Use ENV var SUPERVISOR_TOKEN as fallback for password

README.md

@@ -108,6 +108,7 @@ Please check it https://www.smarthomejetzt.de/mit-iobroker-auf-eine-home-assista
 ## Changelog
 ### **WORK IN PROGRESS**
 * (@klein0r) Use /core/ instead of /api/ when connecting to supervisor directly (e.g. in ha app)
+* (@klein0r) Use ENV var SUPERVISOR_TOKEN as fallback for password
 
 ### 2.0.3 (2026-04-02)
 * (@GermanBluefox) Adapter was updated and migrated to TypeScript

src/lib/hass.ts

@@ -108,11 +108,12 @@ export default class HASS extends EventEmitter {
                     this.emit('state_changed', response.event.data.new_state);
                 }
             } else if (response.type === 'auth_required') {
-                if (!this.options.password) {
+                const password = this.options.password || process.env.SUPERVISOR_TOKEN;
+                if (!password) {
                     this.emit('error', 'Password required. Connection closed');
                     socket.terminate();
                 } else {
-                    setTimeout(() => this.sendAuth(socket, this.options.password!), 50);
+                    setTimeout(() => this.sendAuth(socket, password), 50);
                 }
             } else if (response.type === 'auth_ok') {
                 setImmediate(() =>