Fix Docker file for backend so webserver properly listens and proxies connections

worklenz-frontend/Dockerfile

@@ -8,4 +8,4 @@ RUN npm install -g @angular/cli
 
 RUN npm install
 
-CMD ["npm", "start"]
+CMD ["npm", "run", "start-docker"]

worklenz-frontend/package.json

@@ -4,6 +4,7 @@
   "scripts": {
     "ng": "ng",
     "start": "ng serve --proxy-config proxy.config.json --disable-host-check",
+    "start-docker": "ng serve --proxy-config proxy-docker.config.json --disable-host-check --host 0.0.0.0",
     "build": "ng build --extract-licenses --common-chunk --delete-output-path --output-hashing=all",
     "watch": "ng build --watch --configuration development",
     "test": "ng test",

worklenz-frontend/proxy-docker.config.json

@@ -0,0 +1,24 @@
+{
+  "/api": {
+    "target": "http://backend:3000/",
+    "headers": {
+      "language": "en",
+      "Accept": "application/json",
+      "Content-Type": "application/json; charset=utf-8"
+    },
+    "secure": false,
+    "changeOrigin": true,
+    "logLevel": "debug"
+  },
+  "/secure": {
+    "target": "http://backend:3000/",
+    "headers": {
+      "language": "en",
+      "Accept": "application/json",
+      "Content-Type": "application/json; charset=utf-8"
+    },
+    "secure": false,
+    "changeOrigin": true,
+    "logLevel": "debug"
+  }
+}