Clean up nvim config

.gitignore

@@ -1 +0,0 @@
-plugins/

.gitmodules

@@ -1,3 +0,0 @@
-[submodule "vim/bundle/Vundle.vim"]
-	path = vim/bundle/Vundle.vim
-	url = https://github.com/gmarik/Vundle.vim.git

hosts/work/nixos/configuration.nix

@@ -21,7 +21,7 @@
 
   fileSystems."/home/pan/pro" = {
     device = "/dev/disk/by-uuid/9a37862c-85db-4434-b06a-ec8c2713ecc9";
-    fsType = "ext4"; # or xfs, etc.
+    fsType = "ext4";
     options = [ "defaults" "nofail" "x-systemd.automount" ];
   };
 

hosts/work/nixos/home.nix

@@ -11,7 +11,4 @@
 
   # Home Manager release version
   home.stateVersion = "25.05";
-
-  # Disable version mismatch warning (intentionally using HM 25.11 with nixpkgs 25.05)
-  home.enableNixpkgsReleaseCheck = false;
-}
+}

modules/home/nvim.nix

@@ -57,9 +57,6 @@ in
         cmp-git
         nvim-lspconfig
         lspkind-nvim
-        # copilot-lua
-        # copilot-cmp
-        # CopilotChat-nvim
         # opencode-nvim
         bullets-vim
         nvim-dap

modules/nvim/lua/base.lua

@@ -67,7 +67,6 @@ vim.opt.directory = swapdir .. "," .. temp
 -------- CLIPBOARD ---------
 ----------------------------
 -- Force Neovim to use the OSC 52 provider explicitly 
--- This often resolves the "waiting" hang by properly handling the sequence
 vim.g.clipboard = {
   name = 'OSC 52',
   copy = {

modules/nvim/lua/keymaps.lua

@@ -1,17 +1,14 @@
 vim.g.mapleader = " "
 
+-- Convenience
+vim.keymap.set('n', '<leader>w', ':w<CR>', { silent = true })
+vim.keymap.set('n', '<leader>F', ':NvimTreeToggle<CR>', { noremap = true, silent = true })
+vim.keymap.set('n', 'Y', 'y$', {})
+
 -- Navigation
 vim.keymap.set({'n', 'v'}, 'j', 'gj', {})
 vim.keymap.set({'n', 'v'}, 'k', 'gk', {})
 
--- vim.keymap.set('n', '<C-M-h>', '<C-w>h', {})
--- vim.keymap.set('n', '<C-M-j>', '<C-w>j', {})
--- vim.keymap.set('n', '<C-M-k>', '<C-w>k', {})
--- vim.keymap.set('n', '<C-M-l>', '<C-w>l', {})
--- vim.keymap.set('t', '<C-M-h>', '<C-\\><C-n><C-w>h', {})
--- vim.keymap.set('t', '<C-M-j>', '<C-\\><C-n><C-w>j', {})
--- vim.keymap.set('t', '<C-M-k>', '<C-\\><C-n><C-w>k', {})
--- vim.keymap.set('t', '<C-M-l>', '<C-\\><C-n><C-w>l', {})
 vim.keymap.set('n', '<leader>zm', '<C-W>_<C-W>|', { noremap = true, silent = true })
 vim.keymap.set('n', '<C-M-Y>', '<C-w>5<', {})
 vim.keymap.set('n', '<C-M-U>', '<C-w>5+', {})
@@ -24,10 +21,44 @@ vim.keymap.set('t', '<C-M-O>', '<C-\\><C-n><C-w>5>', {})
 
 vim.keymap.set('n', '<leader>s', ':call WindowSwap#EasyWindowSwap()<CR>', {})
 
--- Convenience
-vim.keymap.set('n', '<leader>w', ':w<CR>', { silent = true })
-vim.keymap.set('n', '<leader>F', ':NvimTreeToggle<CR>', { noremap = true, silent = true })
-vim.keymap.set('n', 'Y', 'y$', {})
+-- tmux navigation
+vim.g.tmux_navigator_no_mappings = 1
+
+local function tmux_navigate(direction)
+  local old_win = vim.api.nvim_get_current_win()
+  vim.cmd('wincmd ' .. direction)
+  local new_win = vim.api.nvim_get_current_win()
+
+  if old_win == new_win then
+     local tmux_cmd = ""
+     if direction == 'h' then
+        tmux_cmd = 'if -F "#{pane_at_left}" "previous-window" "select-pane -L"'
+     elseif direction == 'j' then
+        tmux_cmd = 'if -F "#{pane_at_bottom}" "switch-client -n" "select-pane -D"'
+     elseif direction == 'k' then
+        tmux_cmd = 'if -F "#{pane_at_top}" "switch-client -p" "select-pane -U"'
+     elseif direction == 'l' then
+        tmux_cmd = 'if -F "#{pane_at_right}" "next-window" "select-pane -R"'
+     end
+
+     vim.fn.system('tmux ' .. tmux_cmd)
+  end
+end
+
+vim.api.nvim_create_autocmd("CursorHold", {
+  callback = function()
+    vim.diagnostic.open_float(nil, { focusable = false })
+  end,
+})
+
+vim.keymap.set('n', '<C-M-h>', function() tmux_navigate('h') end)
+vim.keymap.set('n', '<C-M-j>', function() tmux_navigate('j') end)
+vim.keymap.set('n', '<C-M-k>', function() tmux_navigate('k') end)
+vim.keymap.set('n', '<C-M-l>', function() tmux_navigate('l') end)
+vim.keymap.set('t', '<C-M-h>', function() vim.cmd('stopinsert') tmux_navigate('h') end, { remap = true })
+vim.keymap.set('t', '<C-M-j>', function() vim.cmd('stopinsert') tmux_navigate('j') end, { remap = true })
+vim.keymap.set('t', '<C-M-k>', function() vim.cmd('stopinsert') tmux_navigate('k') end, { remap = true })
+vim.keymap.set('t', '<C-M-l>', function() vim.cmd('stopinsert') tmux_navigate('l') end, { remap = true })
 
