diff --git a/config/nvim/after/ftplugin/help.lua b/config/nvim/after/ftplugin/help.lua
index b091af0..c895f25 100644
--- a/config/nvim/after/ftplugin/help.lua
+++ b/config/nvim/after/ftplugin/help.lua
@@ -2,4 +2,4 @@ vim.o.number = true
 vim.o.conceallevel = 0
 vim.o.relativenumber = true
 
-bmap({ 'n', 'q', vim.cmd.helpclose })
+vim.keymap.set('n', 'q', vim.cmd.helpclose, { buffer = 0 })
diff --git a/config/nvim/init.lua b/config/nvim/init.lua
index faca17b..9102e8c 100644
--- a/config/nvim/init.lua
+++ b/config/nvim/init.lua
@@ -1,16 +1,13 @@
 vim.g.mapleader = ' '
 
-function _G.map(mapping, opts)
-    vim.keymap.set(
-        mapping[1],
-        mapping[2],
-        mapping[3],
-        vim.tbl_extend('keep', opts or {}, { silent = true })
-    )
-end
+vim.g.lz_n = {
+    load = function(name)
+        vim.cmd('packadd! ' .. name)
+    end,
+}
 
-function _G.bmap(mapping, opts)
-    _G.map(mapping, vim.tbl_extend('force', opts or {}, { buffer = 0 }))
-end
+vim.pack.add({
+    'https://github.com/lumen-oss/lz.n',
+})
 
-require('config.pack')
+require('lz.n').load('plugins')
diff --git a/config/nvim/lua/config/lsp.lua b/config/nvim/lua/config/lsp.lua
index 67203de..9e7ed84 100644
--- a/config/nvim/lua/config/lsp.lua
+++ b/config/nvim/lua/config/lsp.lua
@@ -4,7 +4,7 @@ local Methods = vim.lsp.protocol.Methods
 
 function M.on_attach(client, bufnr)
     if client:supports_method(Methods.textDocument_hover) then
-        bmap({ 'n', 'K', vim.lsp.buf.hover })
+        vim.keymap.set('n', 'K', vim.lsp.buf.hover, { buffer = 0 })
     end
 
