feat: make copilot work when using blink (not as completion source)

lua/lazyvim/plugins/extras/coding/blink.lua

@@ -23,12 +23,6 @@ return {
     ---@module 'blink.cmp'
     ---@type blink.cmp.Config
     opts = {
-      -- 'default' for mappings similar to built-in completion
-      -- 'super-tab' for mappings similar to vscode (tab to accept, arrow keys to navigate)
-      -- see the "default configuration" section below for full documentation on how to define
-      -- your own keymap. when defining your own, no keybinds will be assigned automatically.
-      keymap = "default",
-
       highlight = {
         -- sets the fallback highlight groups to nvim-cmp's highlight groups
         -- useful for when your theme doesn't support blink.cmp
@@ -51,7 +45,7 @@ return {
       },
 
       -- experimental auto-brackets support
-      -- accept = { auto_brackets = { enabled = true } }
+      accept = { auto_brackets = { enabled = true } },
 
       -- experimental signature help support
       -- trigger = { signature_help = { enabled = true } }
@@ -61,6 +55,24 @@ return {
           enabled_providers = { "lsp", "path", "snippets", "buffer" },
         },
       },
+
+      keymap = {
+        ["<C-space>"] = { "show", "show_documentation", "hide_documentation" },
+        ["<C-e>"] = { "hide" },
+        ["<C-y>"] = { "select_and_accept" },
+        ["<CR>"] = { "select_and_accept", "fallback" },
+
+        ["<Up>"] = { "select_prev", "fallback" },
+        ["<Down>"] = { "select_next", "fallback" },
+        ["<C-p>"] = { "select_prev", "fallback" },
+        ["<C-n>"] = { "select_next", "fallback" },
+
+        ["<C-b>"] = { "scroll_documentation_up", "fallback" },
+        ["<C-f>"] = { "scroll_documentation_down", "fallback" },
+
+        ["<Tab>"] = { "snippet_forward", "fallback" },
+        ["<S-Tab>"] = { "snippet_backward", "fallback" },
+      },
     },
   },