add vikunja integration

backend/src/config/environment.ts

@@ -38,6 +38,10 @@ interface EnvironmentConfig {
     tokenId: string;
     tokenSecret: string;
   };
+  vikunja: {
+    url: string;
+    apiToken: string;
+  };
 }
 
 const environment: EnvironmentConfig = {
@@ -73,6 +77,10 @@ const environment: EnvironmentConfig = {
     tokenId: process.env.BOOKSTACK_TOKEN_ID || '',
     tokenSecret: process.env.BOOKSTACK_TOKEN_SECRET || '',
   },
+  vikunja: {
+    url: process.env.VIKUNJA_URL || '',
+    apiToken: process.env.VIKUNJA_API_TOKEN || '',
+  },
 };
 
 export default environment;