     local ok, _ = pcall(require, 'fzf-lua')
@@ -67,7 +67,7 @@ function M.on_attach(client, bufnr)
     for _, m in ipairs(mappings) do
         local method, key, cmd = unpack(m)
         if client:supports_method(method) then
-            bmap({ 'n', key, cmd })
+            vim.keymap.set('n', key, cmd, { buffer = 0 })
         end
     end
 end
diff --git a/config/nvim/lua/config/pack.lua b/config/nvim/lua/config/pack.lua
deleted file mode 100644
index 3affd2b..0000000
--- a/config/nvim/lua/config/pack.lua
+++ /dev/null
@@ -1,47 +0,0 @@
-vim.g.loaded_2html_plugin = true
-vim.g.loaded_bugreport = true
-vim.g.loaded_getscript = true
-vim.g.loaded_getscriptPlugin = true
-vim.g.loaded_gzip = true
-vim.g.loaded_logipat = true
-vim.g.loaded_netrw = true
-vim.g.loaded_netrwFileHandlers = true
-vim.g.loaded_netrwPlugin = true
-vim.g.loaded_netrwSettings = true
-vim.g.loaded_optwin = true
-vim.g.loaded_rplugin = true
-vim.g.loaded_rrhelper = true
-vim.g.loaded_synmenu = true
-vim.g.loaded_tar = true
-vim.g.loaded_tarPlugin = true
-vim.g.loaded_tohtml = true
-vim.g.loaded_tutor = true
-vim.g.loaded_vimball = true
-vim.g.loaded_vimballPlugin = true
-vim.g.loaded_zip = true
-vim.g.loaded_zipPlugin = true
-
-local dev_plugins = {
-    ['diffs.nvim'] = '~/dev/diffs.nvim',
-    ['canola.nvim'] = '~/dev/canola.nvim',
-    ['pending.nvim'] = '~/dev/pending.nvim',
-}
-
-for _, path in pairs(dev_plugins) do
-    vim.opt.rtp:prepend(path)
-end
-
-vim.g.lz_n = {
-    load = function(name)
-        name = name:match('[^/]+$') or name
-        if not dev_plugins[name] then
-            vim.cmd.packadd(name)
-        end
-    end,
-}
-
-vim.pack.add({
-    'https://github.com/lumen-oss/lz.n',
-})
-
-require('lz.n').load('plugins')
diff --git a/config/nvim/lua/lsp/clangd.lua b/config/nvim/lua/lsp/clangd.lua
index 59ee69b..fe59776 100644
--- a/config/nvim/lua/lsp/clangd.lua
+++ b/config/nvim/lua/lsp/clangd.lua
@@ -2,8 +2,10 @@ vim.api.nvim_create_autocmd('LspAttach', {
     callback = function(args)
         local client = vim.lsp.get_client_by_id(args.data.client_id)
         if client and client.name == 'clangd' then
-            bmap(
-                { 'n', 'gh', vim.cmd.ClangdSwitchSourceHeader },
+            vim.keymap.set(
+                'n',
+                'gh',
+                vim.cmd.ClangdSwitchSourceHeader,
                 { buffer = args.buf }
             )
         end
diff --git a/config/nvim/lua/lsp/rust-analyzer.lua b/config/nvim/lua/lsp/rust-analyzer.lua
index 729f3a2..8756511 100644
--- a/config/nvim/lua/lsp/rust-analyzer.lua
+++ b/config/nvim/lua/lsp/rust-analyzer.lua
@@ -21,8 +21,23 @@ return {
     },
     on_attach = function(...)
         require('config.lsp').on_attach(...)
-        bmap({ 'n', '\\Rc', '<cmd>RustLsp codeAction<cr>' })
-        bmap({ 'n', '\\Rm', '<cmd>RustLsp expandMacro<cr>' })
-        bmap({ 'n', '\\Ro', '<cmd>RustLsp openCargo<cr>' })
+        vim.keymap.set(
+            'n',
+            '\\Rc',
+            '<cmd>RustLsp codeAction<cr>',
+            { buffer = 0 }
+        )
+        vim.keymap.set(
+            'n',
+            '\\Rm',
+            '<cmd>RustLsp expandMacro<cr>',
+            { buffer = 0 }
+        )
+        vim.keymap.set(
+            'n',
+            '\\Ro',
+            '<cmd>RustLsp openCargo<cr>',
+            { buffer = 0 }
+        )
     end,
 }
diff --git a/config/nvim/lua/plugins/cp.lua b/config/nvim/lua/plugins/cp.lua
deleted file mode 100644
index cb59d79..0000000
--- a/config/nvim/lua/plugins/cp.lua
+++ /dev/null
@@ -1,253 +0,0 @@
-local clang_format = [[BasedOnStyle: LLVM
-IndentWidth: 2
-UseTab: Never
-
-AllowShortIfStatementsOnASingleLine: Never
-AllowShortLoopsOnASingleLine: false
-AllowShortFunctionsOnASingleLine: None
-AllowShortLambdasOnASingleLine: None
-AllowShortBlocksOnASingleLine: Never
-AllowShortEnumsOnASingleLine: false
-AllowShortCaseExpressionOnASingleLine: false
-
-BreakBeforeBraces: Attach
-ColumnLimit: 100
-AlignAfterOpenBracket: Align
-BinPackArguments: false
-BinPackParameters: false]]
-
-local cpp_base = [[#include <bits/stdc++.h>  // {{{
-
-#include <version>
-#ifdef __cpp_lib_ranges_enumerate
-#include <ranges>
-namespace rv = std::views;
-namespace rs = std::ranges;
-#endif
-
-#pragma GCC optimize("O2,unroll-loops")
-#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
-
-using namespace std;
-
-using i32 = int32_t;
-using u32 = uint32_t;
-using i64 = int64_t;
-using u64 = uint64_t;
-using f64 = double;
-using f128 = long double;
-
-#if __cplusplus >= 202002L
-template <typename T>
-constexpr T MIN = std::numeric_limits<T>::min();
-
-template <typename T>
-constexpr T MAX = std::numeric_limits<T>::max();
-#endif
-
-#ifdef LOCAL
-#define db(...) std::print(__VA_ARGS__)
-#define dbln(...) std::println(__VA_ARGS__)
-#else
-#define db(...)
-#define dbln(...)
-#endif
-//  }}}
-
-void solve() {
-  <++>
-}
-
-int main() {  // {{{
-  std::cin.exceptions(std::cin.failbit);
-#ifdef LOCAL
-  std::cerr.rdbuf(std::cout.rdbuf());
-  std::cout.setf(std::ios::unitbuf);
-  std::cerr.setf(std::ios::unitbuf);
-#else
-  std::cin.tie(nullptr)->sync_with_stdio(false);
-#endif
-]]
-
-local cpp_single = cpp_base .. [[  solve();
-  return 0;
-}  // }}}]]
-
-local cpp_multi = cpp_base
-    .. [[  u32 tc = 1;
-  std::cin >> tc;
-  for (u32 t = 0; t < tc; ++t) {
-    solve();
-  }
-  return 0;
-}  // }}}]]
-
-local templates = {
-    cpp = {
-        default = cpp_multi,
-        codeforces = cpp_multi,
-        atcoder = cpp_single,
-        cses = cpp_single,
-    },
-    python = {
-        default = [[def main() -> None:
-    <++>
-
-
-if __name__ == '__main__':
-    main()]],
-    },
-}
-
-local function insert_template(buf, lang, platform)
-    local lang_templates = templates[lang]
-    if not lang_templates then
-        return false
-    end
-
-    local template = lang_templates[platform] or lang_templates.default
-    if not template then
-        return false
-    end
-
-    local lines = vim.split(template, '\n')
-    vim.api.nvim_buf_set_lines(buf, 0, -1, false, lines)
-
-    for lnum, line in ipairs(lines) do
-        local col = line:find('<++>', 1, true)
-        if col then
-            local new_line = line:sub(1, col - 1) .. line:sub(col + 4)
-            vim.api.nvim_buf_set_lines(buf, lnum - 1, lnum, false, { new_line })
-            vim.api.nvim_win_set_cursor(0, { lnum, col - 1 })
-            break
-        end
-    end
-
-    return true
-end
-
-vim.pack.add({ 'https://github.com/barrettruth/cp.nvim' })
-
-return {
-    'barrettruth/cp.nvim',
-    cmd = 'CP',
-    keys = {
-        { '<leader>ce', '<cmd>CP edit<cr>' },
-        { '<leader>cp', '<cmd>CP panel<cr>' },
-        { '<leader>cP', '<cmd>CP pick<cr>' },
-        { '<leader>cr', '<cmd>CP run all<cr>' },
-        { '<leader>cd', '<cmd>CP run --debug<cr>' },
-        { ']c', '<cmd>CP next<cr>' },
-        { '[c', '<cmd>CP prev<cr>' },
-    },
-    before = function()
-        vim.g.cp = {
-            debug = false,
-            languages = {
-                cpp = {
-                    extension = 'cc',
-                    commands = {
-                        build = {
-                            'g++',
-                            '-std=c++23',
-                            '-O2',
-                            '-Wall',
-                            '-Wextra',
-                            '-Wpedantic',
-                            '-Wshadow',
-                            '-Wconversion',
-                            '-Wformat=2',
-                            '-Wfloat-equal',
-                            '-Wundef',
-                            '-fdiagnostics-color=always',
-                            '-DLOCAL',
-                            '{source}',
-                            '-o',
-                            '{binary}',
-                        },
-                        run = { '{binary}' },
-                        debug = {
-                            'g++',
-                            '-std=c++23',
-                            '-g3',
-                            '-fsanitize=address,undefined',
-                            '-fno-omit-frame-pointer',
-                            '-fstack-protector-all',
-                            '-D_GLIBCXX_DEBUG',
-                            '-DLOCAL',
-                            '{source}',
-                            '-o',
-                            '{binary}',
-                        },
-                    },
-                },
-                python = {
-                    extension = 'py',
-                    commands = {
-                        run = { 'python', '{source}' },
-                        debug = { 'python', '{source}' },
-                    },
-                },
-            },
-            platforms = {
-                codeforces = {
-                    enabled_languages = { 'cpp', 'python' },
-                    default_language = 'cpp',
-                },
-                atcoder = {
-                    enabled_languages = { 'cpp', 'python' },
-                    default_language = 'cpp',
-                },
-                cses = {},
-            },
-            ui = {
-                picker = 'fzf-lua',
-                panel = { diff_modes = { 'side-by-side', 'git' } },
-            },
-            hooks = {
-                setup_io_input = function(buf)
-                    require('cp.helpers').clearcol(buf)
-                end,
-                setup_io_output = function(buf)
-                    require('cp.helpers').clearcol(buf)
-                end,
-                before_run = function(_)
-                    require('config.lsp').format()
-                end,
-                before_debug = function(_)
-                    require('config.lsp').format()
-                end,
-                setup_code = function(state)
-                    vim.opt_local.winbar = ''
-                    vim.opt_local.foldlevel = 0
-                    vim.opt_local.foldmethod = 'marker'
-                    vim.opt_local.foldmarker = '{{{,}}}'
-                    vim.opt_local.foldtext = ''
-                    vim.diagnostic.enable(false)
-
-                    local buf = vim.api.nvim_get_current_buf()
-                    local lines = vim.api.nvim_buf_get_lines(buf, 0, 1, true)
-                    if #lines > 1 or (#lines == 1 and lines[1] ~= '') then
-                        return
-                    end
-
-                    local lang = state.get_language()
-                    local platform = state.get_platform()
-                    insert_template(buf, lang, platform)
-
-                    local clang_format_path = vim.fn.getcwd()
-                        .. '/.clang-format'
-                    if vim.fn.filereadable(clang_format_path) == 0 then
-                        vim.fn.writefile(
-                            vim.split(clang_format, '\n'),
-                            clang_format_path
-                        )
-                    end
-                end,
-            },
-            filename = function(_, _, problem_id)
-                return problem_id
-            end,
-        }
-    end,
-}
diff --git a/config/nvim/lua/plugins/dev.lua b/config/nvim/lua/plugins/dev.lua
new file mode 100644
index 0000000..b3d6f67
--- /dev/null
+++ b/config/nvim/lua/plugins/dev.lua
@@ -0,0 +1,405 @@
+local dev_plugins = {
+    ['diffs.nvim'] = '~/dev/diffs.nvim',
+    ['canola.nvim'] = '~/dev/canola.nvim',
+    ['pending.nvim'] = '~/dev/pending.nvim',
+}
+
+for _, path in pairs(dev_plugins) do
+    vim.opt.rtp:prepend(path)
+end
+
+local function parse_output(proc)
+    local result = proc:wait()
+    local ret = {}
+    if result.code == 0 then
+        for line in
+            vim.gsplit(result.stdout, '\n', { plain = true, trimempty = true })
+        do
+            ret[line:gsub('/$', '')] = true
+        end
+    end
+    return ret
+end
+
+local function new_git_status()
+    return setmetatable({}, {
+        __index = function(self, key)
+            local ignored_proc = vim.system({
+                'git',
+                'ls-files',
+                '--ignored',
+                '--exclude-standard',
+                '--others',
+                '--directory',
+            }, { cwd = key, text = true })
+            local tracked_proc = vim.system(
+                { 'git', 'ls-tree', 'HEAD', '--name-only' },
+                { cwd = key, text = true }
+            )
+            local ret = {
+                ignored = parse_output(ignored_proc),
+                tracked = parse_output(tracked_proc),
