feat: Enhance speech and AI configuration with advanced environment settings

- Update `.env.example` with comprehensive speech and AI configuration options
- Modify Docker Compose speech configuration for more flexible audio and ASR settings
- Enhance Dockerfile to support Python virtual environment and speech dependencies
- Refactor environment loading to use Bun's file system utilities
- Improve device listing tool with more detailed device statistics
- Add support for multiple AI models and dynamic configuration

.env.example

@@ -3,6 +3,7 @@ NODE_ENV=development
 PORT=3000
 DEBUG=false
 LOG_LEVEL=info
+MCP_SERVER=http://localhost:3000
 
 # Home Assistant Configuration
 HASS_HOST=http://homeassistant.local:8123
@@ -40,18 +41,18 @@ MAX_REQUEST_SIZE=1048576
 MAX_REQUEST_FIELDS=1000
 
 # AI Configuration
-PROCESSOR_TYPE=claude
+PROCESSOR_TYPE=openai
 OPENAI_API_KEY=your_openai_api_key
 OPENAI_MODEL=gpt-3.5-turbo
 MAX_RETRIES=3
 ANALYSIS_TIMEOUT=30000
 
 # Speech Features Configuration
-ENABLE_SPEECH_FEATURES=false
-ENABLE_WAKE_WORD=false
-ENABLE_SPEECH_TO_TEXT=false
+ENABLE_SPEECH_FEATURES=true
+ENABLE_WAKE_WORD=true
+ENABLE_SPEECH_TO_TEXT=true
 WHISPER_MODEL_PATH=/models
-WHISPER_MODEL_TYPE=tiny
+WHISPER_MODEL_TYPE=base
 
 # Audio Configuration
 NOISE_THRESHOLD=0.05
@@ -62,6 +63,13 @@ CHANNELS=1
 CHUNK_SIZE=1024
 PULSE_SERVER=unix:/run/user/1000/pulse/native
 
+# Whisper Configuration
+ASR_MODEL=base
+ASR_ENGINE=faster_whisper
+WHISPER_BEAM_SIZE=5
+COMPUTE_TYPE=float32
+LANGUAGE=en
+
 # SSE Configuration
 SSE_MAX_CLIENTS=50
 SSE_RECONNECT_TIMEOUT=5000
@@ -78,5 +86,11 @@ TEST_PORT=3001
 # Version
 VERSION=0.1.0
 
-# Advanced (Docker)
-COMPOSE_PROJECT_NAME=mcp
+# Docker Configuration
+COMPOSE_PROJECT_NAME=mcp
+
+# Resource Limits
+FAST_WHISPER_CPU_LIMIT=4.0
+FAST_WHISPER_MEMORY_LIMIT=2G
+MCP_CPU_LIMIT=1.0
+MCP_MEMORY_LIMIT=512M