Add missing lightning configuration variables where needed

backend/mempool-config.sample.json

@@ -77,13 +77,19 @@
   },
   "LIGHTNING": {
     "ENABLED": false,
-    "BACKEND": "lnd"
+    "BACKEND": "lnd",
+    "STATS_REFRESH_INTERVAL": 600,
+    "GRAPH_REFRESH_INTERVAL": 600,
+    "LOGGER_UPDATE_INTERVAL": 30
   },
   "LND": {
     "TLS_CERT_PATH": "tls.cert",
     "MACAROON_PATH": "readonly.macaroon",
     "REST_API_URL": "https://localhost:8080"
   },
+  "CLIGHTNING": {
+    "SOCKET": "lightning-rpc"
+  },
   "SOCKS5PROXY": {
     "ENABLED": false,
     "USE_ONION": true,

backend/src/__fixtures__/mempool-config.template.json

@@ -88,5 +88,21 @@
     "LIQUID_ONION": "__EXTERNAL_DATA_SERVER_LIQUID_ONION__",
     "BISQ_URL": "__EXTERNAL_DATA_SERVER_BISQ_URL__",
     "BISQ_ONION": "__EXTERNAL_DATA_SERVER_BISQ_ONION__"
+  },
+  "LIGHTNING": {
+    "ENABLED": "__LIGHTNING_ENABLED__",
+    "BACKEND": "__LIGHTNING_BACKEND__",
+    "TOPOLOGY_FOLDER": "__LIGHTNING_TOPOLOGY_FOLDER__",
+    "STATS_REFRESH_INTERVAL": 600,
+    "GRAPH_REFRESH_INTERVAL": 600,
+    "LOGGER_UPDATE_INTERVAL": 30
+  },
+  "LND": {
+    "TLS_CERT_PATH": "",
+    "MACAROON_PATH": "",
+    "REST_API_URL": "https://localhost:8080"
+  },
+  "CLIGHTNING": {
+    "SOCKET": "__CLIGHTNING_SOCKET__"
   }
 }

backend/src/config.ts

@@ -36,6 +36,7 @@ interface IConfig {
     TOPOLOGY_FOLDER: string;
     STATS_REFRESH_INTERVAL: number;
     GRAPH_REFRESH_INTERVAL: number;
+    LOGGER_UPDATE_INTERVAL: number;
   };
   LND: {
     TLS_CERT_PATH: string;
@@ -191,6 +192,7 @@ const defaults: IConfig = {
     'TOPOLOGY_FOLDER': '',
     'STATS_REFRESH_INTERVAL': 600,
     'GRAPH_REFRESH_INTERVAL': 600,
+    'LOGGER_UPDATE_INTERVAL': 30,
   },
   'LND': {
     'TLS_CERT_PATH': '',