+            }
+            rawset(self, key, ret)
+            return ret
+        end,
+    })
+end
+
+local git_status = new_git_status()
+
+local clang_format = [[BasedOnStyle: LLVM
+IndentWidth: 2
+UseTab: Never
+
+AllowShortIfStatementsOnASingleLine: Never
+AllowShortLoopsOnASingleLine: false
+AllowShortFunctionsOnASingleLine: None
+AllowShortLambdasOnASingleLine: None
+AllowShortBlocksOnASingleLine: Never
+AllowShortEnumsOnASingleLine: false
+AllowShortCaseExpressionOnASingleLine: false
+
+BreakBeforeBraces: Attach
+ColumnLimit: 100
+AlignAfterOpenBracket: Align
+BinPackArguments: false
+BinPackParameters: false]]
+
+local cpp_base = [[#include <bits/stdc++.h>  // {{{
+
+#include <version>
+#ifdef __cpp_lib_ranges_enumerate
+#include <ranges>
+namespace rv = std::views;
+namespace rs = std::ranges;
+#endif
+
+#pragma GCC optimize("O2,unroll-loops")
+#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
+
+using namespace std;
+
+using i32 = int32_t;
+using u32 = uint32_t;
+using i64 = int64_t;
+using u64 = uint64_t;
+using f64 = double;
+using f128 = long double;
+
+#if __cplusplus >= 202002L
+template <typename T>
+constexpr T MIN = std::numeric_limits<T>::min();
+
+template <typename T>
+constexpr T MAX = std::numeric_limits<T>::max();
+#endif
+
+#ifdef LOCAL
+#define db(...) std::print(__VA_ARGS__)
+#define dbln(...) std::println(__VA_ARGS__)
+#else
+#define db(...)
+#define dbln(...)
+#endif
+//  }}}
+
+void solve() {
+  <++>
+}
+
+int main() {  // {{{
+  std::cin.exceptions(std::cin.failbit);
+#ifdef LOCAL
+  std::cerr.rdbuf(std::cout.rdbuf());
+  std::cout.setf(std::ios::unitbuf);
+  std::cerr.setf(std::ios::unitbuf);
+#else
+  std::cin.tie(nullptr)->sync_with_stdio(false);
+#endif
+]]
+
+local cpp_single = cpp_base .. [[  solve();
+  return 0;
+}  // }}}]]
+
+local cpp_multi = cpp_base
+    .. [[  u32 tc = 1;
+  std::cin >> tc;
+  for (u32 t = 0; t < tc; ++t) {
+    solve();
+  }
+  return 0;
+}  // }}}]]
+
+local templates = {
+    cpp = {
+        default = cpp_multi,
+        codeforces = cpp_multi,
+        atcoder = cpp_single,
+        cses = cpp_single,
+    },
+    python = {
+        default = [[def main() -> None:
+    <++>
+
+
+if __name__ == '__main__':
+    main()]],
+    },
+}
+
+local function insert_template(buf, lang, platform)
+    local lang_templates = templates[lang]
+    if not lang_templates then
+        return false
+    end
+
+    local template = lang_templates[platform] or lang_templates.default
+    if not template then
+        return false
+    end
+
+    local lines = vim.split(template, '\n')
+    vim.api.nvim_buf_set_lines(buf, 0, -1, false, lines)
+
+    for lnum, line in ipairs(lines) do
+        local col = line:find('<++>', 1, true)
+        if col then
+            local new_line = line:sub(1, col - 1) .. line:sub(col + 4)
+            vim.api.nvim_buf_set_lines(buf, lnum - 1, lnum, false, { new_line })
+            vim.api.nvim_win_set_cursor(0, { lnum, col - 1 })
+            break
+        end
+    end
+
+    return true
+end
+
+vim.pack.add({
+    'https://github.com/barrettruth/cp.nvim',
+    'https://github.com/nvim-tree/nvim-web-devicons',
+})
+
+return {
+    {
+        'barrettruth/midnight.nvim',
+        enabled = false,
+        after = function()
+            vim.cmd.colorscheme('midnight')
+        end,
+    },
+    {
+        'barrettruth/live-server.nvim',
+        enabled = false,
+        before = function()
+            vim.g.live_server = {
+                debug = false,
+            }
+        end,
+        keys = { { '<leader>l', '<cmd>LiveServerToggle<cr>' } },
+    },
+    {
+        'barrettruth/nonicons.nvim',
+        enabled = false,
+    },
+    {
+        'barrettruth/canola.nvim',
+        enabled = true,
+        after = function()
+            require('oil').setup({
+                skip_confirm_for_simple_edits = true,
+                prompt_save_on_select_new_entry = false,
+                float = { border = 'single' },
+                view_options = {
+                    is_hidden_file = function(name, bufnr)
+                        local dir = require('oil').get_current_dir(bufnr)
+                        local is_dotfile = vim.startswith(name, '.')
+                            and name ~= '..'
+                        if not dir then
+                            return is_dotfile
+                        end
+                        if is_dotfile then
+                            return not git_status[dir].tracked[name]
+                        else
+                            return git_status[dir].ignored[name]
+                        end
+                    end,
+                },
+                keymaps = {
+                    ['<C-h>'] = false,
+                    ['<C-t>'] = false,
+                    ['<C-l>'] = false,
+                    ['<C-r>'] = 'actions.refresh',
+                    ['<C-s>'] = { 'actions.select', opts = { vertical = true } },
+                    ['<C-x>'] = {
+                        'actions.select',
+                        opts = { horizontal = true },
+                    },
+                    q = function()
+                        local ok, bufremove = pcall(require, 'mini.bufremove')
+                        if ok then
+                            bufremove.delete()
+                        else
+                            vim.cmd.bd()
+                        end
+                    end,
+                },
+            })
+            local refresh = require('oil.actions').refresh
+            local orig_refresh = refresh.callback
+            refresh.callback = function(...)
+                git_status = new_git_status()
+                orig_refresh(...)
+            end
+            vim.api.nvim_create_autocmd('BufEnter', {
+                callback = function()
+                    local ft = vim.bo.filetype
+                    if ft == '' then
+                        local path = vim.fn.expand('%:p')
+                        if vim.fn.isdirectory(path) == 1 then
+                            vim.cmd('Oil ' .. path)
+                        end
+                    end
+                end,
+                group = vim.api.nvim_create_augroup('AOil', { clear = true }),
+            })
+        end,
+        event = 'DeferredUIEnter',
+        keys = {
+            { '-', '<cmd>e .<cr>' },
+            { '_', '<cmd>Oil<cr>' },
+        },
+    },
+    {
+        'barrettruth/pending.nvim',
+        before = function()
+            vim.g.pending = { debug = true }
+        end,
+        keys = { { '<leader>p', '<cmd>Pending<cr>' } },
+    },
+    {
+        'barrettruth/cp.nvim',
+        cmd = 'CP',
+        keys = {
+            { '<leader>ce', '<cmd>CP edit<cr>' },
+            { '<leader>cp', '<cmd>CP panel<cr>' },
+            { '<leader>cP', '<cmd>CP pick<cr>' },
+            { '<leader>cr', '<cmd>CP run all<cr>' },
+            { '<leader>cd', '<cmd>CP run --debug<cr>' },
+            { ']c', '<cmd>CP next<cr>' },
+            { '[c', '<cmd>CP prev<cr>' },
+        },
+        before = function()
+            vim.g.cp = {
+                debug = false,
+                languages = {
+                    cpp = {
+                        extension = 'cc',
+                        commands = {
+                            build = {
+                                'g++',
+                                '-std=c++23',
+                                '-O2',
+                                '-Wall',
+                                '-Wextra',
+                                '-Wpedantic',
+                                '-Wshadow',
+                                '-Wconversion',
+                                '-Wformat=2',
+                                '-Wfloat-equal',
+                                '-Wundef',
+                                '-fdiagnostics-color=always',
+                                '-DLOCAL',
+                                '{source}',
+                                '-o',
+                                '{binary}',
+                            },
+                            run = { '{binary}' },
+                            debug = {
+                                'g++',
+                                '-std=c++23',
+                                '-g3',
+                                '-fsanitize=address,undefined',
+                                '-fno-omit-frame-pointer',
+                                '-fstack-protector-all',
+                                '-D_GLIBCXX_DEBUG',
+                                '-DLOCAL',
+                                '{source}',
+                                '-o',
+                                '{binary}',
+                            },
+                        },
+                    },
+                    python = {
+                        extension = 'py',
+                        commands = {
+                            run = { 'python', '{source}' },
+                            debug = { 'python', '{source}' },
+                        },
+                    },
+                },
+                platforms = {
+                    codeforces = {
+                        enabled_languages = { 'cpp', 'python' },
+                        default_language = 'cpp',
+                    },
+                    atcoder = {
+                        enabled_languages = { 'cpp', 'python' },
+                        default_language = 'cpp',
+                    },
+                    cses = {},
+                },
+                ui = {
+                    picker = 'fzf-lua',
+                    panel = { diff_modes = { 'side-by-side', 'git' } },
+                },
+                hooks = {
+                    setup_io_input = function(buf)
+                        require('cp.helpers').clearcol(buf)
+                    end,
+                    setup_io_output = function(buf)
+                        require('cp.helpers').clearcol(buf)
+                    end,
+                    before_run = function(_)
+                        require('config.lsp').format()
+                    end,
+                    before_debug = function(_)
+                        require('config.lsp').format()
+                    end,
+                    setup_code = function(state)
+                        vim.opt_local.winbar = ''
+                        vim.opt_local.foldlevel = 0
+                        vim.opt_local.foldmethod = 'marker'
+                        vim.opt_local.foldmarker = '{{{,}}}'
+                        vim.opt_local.foldtext = ''
+                        vim.diagnostic.enable(false)
+
+                        local buf = vim.api.nvim_get_current_buf()
+                        local lines =
+                            vim.api.nvim_buf_get_lines(buf, 0, 1, true)
+                        if #lines > 1 or (#lines == 1 and lines[1] ~= '') then
+                            return
+                        end
+
+                        local lang = state.get_language()
+                        local platform = state.get_platform()
+                        insert_template(buf, lang, platform)
+
+                        local clang_format_path = vim.fn.getcwd()
+                            .. '/.clang-format'
+                        if vim.fn.filereadable(clang_format_path) == 0 then
+                            vim.fn.writefile(
+                                vim.split(clang_format, '\n'),
+                                clang_format_path
+                            )
+                        end
+                    end,
+                },
+                filename = function(_, _, problem_id)
+                    return problem_id
+                end,
+            }
+        end,
+    },
+}
diff --git a/config/nvim/lua/plugins/fzf.lua b/config/nvim/lua/plugins/fzf.lua
index 71121b5..3e33872 100644
--- a/config/nvim/lua/plugins/fzf.lua
+++ b/config/nvim/lua/plugins/fzf.lua
@@ -129,7 +129,7 @@ return {
         { '<leader>f/', '<cmd>FzfLua search_history<cr>' },
         { '<leader>f:', '<cmd>FzfLua command_history<cr>' },
         { '<leader>fa', '<cmd>FzfLua autocmds<cr>' },
-        { '<leader>fB', '<cmd>FzfLua buffers<cr>' },
+        { '<leader>fb', '<cmd>FzfLua buffers<cr>' },
         { '<leader>fc', '<cmd>FzfLua commands<cr>' },
         {
             '<leader>fe',
diff --git a/config/nvim/lua/plugins/git.lua b/config/nvim/lua/plugins/git.lua
index 4ff43e6..a23823d 100644
--- a/config/nvim/lua/plugins/git.lua
+++ b/config/nvim/lua/plugins/git.lua
@@ -159,67 +159,52 @@ local function with_forge(fn)
     end
 end
 
