feat(ollama): Add Ollama provider support with models and configuration, including API endpoints and UI updates.

src/app/api/providers/[id]/models/route.js

@@ -162,6 +162,7 @@ const PROVIDER_MODELS_CONFIG = {
   nebius: createOpenAIModelsConfig("https://api.studio.nebius.ai/v1/models"),
   siliconflow: createOpenAIModelsConfig("https://api.siliconflow.cn/v1/models"),
   hyperbolic: createOpenAIModelsConfig("https://api.hyperbolic.xyz/v1/models"),
+  ollama: createOpenAIModelsConfig("https://ollama.com/api/tags"),
   nanobanana: createOpenAIModelsConfig("https://api.nanobananaapi.ai/v1/models"),
   chutes: createOpenAIModelsConfig("https://llm.chutes.ai/v1/models"),
   nvidia: createOpenAIModelsConfig("https://integrate.api.nvidia.com/v1/models"),