feat: improve security by moving from anonymous tls to mutual tls

src/services/marquinhosApi.ts

@@ -1,6 +1,23 @@
 import axios from 'axios';
+import { readFileSync } from 'fs';
+import { Agent } from 'https';
+import { join } from 'path';
 import { LastfmTopListenedPeriod, PlaybackData } from '@marquinhos/types';
 
+const httpsAgent = new Agent({
+  cert:
+    process.env.NODE_ENV === 'production'
+      ? readFileSync(join(__dirname, '/etc/ssl/certificate.pem'))
+      : undefined,
+  key:
+    process.env.NODE_ENV === 'production'
+      ? readFileSync(join(__dirname, '/etc/ssl/private.pem'))
+      : undefined,
+  rejectUnauthorized: process.env.NODE_ENV === 'production',
+});
+
+axios.defaults.httpsAgent = httpsAgent;
+
 export class MarquinhosApiService {
   async addToScrobbleQueue(playbackData: PlaybackData) {
     const options = {