-map({
+vim.keymap.set(
     { 'n', 'v' },
     '<leader>go',
     with_forge(function(forge)
         local branch = vim.trim(vim.fn.system('git branch --show-current'))
         forge.browse(file_loc(), branch)
-    end),
-})
-map({
+    end)
+)
+vim.keymap.set(
     { 'n', 'v' },
     '<leader>gy',
     with_forge(function(forge)
         forge.yank_commit(file_loc())
-    end),
-})
-map({
+    end)
+)
+vim.keymap.set(
     { 'n', 'v' },
     '<leader>gl',
     with_forge(function(forge)
         forge.yank_branch(file_loc())
-    end),
-})
-map({
+    end)
+)
+vim.keymap.set(
     'n',
     '<leader>gx',
     with_forge(function(forge)
         forge.browse_root()
-    end),
-})
-map({
-    'n',
-    '<leader>gd',
-    function()
-        pcall(vim.cmd.packadd, 'fzf-lua')
-        require('fzf-lua').fzf_exec(
-            'git branch -a --format="%(refname:short)"',
-            {
-                prompt = 'Git diff> ',
-                actions = {
-                    ['default'] = function(selected)
-                        vim.cmd('Git diff ' .. selected[1])
-                    end,
-                },
-            }
-        )
-    end,
-})
-map({
-    'n',
-    '<leader>gi',
-    function()
-        forge_picker('issue', 'all')
-    end,
-})
-map({
-    'n',
-    '<leader>gp',
-    function()
-        forge_picker('pr', 'all')
-    end,
-})
+    end)
+)
+vim.keymap.set('n', '<leader>gd', function()
+    pcall(vim.cmd.packadd, 'fzf-lua')
+    require('fzf-lua').fzf_exec('git branch -a --format="%(refname:short)"', {
+        prompt = 'Git diff> ',
+        actions = {
+            ['default'] = function(selected)
+                vim.cmd('Git diff ' .. selected[1])
+            end,
+        },
+    })
+end)
+vim.keymap.set('n', '<leader>gi', function()
+    forge_picker('issue', 'all')
+end)
+vim.keymap.set('n', '<leader>gp', function()
+    forge_picker('pr', 'all')
+end)
 
