feat: expand AI provider support and update descriptions

- Updated AIProviderBase and AIProviderUpdate to support new API formats: 'anthropic' and 'ollama'.
- Added SVG icons for Anthropic, Azure, Ollama, and Z.ai providers.
- Updated AI provider payload interface to include new formats.
- Enhanced English and Chinese localization for new providers and updated descriptions for OpenAI and Anthropic.
- Added new provider templates for Azure OpenAI, Anthropic, Z.ai, and Ollama in the settings tab.
- Updated the API format selection in the settings tab to include new options.

domain/ai/types.py

@@ -30,8 +30,8 @@ class AIProviderBase(BaseModel):
     @classmethod
     def normalize_format(cls, value: str) -> str:
         fmt = value.lower()
-        if fmt not in {"openai", "gemini"}:
-            raise ValueError("api_format must be 'openai' or 'gemini'")
+        if fmt not in {"openai", "gemini", "anthropic", "ollama"}:
+            raise ValueError("api_format must be 'openai', 'gemini', 'anthropic', or 'ollama'")
         return fmt
 
 
@@ -54,8 +54,8 @@ class AIProviderUpdate(BaseModel):
         if value is None:
             return value
         fmt = value.lower()
-        if fmt not in {"openai", "gemini"}:
-            raise ValueError("api_format must be 'openai' or 'gemini'")
+        if fmt not in {"openai", "gemini", "anthropic", "ollama"}:
+            raise ValueError("api_format must be 'openai', 'gemini', 'anthropic', or 'ollama'")
         return fmt