fix: persist Open Terminal API key across restarts

The API key is now saved in config.json and reused on subsequent
startups instead of being regenerated every time, which was breaking
existing integrations that relied on a stable key.

Closes #102

Author: tjbck

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.0.9] - 2026-04-20
+
+### Fixed
+
+- **Open Terminal API Key Persistence.** The Open Terminal API key is now saved in config.json and reused across restarts instead of being regenerated on every startup, which was breaking existing integrations.
+
 ## [0.0.8] - 2026-04-11
 
 ### Added

package.json

@@ -1,6 +1,6 @@
 {
   "name": "open-webui",
-  "version": "0.0.8",
+  "version": "0.0.9",
   "license": "AGPL-3.0",
   "description": "Open WebUI Desktop",
   "main": "./out/main/index.js",

src/main/utils/index.ts

@@ -817,6 +817,7 @@ export interface AppConfig {
     enabled: boolean
     port: number
     cwd: string
+    apiKey: string
   }
   llamaCpp: {
     enabled: boolean
@@ -850,7 +851,8 @@ const DEFAULT_CONFIG: AppConfig = {
   },
   openTerminal: {
     enabled: false,
-    cwd: ''
+    cwd: '',
+    apiKey: ''
   },
   llamaCpp: {
     enabled: false,

src/main/utils/open-terminal.ts

@@ -6,6 +6,7 @@ import * as pty from 'node-pty'
 import {
   getPythonPath,
   getConfig,
+  setConfig,
   installPackage,
   isPackageInstalled,
   isPythonInstalled,
@@ -63,8 +64,14 @@ export const startOpenTerminal = async (
   const config = await getConfig()
   const configEnvVars = config.envVars ?? {}
 
-  // Auto-generate API key
-  const generatedKey = crypto.randomBytes(24).toString('base64url')
+  // Use persisted API key or generate and save a new one
+  let generatedKey = config.openTerminal?.apiKey
+  if (!generatedKey) {
+    generatedKey = crypto.randomBytes(24).toString('base64url')
+    await setConfig({
+      openTerminal: { ...config.openTerminal, apiKey: generatedKey }
+    })
+  }
 
   // Find available port
   let desiredPort = port || 39284