
@@ -39,9 +29,8 @@ cd /gw && exec node gateway.js
 SHEOF
 
 RUN chmod +x /gw/start.sh
+RUN chown -R node:node /gw
 
-RUN adduser -D -u 1000 user && chown -R user:user /gw
-
-USER user
+USER node
 EXPOSE 7860
 CMD ["/gw/start.sh"]