feat: sync .config dotfiles, transition Node to mise, integrate 1Password CLI/SSH Agent, and add optional AI CLI tools

.config/nvim/lua/core/options.lua

@@ -26,6 +26,7 @@ opt.ignorecase = true
 opt.smartcase = true
 opt.hlsearch = true
 opt.incsearch = true
+opt.inccommand = 'split'
 
 -- Aussehen
 opt.termguicolors = true
@@ -59,3 +60,31 @@ opt.completeopt = 'menu,menuone,noselect'
 
 -- Fold (erstmal aus)
 opt.foldenable = false
+
+-- ============================================================================
+-- NEU: Automatischer Wechsel für QA vs. Speed (Hybrid Line Numbers)
+-- ============================================================================
+-- Normal Mode = Relative Nummern (zum schnellen Springen)
+-- Insert Mode = Absolute Nummern (zum Ablesen für Tickets/Kollegen)
+local augroup = vim.api.nvim_create_augroup("numbertoggle", {})
+
+vim.api.nvim_create_autocmd({ "BufEnter", "FocusGained", "InsertLeave", "CmdlineLeave" }, {
+  group = augroup,
+  pattern = "*",
+  callback = function()
+    if vim.o.nu and vim.api.nvim_get_mode().mode ~= "i" then
+      vim.opt.relativenumber = true
+    end
+  end,
+})
+
+vim.api.nvim_create_autocmd({ "BufLeave", "FocusLost", "InsertEnter", "CmdlineEnter" }, {
+  group = augroup,
+  pattern = "*",
+  callback = function()
+    if vim.o.nu then
+      vim.opt.relativenumber = false
+      vim.cmd "redraw"
+    end
+  end,
+})