Read LN_IMPLEMENTATION from environment (#1460)

Closes #1429

Author: ShahanaFarooqui

backend/utils/config.js

@@ -146,7 +146,7 @@ export class ConfigService {
                     this.common.nodes[idx] = { settings: { blockExplorerUrl: '' }, authentication: {} };
                     this.common.nodes[idx].index = node.index;
                     this.common.nodes[idx].lnNode = node.lnNode;
-                    this.common.nodes[idx].lnImplementation = (process?.env?.lnImplementation) ? process?.env?.lnImplementation : node.lnImplementation ? node.lnImplementation : 'LND';
+                    this.common.nodes[idx].lnImplementation = (process?.env?.LN_IMPLEMENTATION) ? process?.env?.LN_IMPLEMENTATION : node.lnImplementation ? node.lnImplementation : 'LND';
                     if (this.common.nodes[idx].lnImplementation === 'CLT') {
                         this.common.nodes[idx].lnImplementation = 'CLN';
                     }

docker/README.md

@@ -74,6 +74,7 @@ docker build -t rtl:${RTL_VERSION} -f dockerfiles/Dockerfile .
 Create an environment file with your required configurations. Sample .env:
 ```
 RTL_CONFIG_PATH=/RTLConfig
+LN_IMPLEMENTATION=LND
 MACAROON_PATH=/LNDMacaroon
 LN_SERVER_URL=https://host.docker.internal:8080
 

server/utils/config.ts

@@ -150,7 +150,7 @@ export class ConfigService {
         this.common.nodes[idx] = { settings: { blockExplorerUrl: '' }, authentication: {} };
         this.common.nodes[idx].index = node.index;
         this.common.nodes[idx].lnNode = node.lnNode;
-        this.common.nodes[idx].lnImplementation = (process?.env?.lnImplementation) ? process?.env?.lnImplementation : node.lnImplementation ? node.lnImplementation : 'LND';
+        this.common.nodes[idx].lnImplementation = (process?.env?.LN_IMPLEMENTATION) ? process?.env?.LN_IMPLEMENTATION : node.lnImplementation ? node.lnImplementation : 'LND';
         if (this.common.nodes[idx].lnImplementation === 'CLT') { this.common.nodes[idx].lnImplementation = 'CLN'; }
         switch (this.common.nodes[idx].lnImplementation) {
           case 'CLN':