 return {
     {
diff --git a/config/nvim/lua/plugins/lsp.lua b/config/nvim/lua/plugins/lsp.lua
index 3bd53c0..c521182 100644
--- a/config/nvim/lua/plugins/lsp.lua
+++ b/config/nvim/lua/plugins/lsp.lua
@@ -32,8 +32,10 @@ return {
                     local clients = vim.lsp.get_clients({ buffer = o.buf })
                     for _, client in ipairs(clients) do
                         if client:supports_method('textDocument/rename') then
-                            bmap(
-                                { 'n', 'grn', live_rename.rename },
+                            vim.keymap.set(
+                                'n',
+                                'grn',
+                                live_rename.rename,
                                 { buffer = o.buf }
                             )
                         end
@@ -53,8 +55,10 @@ return {
         after = function()
             require('vtsls').config({
                 on_attach = function(_, bufnr)
-                    bmap(
-                        { 'n', 'gD', vim.cmd.VtsExec('goto_source_definition') },
+                    vim.keymap.set(
+                        'n',
+                        'gD',
+                        vim.cmd.VtsExec('goto_source_definition'),
                         { buffer = bufnr }
                     )
                 end,
diff --git a/config/nvim/lua/plugins/nvim.lua b/config/nvim/lua/plugins/nvim.lua
index b58d3ad..ac6b4d0 100644
--- a/config/nvim/lua/plugins/nvim.lua
+++ b/config/nvim/lua/plugins/nvim.lua
@@ -1,43 +1,3 @@
-local function parse_output(proc)
-    local result = proc:wait()
-    local ret = {}
-    if result.code == 0 then
-        for line in
-            vim.gsplit(result.stdout, '\n', { plain = true, trimempty = true })
-        do
-            ret[line:gsub('/$', '')] = true
-        end
-    end
-    return ret
-end
-
-local function new_git_status()
-    return setmetatable({}, {
-        __index = function(self, key)
-            local ignored_proc = vim.system({
-                'git',
-                'ls-files',
-                '--ignored',
-                '--exclude-standard',
-                '--others',
-                '--directory',
-            }, { cwd = key, text = true })
-            local tracked_proc = vim.system(
-                { 'git', 'ls-tree', 'HEAD', '--name-only' },
-                { cwd = key, text = true }
-            )
-            local ret = {
-                ignored = parse_output(ignored_proc),
-                tracked = parse_output(tracked_proc),
-            }
-            rawset(self, key, ret)
-            return ret
-        end,
-    })
-end
-
-local git_status = new_git_status()
-
 vim.pack.add({
     'https://github.com/echasnovski/mini.ai',
     'https://github.com/monaqa/dial.nvim',
@@ -52,20 +12,6 @@ vim.pack.add({
 })
 
