chore: add OLLAMA_API_KEY to docker-compose and .env.example

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: Alexey Panfilov

.env.example

@@ -5,13 +5,16 @@ DEEPSEEK_API_KEY=your_deepseek_api_key_here
 GEMINI_API_KEY=your_gemini_api_key_here
 QWEN_API_KEY=your_qwen_api_key_here
 
+# Optional: Ollama Cloud (ollama.com/settings/keys) — for Ollama provider and web search
+# OLLAMA_API_KEY=your_ollama_api_key_here
+
 # Optional: HuggingFace TEI embedding server (if using hf-tei provider in config.yaml)
 # EMBED_API_KEY=user:password
 
 # Timezone for date/time in LLM context (IANA format, e.g. Europe/Moscow, America/New_York)
 TZ=Europe/Belgrade
 
-# MCP servers (Phase 2)
+# MCP servers
 # MEMORY_USER=
 # MEMORY_PASS=
 # HEALTH_API_KEY=

docker-compose.yml

@@ -10,6 +10,7 @@ services:
       - DEEPSEEK_API_KEY=${DEEPSEEK_API_KEY}
       - GEMINI_API_KEY=${GEMINI_API_KEY}
       - QWEN_API_KEY=${QWEN_API_KEY:-}
+      - OLLAMA_API_KEY=${OLLAMA_API_KEY:-}
       - EMBED_API_KEY=${EMBED_API_KEY:-}
       - TZ=${TZ:-Europe/Belgrade}
     volumes: