Added .env access to frontend (+ while dockerized)

web/admin-gui/vite.config.ts

@@ -1,14 +1,21 @@
 import { fileURLToPath, URL } from 'node:url'
-
-import { defineConfig } from 'vite'
+import { defineConfig, loadEnv } from 'vite'
 import vue from '@vitejs/plugin-vue'
 
 // https://vitejs.dev/config/
-export default defineConfig({
-  plugins: [vue()],
-  resolve: {
-    alias: {
-      '@': fileURLToPath(new URL('./src', import.meta.url))
-    }
-  }
+export default defineConfig(({command, mode}) => {
+	return { 
+		plugins: [vue()],
+		resolve: {
+			alias: {
+				'@': fileURLToPath(new URL('./src', import.meta.url))
+			}
+		},
+		define: {
+			__APP_ENV__: {
+				...loadEnv(mode, "./../../", ""), // when running directly | access .env from ./web/admin-gui/ 
+				...loadEnv(mode, process.cwd(), ""), // when running from docker
+			}
+		}
+	}
 })