 -- Telescope
 local telebuiltin = require('telescope.builtin')
@@ -70,29 +101,6 @@ vim.keymap.set('v', '<leader>cf',
   end
 )
 
--- Copilot
--- local cop = require('copilot.panel')
--- local cos = require('copilot.suggestion')
---
--- vim.keymap.set('n', '<leader>ap', cop.toggle)
--- vim.keymap.set('n', '<leader>apn', cop.jump_next)
--- vim.keymap.set('n', '<leader>app', cop.jump_prev)
--- vim.keymap.set('n', '<leader>apr', cop.refresh)
---
--- vim.keymap.set('n', '<leader>as', cos.accept)
--- vim.keymap.set('n', '<leader>ast', cos.toggle_auto_trigger)
--- vim.keymap.set('n', '<leader>asl', cos.accept_word)
--- vim.keymap.set('n', '<leader>asw', cos.accept_line)
--- vim.keymap.set('n', '<leader>asn', cos.next)
--- vim.keymap.set('n', '<leader>asp', cos.prev)
--- vim.keymap.set('n', '<leader>asd', cos.dismiss)
-
--- vim.keymap.set('n', '<leader>ac', '<cmd>CopilotChatToggle<cr>')
--- vim.keymap.set('n', '<leader>acs', '<cmd>CopilotChatStop<cr>')
--- vim.keymap.set('n', '<leader>acr', '<cmd>CopilotChatReset<cr>')
--- vim.keymap.set('n', '<leader>acm', '<cmd>CopilotChatModels<cr>')
--- vim.keymap.set('n', '<leader>acp', '<cmd>CopilotChatPrompts<cr>')
-
 -- Yanky
 vim.keymap.set({"n","x"}, "p", "<Plug>(YankyPutAfter)")
 vim.keymap.set({"n","x"}, "P", "<Plug>(YankyPutBefore)")
@@ -126,51 +134,9 @@ vim.keymap.set('n', "<leader>dw", function() require("dap.ui.widgets").hover() e
 vim.keymap.set('n', "<leader>dv", function() require("dap-view").toggle() end)
 
 vim.keymap.set('n', "<F5>", function() require("dap").continue() end)
-vim.keymap.set('n', "<F2>", function() require("dap").step_into() end)
 vim.keymap.set('n', "<F1>", function() require("dap").step_over() end)
+vim.keymap.set('n', "<F2>", function() require("dap").step_into() end)
 vim.keymap.set('n', "<F3>", function() require("dap").step_out() end)
+vim.keymap.set('n', "<F4>", function() require("dap").run_to_cursor() end)
 
 
--- Tmux Navigator
-vim.g.tmux_navigator_no_mappings = 1
-
-local function tmux_navigate(direction)
-  local old_win = vim.api.nvim_get_current_win()
-  vim.cmd('wincmd ' .. direction)
-  local new_win = vim.api.nvim_get_current_win()
-  
-  if old_win == new_win then
-     -- We are at the edge, let tmux handle it
-     -- This requires the tmux config to be set up to handle these keys when not in vim,
-     -- BUT since we are IN vim, we need to explicitly trigger the tmux action.
-     -- However, simply sending the key to tmux might just send it back to vim if we aren't careful,
-     -- or we can just run the tmux command directly.
-     
-     local tmux_cmd = ""
-     if direction == 'h' then
-        tmux_cmd = 'if -F "#{pane_at_left}" "previous-window" "select-pane -L"'
-     elseif direction == 'j' then
-        tmux_cmd = 'if -F "#{pane_at_bottom}" "switch-client -n" "select-pane -D"'
-     elseif direction == 'k' then
-        tmux_cmd = 'if -F "#{pane_at_top}" "switch-client -p" "select-pane -U"'
-     elseif direction == 'l' then
-        tmux_cmd = 'if -F "#{pane_at_right}" "next-window" "select-pane -R"'
-     end
-     
-     -- We use vim.fn.system to execute the tmux command
-     -- We need to wrap the command in 'tmux' call
-     vim.fn.system('tmux ' .. tmux_cmd)
-  end
-end
-
-vim.api.nvim_create_autocmd("CursorHold", {
-  callback = function()
-    vim.diagnostic.open_float(nil, { focusable = false })
-  end,
-})
-
-vim.keymap.set('n', '<C-M-h>', function() tmux_navigate('h') end)
-vim.keymap.set('n', '<C-M-j>', function() tmux_navigate('j') end)
-vim.keymap.set('n', '<C-M-k>', function() tmux_navigate('k') end)
-vim.keymap.set('n', '<C-M-l>', function() tmux_navigate('l') end)
-

modules/overlays/opencode.nix

@@ -1,6 +1,6 @@
 # Overlay to provide a pinned version of opencode
 # This pins opencode to a specific nixpkgs commit to avoid issues
-# with the latest unstable version (e.g., segfaults).
+# with the latest unstable version (segfaults).
 #
 # Usage: Pass nixpkgs-opencode input when applying overlay:
 #   overlays = [ (import ./modules/overlays/opencode.nix nixpkgs-opencode) ];