feat: rebuild AI commands and migrate config to TOML

.env.example

@@ -2,12 +2,19 @@ TG_API_ID=123456
 TG_API_HASH=your_api_hash_here
 SESSION_DIR=sessions
 ACCOUNTS_JSON=[{"name":"personal","session":"personal"},{"name":"work","session":"work"}]
-BRAVE_API_KEY=your_brave_search_api_key_here
-BRAVE_SEARCH_COUNT=5
-BRAVE_SEARCH_COUNTRY=US
-BRAVE_SEARCH_LANG=en
-BRAVE_SEARCH_UI_LANG=en-US
-BRAVE_SEARCH_SAFESEARCH=moderate
-PAGE_EXTRACT_MAX_CHARS=12000
-PAGE_EXTRACT_RENDER_DYNAMIC=true
-# AI_CONFIG={"default_model":"mm","context_messages":12,"prompt":{"root":"prompts/ai","system_file":"system.md","parts_dir":"parts"},"providers":{"minimax":{"api_key":"your_minimax_api_key_here","base_url":"https://api.minimax.io/v1"},"openrouter":{"api_key":"your_openrouter_api_key_here","base_url":"https://openrouter.ai/api/v1"}},"models":{"mm":{"provider":"minimax","model":"MiniMax-Text-01"},"or":{"provider":"openrouter","model":"openai/gpt-4o-mini"}}}
+BOT_CONFIG=config.toml
+ELEVENLABS_API_KEY=your_elevenlabs_api_key_here
+ELEVENLABS_MODEL_ID=scribe_v2
+# ELEVENLABS_LANGUAGE_CODE=ru
+# ELEVENLABS_REQUEST_TIMEOUT_SECONDS=300
+GLM_API_URL=https://api.z.ai/api/paas/v4
+GLM_API_KEY=your_glm_api_key_here
+GLM_MODEL=glm-5.3
+DEEPSEEK_API_URL=https://api.deepseek.com
+DEEPSEEK_API_KEY=your_deepseek_api_key_here
+DEEPSEEK_MODEL=deepseek-v4-flash
+# AI_MAX_CONTEXT_MESSAGES=100
+# AI_MAX_MEDIA_BYTES=5242880
+# AI_MAX_TOOL_ROUNDS=16
+BRAVE_SEARCH_API_KEY=your_brave_search_api_key_here
+# BRAVE_SEARCH_TIMEOUT_SECONDS=10