DigitalOcean: Integrated AMD_API_KEY support and fixed default model

backend/agents/digitalocean_agent.py

@@ -14,12 +14,13 @@ class DigitalOceanAgent(BaseAgent):
         # Load dynamic config
         self.provider_config = config_service.get_provider_config("digitalocean")
         
-        # Priority: Agent Access Key -> Inference Key -> DO Token
+        # Priority: Agent Access Key -> Inference Key -> AMD Key -> DO Token
         api_key = (
             self.provider_config.get("agent_access_key") or 
             settings.DO_AGENT_ACCESS_KEY or 
             self.provider_config.get("api_key") or 
             settings.DO_INFERENCE_KEY or 
+            settings.AMD_API_KEY or
             settings.DO_API_TOKEN
         )
         

backend/services/config.py

@@ -60,7 +60,7 @@ class ConfigService:
         "openai":      {"enabled": True,  "default_model": "gpt-4o",                   "temperature": 0.7, "max_tokens": 4096},
         "openrouter":  {"enabled": True,  "default_model": "google/gemini-2.0-flash",  "temperature": 0.7, "max_tokens": 8192},
         "gemini":      {"enabled": True,  "default_model": "gemini-2.0-flash",         "temperature": 0.7, "max_tokens": 8192},
-        "amd":         {"enabled": True,  "default_model": "gpt-4o",                   "temperature": 0.7, "max_tokens": 4096, "base_url": "https://inference.do-ai.run/v1"},
+        "amd":         {"enabled": True,  "default_model": "llama-3.3-70b-instruct",                   "temperature": 0.7, "max_tokens": 4096, "base_url": "https://inference.do-ai.run/v1"},
         "ollama":      {"enabled": True,  "default_model": "llama3.1:8b",              "temperature": 0.7, "base_url": "http://localhost:11434"},
     }