 return {
-    {
-        'barrettruth/live-server.nvim',
-        enabled = false,
-        before = function()
-            vim.g.live_server = {
-                debug = false,
-            }
-        end,
-        keys = { { '<leader>l', '<cmd>LiveServerToggle<cr>' } },
-    },
-    {
-        'barrettruth/nonicons.nvim',
-        enabled = false,
-    },
     {
         'echasnovski/mini.pairs',
         after = function()
@@ -286,74 +232,6 @@ return {
         end,
         event = 'BufReadPre',
     },
-    {
-        'barrettruth/canola.nvim',
-        enabled = true,
-        after = function()
-            require('oil').setup({
-                skip_confirm_for_simple_edits = true,
-                prompt_save_on_select_new_entry = false,
-                float = { border = 'single' },
-                view_options = {
-                    is_hidden_file = function(name, bufnr)
-                        local dir = require('oil').get_current_dir(bufnr)
-                        local is_dotfile = vim.startswith(name, '.')
-                            and name ~= '..'
-                        if not dir then
-                            return is_dotfile
-                        end
-                        if is_dotfile then
-                            return not git_status[dir].tracked[name]
-                        else
-                            return git_status[dir].ignored[name]
-                        end
-                    end,
-                },
-                keymaps = {
-                    ['<C-h>'] = false,
-                    ['<C-t>'] = false,
-                    ['<C-l>'] = false,
-                    ['<C-r>'] = 'actions.refresh',
-                    ['<C-s>'] = { 'actions.select', opts = { vertical = true } },
-                    ['<C-x>'] = {
-                        'actions.select',
-                        opts = { horizontal = true },
-                    },
-                    q = function()
-                        local ok, bufremove = pcall(require, 'mini.bufremove')
-                        if ok then
-                            bufremove.delete()
-                        else
-                            vim.cmd.bd()
-                        end
-                    end,
-                },
-            })
-            local refresh = require('oil.actions').refresh
-            local orig_refresh = refresh.callback
-            refresh.callback = function(...)
-                git_status = new_git_status()
-                orig_refresh(...)
-            end
-            vim.api.nvim_create_autocmd('BufEnter', {
-                callback = function()
-                    local ft = vim.bo.filetype
-                    if ft == '' then
-                        local path = vim.fn.expand('%:p')
-                        if vim.fn.isdirectory(path) == 1 then
-                            vim.cmd('Oil ' .. path)
-                        end
-                    end
-                end,
-                group = vim.api.nvim_create_augroup('AOil', { clear = true }),
-            })
-        end,
-        event = 'DeferredUIEnter',
-        keys = {
-            { '-', '<cmd>e .<cr>' },
-            { '_', '<cmd>Oil<cr>' },
-        },
-    },
     {
         'echasnovski/mini.misc',
         after = function()
@@ -398,12 +276,4 @@ return {
             { 'ySs', mode = 'n' },
         },
     },
-    {
-        'barrettruth/pending.nvim',
-        before = function()
-            vim.g.pending = { debug = true }
-        end,
-        -- TODO: should we be using this or `<Plug>` mappings?
-        keys = { { '<leader>p', '<cmd>Pending<cr>' } },
-    },
 }
diff --git a/config/nvim/lua/plugins/treesitter.lua b/config/nvim/lua/plugins/treesitter.lua
index a379231..fd1166c 100644
--- a/config/nvim/lua/plugins/treesitter.lua
+++ b/config/nvim/lua/plugins/treesitter.lua
@@ -59,13 +59,9 @@ return {
             }
             for _, m in ipairs({ 'x', 'o' }) do
                 for _, t in ipairs(select_maps) do
-                    map({
-                        m,
-                        t[1],
-                        function()
-                            select.select_textobject(t[2], 'textobjects', m)
-                        end,
-                    })
+                    vim.keymap.set(m, t[1], function()
+                        select.select_textobject(t[2], 'textobjects', m)
+                    end)
                 end
             end
 
