refactor(mini.nvim): replace manual bootstrap with vim.pack.add

Use Neovim's built-in package manager instead of manual git clone for
mini.nvim installation. Remove stale commented-out add() calls and
reorder requires. Also add fish alias for launching mini.nvim.

config/mini.nvim/init.lua

@@ -93,32 +93,8 @@ vim.opt.incsearch = true
 -- vim.opt.iskeyword:append(".")
 -- vim.o.isfname:append("@-@")
 -- vim.o.colorcolumn = "80"
-
--- Put this at the top of 'init.lua'
-local path_package = vim.fn.stdpath('data') .. '/site'
-local mini_path = path_package .. '/pack/deps/start/mini.nvim'
-if not vim.loop.fs_stat(mini_path) then
-  vim.cmd('echo "Installing `mini.nvim`" | redraw')
-  local clone_cmd = {
-    'git', 'clone', '--filter=blob:none',
-    -- Uncomment next line to use 'stable' branch
-    -- '--branch', 'stable',
-    'https://github.com/echasnovski/mini.nvim', mini_path
-  }
-  vim.fn.system(clone_cmd)
-  vim.cmd('packadd mini.nvim | helptags ALL')
-end
-
--- add({ 'echasnovski/mini.ai' })
--- add({ 'echasnovski/mini.align' })
--- add({ 'echasnovski/mini.operators' })
--- add({ 'echasnovski/mini.bracketed' })
--- add({ 'echasnovski/mini.operators' })
--- add({ 'echasnovski/mini.surround' })
--- add({ 'echasnovski/mini.statusline' })
--- add({ 'echasnovski/mini.tabline' })
-
--- add({ 'echasnovski/mini.hipatterns' })
+--
+vim.pack.add({ 'https://github.com/nvim-mini/mini.nvim' })
 
 require('mini.extra').setup()
 require('mini.ai').setup({
@@ -228,15 +204,15 @@ require('mini.files').setup()
 require('mini.fuzzy').setup()
 require('mini.git').setup()
 require('mini.icons').setup()
+require('mini.jump2d').setup()
 require('mini.jump').setup()
 require('mini.move').setup()
 require('mini.pick').setup()
 require('mini.sessions').setup()
 require('mini.splitjoin').setup()
-require('mini.jump2d').setup()
-require('mini.visits').setup()
 require('mini.statusline').setup()
 require('mini.tabline').setup()
+require('mini.visits').setup()
 
 vim.keymap.set('n', '<leader>f', '<cmd>Pick files<cr>', { desc = "Pick files" })
 vim.keymap.set('n', '<leader>j', '<cmd>Pick oldfiles<cr>', { desc = "Pick files" })