Added docker support

.dockerignore

+**/node_modules/
+client/public/build/
+**.md
\ No newline at end of file

.gitkeep

-

Dockerfile

+# Build client app
+FROM node:12-alpine  AS build-env-webapp
+COPY client /build
+WORKDIR /build
+RUN npm install
+RUN npm run build
+
+# Build server image
+FROM node:12-alpine  AS build-env-server
+COPY server /build
+WORKDIR /build
+RUN npm ci --only=production
+
+# Create hardened runtime image
+FROM gcr.io/distroless/nodejs:12
+COPY --from=build-env-server /build /app
+COPY --from=build-env-webapp /build/public /app/public
+WORKDIR /app
+CMD ["server.js"]
\ No newline at end of file

client/src/stores.js

 import { readable, writable } from "svelte/store";
 
-export const API_BASE_URL = "http://localhost:3000/api";
+export const API_BASE_URL = "api";
 const POLL_FOR_UPDATES = true;
 const POLL_INTERVAL = 2500;
 const REFRESH_QUERY_STRING_INTERVAL = 5000;

server.js → server/server.js

@@ -6,9 +6,15 @@ const cp = require("child_process");
 const fs = require("fs");
 const sleep = require("sleep-promise");
 
-const PORT = 3000;
-const BOT_USERNAME = process.env.BOT_USERNAME;
-const BOT_PASSWORD = process.env.BOT_PASSWORD;
+const PORT = process.env.PORT || 3000;
+const BOT_USERNAME =
+  process.env.BOT_USERNAME ||
+  console.error("Missing env BOT_USERNAME") ||
+  process.exit(1);
+const BOT_PASSWORD =
+  process.env.BOT_PASSWORD ||
+  console.error("Missing env BOT_PASSWORD") ||
+  process.exit(1);
 const BOT_DISPLAY_NAME = process.env.BOT_DISPLAY_NAME || "Puppet";
 
 // Global state:
@@ -151,5 +157,5 @@ app.post("/api/bulkcreate", async (req, res) => {
 });
 
 app.listen(PORT, () => {
-  console.log(`Example app listening at http://localhost:${PORT}`);
+  console.log(`Listening on port ${PORT}`);
 });