@@ -80,36 +76,20 @@ return {
             for _, m in ipairs({ 'n', 'x', 'o' }) do
                 for _, t in ipairs(move_textobjects) do
                     local key, capture = t[1], t[2]
-                    map({
-                        m,
-                        ']' .. key,
-                        function()
-                            move.goto_next_start(capture, 'textobjects')
-                        end,
-                    })
-                    map({
-                        m,
-                        '[' .. key,
-                        function()
-                            move.goto_previous_start(capture, 'textobjects')
-                        end,
-                    })
+                    vim.keymap.set(m, ']' .. key, function()
+                        move.goto_next_start(capture, 'textobjects')
+                    end)
+                    vim.keymap.set(m, '[' .. key, function()
+                        move.goto_previous_start(capture, 'textobjects')
+                    end)
                     local upper = key:upper()
                     if upper ~= key then
-                        map({
-                            m,
-                            ']' .. upper,
-                            function()
-                                move.goto_next_end(capture, 'textobjects')
-                            end,
-                        })
-                        map({
-                            m,
-                            '[' .. upper,
-                            function()
-                                move.goto_previous_end(capture, 'textobjects')
-                            end,
-                        })
+                        vim.keymap.set(m, ']' .. upper, function()
+                            move.goto_next_end(capture, 'textobjects')
+                        end)
+                        vim.keymap.set(m, '[' .. upper, function()
+                            move.goto_previous_end(capture, 'textobjects')
+                        end)
                     end
                 end
             end
@@ -117,12 +97,32 @@ return {
             local ts_repeat =
                 require('nvim-treesitter-textobjects.repeatable_move')
             for _, m in ipairs({ 'n', 'x', 'o' }) do
-                map({ m, ';', ts_repeat.repeat_last_move_next })
-                map({ m, ',', ts_repeat.repeat_last_move_previous })
-                map({ m, 'f', ts_repeat.builtin_f_expr }, { expr = true })
-                map({ m, 'F', ts_repeat.builtin_F_expr }, { expr = true })
-                map({ m, 't', ts_repeat.builtin_t_expr }, { expr = true })
-                map({ m, 'T', ts_repeat.builtin_T_expr }, { expr = true })
+                vim.keymap.set(m, ';', ts_repeat.repeat_last_move_next)
+                vim.keymap.set(m, ',', ts_repeat.repeat_last_move_previous)
+                vim.keymap.set(
+                    m,
+                    'f',
+                    ts_repeat.builtin_f_expr,
+                    { expr = true }
+                )
+                vim.keymap.set(
+                    m,
+                    'F',
+                    ts_repeat.builtin_F_expr,
+                    { expr = true }
+                )
+                vim.keymap.set(
+                    m,
+                    't',
+                    ts_repeat.builtin_t_expr,
+                    { expr = true }
+                )
+                vim.keymap.set(
+                    m,
+                    'T',
+                    ts_repeat.builtin_T_expr,
+                    { expr = true }
+                )
             end
         end,
     },
diff --git a/config/nvim/plugin/autocmds.lua b/config/nvim/plugin/autocmds.lua
index a4e22a8..d268b52 100644
--- a/config/nvim/plugin/autocmds.lua
+++ b/config/nvim/plugin/autocmds.lua
@@ -20,7 +20,6 @@ vim.api.nvim_create_autocmd('BufReadPost', {
     command = 'sil! normal g`"',
     group = aug,
 })
-
 vim.api.nvim_create_autocmd('TextYankPost', {
     callback = function()
         vim.highlight.on_yank({ higroup = 'Visual', timeout = 300 })
diff --git a/config/nvim/plugin/keymaps.lua b/config/nvim/plugin/keymaps.lua
index c73b956..87bb479 100644
--- a/config/nvim/plugin/keymaps.lua
+++ b/config/nvim/plugin/keymaps.lua
@@ -1,10 +1,10 @@
-map({ 'n', '<left>', '<cmd>vertical resize -10<cr>' })
-map({ 'n', '<right>', '<cmd>vertical resize +10<cr>' })
-map({ 'n', '<down>', '<cmd>resize +10<cr>' })
-map({ 'n', '<up>', '<cmd>resize -10<cr>' })
+vim.keymap.set('n', '<left>', '<cmd>vertical resize -10<cr>')
+vim.keymap.set('n', '<right>', '<cmd>vertical resize +10<cr>')
+vim.keymap.set('n', '<down>', '<cmd>resize +10<cr>')
+vim.keymap.set('n', '<up>', '<cmd>resize -10<cr>')
 
