Add environment variables template

.env.example

@@ -0,0 +1,27 @@
+# Discord Bot Configuration
+DISCORD_TOKEN=your_discord_bot_token_here
+CLIENT_ID=your_bot_client_id_here
+GUILD_ID=your_guild_id_here
+
+# Database Configuration
+POSTGRES_DB=voice_translator
+POSTGRES_USER=postgres
+POSTGRES_PASSWORD=your_secure_postgres_password
+POSTGRES_URL=postgresql://postgres:your_secure_postgres_password@postgres:5432/voice_translator
+
+# Whisper Configuration
+WHISPER_MODEL=large-v2
+
+# Translation API Keys
+GOOGLE_TRANSLATE_API_KEY=your_google_translate_api_key
+DEEPL_API_KEY=your_deepl_api_key
+AZURE_TRANSLATOR_KEY=your_azure_translator_key
+AZURE_TRANSLATOR_REGION=your_azure_region
+
+# Admin Interface Configuration
+PGADMIN_EMAIL=admin@example.com
+PGADMIN_PASSWORD=your_pgadmin_password
+
+# Optional: Additional Configuration
+NODE_ENV=production
+LOG_LEVEL=info