Add Dockerfile and change default port

Author: andreogle

.dockerignore

@@ -0,0 +1,6 @@
+.github/
+.husky/
+node_modules/
+.env.example
+README
+

.env.example

@@ -1 +1 @@
-PORT=3000
+PORT=8000

Dockerfile

@@ -0,0 +1,12 @@
+FROM node:18
+
+RUN mkdir /app
+WORKDIR /app
+
+COPY . .
+
+RUN yarn install --frozen-lockfile
+
+EXPOSE 8000
+CMD ["yarn", "start"]
+

package.json

@@ -1,10 +1,15 @@
 {
   "name": "validator-api",
-  "version": "1.0.0",
-  "description": "Validate Airnode config files over HTTP",
-  "main": "index.js",
   "author": "ChainAPI <https://chainapi.com>",
   "license": "MIT",
+  "version": "1.0.0",
+  "description": "Validate Airnode config files over HTTP",
+  "private": false,
+  "main": "dist/src/index",
+  "types": "dist/src/index",
+  "files": [
+    "dist"
+  ],
   "scripts": {
     "build": "yarn clean && yarn tsc",
     "clean": "rimraf -rf ./dist",

src/index.ts

@@ -1,16 +1,16 @@
-import Fastify from 'fastify';
 import dotenv from 'dotenv';
+import Fastify from 'fastify';
 
 dotenv.config();
 
 const fastify = Fastify({ logger: true });
 
 fastify.get('/', async (_request, reply) => {
   reply.type('application/json').code(200);
-  return { hello: 'world' };
+  return { status: 'alive' };
 });
 
-const PORT = Number(process.env.PORT) || 3000;
+const PORT = Number(process.env.PORT) || 8000;
 fastify.listen({ port: PORT }, (err, _address) => {
   if (err) throw err;
 });