-map({ 'n', 'J', 'mzJ`z' })
+vim.keymap.set('n', 'J', 'mzJ`z')
 
-map({ 'x', 'p', '"_dp' })
-map({ 'x', 'P', '"_dP' })
-map({ 't', '<esc>', '<c-\\><c-n>' })
+vim.keymap.set('x', 'p', '"_dp')
+vim.keymap.set('x', 'P', '"_dP')
+vim.keymap.set('t', '<esc>', '<c-\\><c-n>')
diff --git a/config/nvim/plugin/options.lua b/config/nvim/plugin/options.lua
index d241082..1e77ce6 100644
--- a/config/nvim/plugin/options.lua
+++ b/config/nvim/plugin/options.lua
@@ -14,9 +14,8 @@ o.expandtab = true
 o.exrc = true
 o.secure = true
 
-o.foldcolumn = '1'
 o.foldexpr = 'v:lua.vim.treesitter.foldexpr()'
-o.foldlevel = 1
+o.foldlevel = 99
 o.foldmethod = 'expr'
 o.foldtext = ''
 
@@ -24,6 +23,10 @@ opt.fillchars = {
     eob = ' ',
     vert = '│',
     diff = '╱',
+    foldopen = 'v',
+    foldclose = '>',
+    foldsep = ' ',
+    foldinner = ' ',
 }
 
 opt.iskeyword:append('-')
@@ -42,6 +45,8 @@ opt.matchpairs:append('<:>')
 
 o.number = true
 o.relativenumber = true
+o.signcolumn = 'no'
+o.statuscolumn = '%s%C %=%{v:relnum?v:relnum:v:lnum} '
 
 opt.path:append('**')