refactor: add openai to avante

lua/plugins/avante.lua

@@ -3,10 +3,18 @@ return {
         "yetone/avante.nvim",
         event = "VeryLazy",
         version = false, -- Never set this value to "*"! Never!
+        enabled = true,
         opts = {
-            -- add any opts here
             -- for example
-            provider = "deepseek",
+            provider = "openai",
+            openai = {
+                endpoint = "https://api.openai.com/v1",
+                model = "gpt-4o-mini", -- your desired model (or use gpt-4o, etc.)
+                timeout = 30000, -- Timeout in milliseconds, increase this for reasoning models
+                temperature = 0,
+                max_completion_tokens = 8192, -- Increase this to include reasoning tokens (for reasoning models)
+                --reasoning_effort = "medium", -- low|medium|high, only used for reasoning models
+            },
             ollama = {
                 model = "codellama",
                 endpoint = "http://127.0.0.1:11434",
@@ -23,6 +31,14 @@ return {
                     endpoint = "https://agent-mql2w66kzgoopio7n6mt5n4x-h8fzy.ondigitalocean.app/api/v1/",
                     api_key_name = "DO_GEN_AI_API_KEY",
                     model = "deepseek-r1-distill-llama-70b",
+                    temperature = 0.5,
+                },
+                llama31 = {
+                    __inherited_from = "openai",
+                    endpoint = "https://agent-mql2w66kzgoopio7n6mt5n4x-h8fzy.ondigitalocean.app/api/v1/",
+                    api_key_name = "DO_GEN_AI_API_KEY",
+                    model = "llama3.3-instruct",
+                    temperature = 0.5,
                 },
             },
             mappings = {