feat(TapNodeTools): Add ability to create HTTPS certificates with self-signed option

ts_node/classes.tapnodetools.ts

@@ -16,8 +16,14 @@ class TapNodeTools {
   }
 
   public async createHttpsCert(
-    commonName: string = 'localhost'
+    commonName: string = 'localhost',
+    allowSelfSigned: boolean = true
   ): Promise<{ key: string; cert: string }> {
+    if (allowSelfSigned) {
+      // set node to allow self-signed certificates
+      process.env.NODE_TLS_REJECT_UNAUTHORIZED = '0';
+    }
+
     // Generate a key pair
     const keys = plugins.smartcrypto.nodeForge.pki.rsa.generateKeyPair(2048);