feat(git): <leader>gb for Git Blame Line

lua/lazyvim/util/lazygit.lua

@@ -140,4 +140,22 @@ gui:
   M.dirty = false
 end
 
+---@param opts? {count?: number}|LazyCmdOptions
+function M.blame_line(opts)
+  opts = vim.tbl_deep_extend("force", {
+    count = 3,
+    filetype = "git",
+    size = {
+      width = 0.6,
+      height = 0.6,
+    },
+    border = "rounded",
+  }, opts or {})
+  local cursor = vim.api.nvim_win_get_cursor(0)
+  local line = cursor[1] - 1
+  local file = vim.api.nvim_buf_get_name(0)
+  local cmd = { "git", "log", "-n", opts.count, "-u", "-L", line .. ",+1:" .. file }
+  return require("lazy.util").float_cmd(cmd, opts)
+end
+
 return M