refactor(core): migrate ai files from claude to ai

lua/plugins/avante.lua

@@ -4,9 +4,8 @@ return {
   "yetone/avante.nvim",
   -- if you want to build from source then do `make BUILD_FROM_SOURCE=true`
   -- ⚠️ must add this setting! ! !
-  build = vim.fn.has("win32") ~= 0
-      and "powershell -ExecutionPolicy Bypass -File Build.ps1 -BuildFromSource false"
-      or "make",
+  build = vim.fn.has "win32" ~= 0 and "powershell -ExecutionPolicy Bypass -File Build.ps1 -BuildFromSource false"
+    or "make",
   event = "VeryLazy",
   version = false, -- Never set this value to "*"! Never!
   ---@module 'avante'
@@ -16,25 +15,11 @@ return {
     -- this file can contain specific instructions for your project
     instructions_file = "avante.md",
     -- for example
-    provider = "claude",
-    providers = {
-      claude = {
-        endpoint = "https://api.anthropic.com",
-        model = "claude-sonnet-4-20250514",
-        timeout = 30000, -- Timeout in milliseconds
-        extra_request_body = {
-          temperature = 0.75,
-          max_tokens = 20480,
-        },
-      },
-      moonshot = {
-        endpoint = "https://api.moonshot.ai/v1",
-        model = "kimi-k2-0711-preview",
-        timeout = 30000, -- Timeout in milliseconds
-        extra_request_body = {
-          temperature = 0.75,
-          max_tokens = 32768,
-        },
+    provider = "opencode",
+    acp_providers = {
+      ["opencode"] = {
+        command = "opencode",
+        args = { "acp" },
       },
     },
     -- Keybindings for navigation within Avante windows
@@ -73,7 +58,7 @@ return {
     windows = {
       position = "right", -- the position of the sidebar
       wrap = true, -- similar to vim.o.wrap
-      width = 30, -- default % based on available width
+      width = 26, -- default % based on available width
       sidebar_header = {
         align = "center", -- left, center, right for title
         rounded = true,
@@ -91,7 +76,6 @@ return {
     "stevearc/dressing.nvim", -- for input provider dressing
     "folke/snacks.nvim", -- for input provider snacks
     "nvim-tree/nvim-web-devicons", -- or echasnovski/mini.icons
-    "zbirenbaum/copilot.lua", -- for providers='copilot'
     {
       -- support for image pasting
       "HakonHarnes/img-clip.nvim",