fix(picker.projects): use fd or fdfind

lua/snacks/picker/source/files.lua

@@ -19,17 +19,12 @@ local commands = {
   },
 }
 
----@param opts? snacks.picker.files.Config
+---@param cmd? string
 ---@return string? cmd, string[]? args
-function M.get_cmd(opts)
-  opts = opts or {}
+function M.get_cmd(cmd)
   local checked = {} ---@type string[]
   for _, command in ipairs(commands) do
-    if
-      command.enabled ~= false
-      and command.available ~= false
-      and (not opts.cmd or vim.tbl_contains(command.cmd, opts.cmd))
-    then
+    if command.enabled ~= false and command.available ~= false and (not cmd or vim.tbl_contains(command.cmd, cmd)) then
       if command.available then
         assert(type(command.available) == "string", "available must be a string")
         return command.available, vim.deepcopy(command.args)
@@ -44,17 +39,21 @@ function M.get_cmd(opts)
       command.available = false
     end
   end
-  checked = #checked == 0 and opts.cmd and { opts.cmd } or checked
+  checked = #checked == 0 and cmd and { cmd } or checked
   checked = vim.tbl_map(function(c)
     return "`" .. c .. "`"
   end, checked)
   Snacks.notify.error("No supported finder found:\n- " .. table.concat(checked, "\n-"))
 end
 
+function M.get_fd()
+  return M.get_cmd("fd")
+end
+
 ---@param opts snacks.picker.files.Config
 ---@param filter snacks.picker.Filter
 local function get_cmd(opts, filter)
-  local cmd, args = M.get_cmd(opts)
+  local cmd, args = M.get_cmd(opts.cmd)
   if not cmd or not args then
     return
   end

lua/snacks/picker/source/recent.lua

@@ -77,7 +77,11 @@ function M.projects(opts, ctx)
   local dev = type(opts.dev) == "string" and { opts.dev } or opts.dev or {}
   ---@cast dev string[]
   vim.list_extend(args, vim.tbl_map(vim.fs.normalize, dev))
-  local proc = require("snacks.picker.source.proc").proc({ cmd = "fd", args = args, notify = false }, ctx)
+  local fd = require("snacks.picker.source.files").get_fd()
+  if not fd then
+    Snacks.notify.warn("`fd` or `fdfind` is required for projects")
+  end
+  local proc = fd and require("snacks.picker.source.proc").proc({ cmd = fd, args = args, notify = false }, ctx)
   ---@async
   ---@param cb async fun(item: snacks.picker.finder.Item)
   return function(cb)
@@ -97,6 +101,10 @@ function M.projects(opts, ctx)
       end
     end
 
+    if not proc then
+      return
+    end
+
     ---@async
     proc(function(item)
       local path = item.text