feat: Sync complete config - Fish, Ghostty, Neovim Scratch

- Add missing Fish configs (direnv, ssh function)
- Add Tokyo Night theme for Ghostty
- Complete Neovim scratch config sync
- Rewrite install.sh for new structure
- Add comprehensive README.md

.config/nvim/lua/core/keymaps.lua

@@ -0,0 +1,50 @@
+-- ============================================================================
+-- Keymaps - Tastenkombinationen
+-- ============================================================================
+
+local keymap = vim.keymap.set
+
+-- ESC clear search highlighting
+keymap('n', '<Esc>', '<cmd>nohlsearch<CR>', { desc = 'Clear search highlighting' })
+
+-- Better window navigation
+keymap('n', '<C-h>', '<C-w>h', { desc = 'Navigate to left window' })
+keymap('n', '<C-j>', '<C-w>j', { desc = 'Navigate to bottom window' })
+keymap('n', '<C-k>', '<C-w>k', { desc = 'Navigate to top window' })
+keymap('n', '<C-l>', '<C-w>l', { desc = 'Navigate to right window' })
+
+-- Resize windows
+keymap('n', '<C-Up>', ':resize +2<CR>', { desc = 'Increase window height' })
+keymap('n', '<C-Down>', ':resize -2<CR>', { desc = 'Decrease window height' })
+keymap('n', '<C-Left>', ':vertical resize -2<CR>', { desc = 'Decrease window width' })
+keymap('n', '<C-Right>', ':vertical resize +2<CR>', { desc = 'Increase window width' })
+
+-- Buffer navigation
+keymap('n', '<S-h>', '<cmd>bprevious<CR>', { desc = 'Previous buffer' })
+keymap('n', '<S-l>', '<cmd>bnext<CR>', { desc = 'Next buffer' })
+keymap('n', '<leader>bd', '<cmd>bdelete<CR>', { desc = 'Delete buffer' })
+
+-- Better indenting (bleibt in visual mode)
+keymap('v', '<', '<gv', { desc = 'Indent left' })
+keymap('v', '>', '>gv', { desc = 'Indent right' })
+
+-- Move lines up/down
+keymap('n', '<A-j>', ':m .+1<CR>==', { desc = 'Move line down' })
+keymap('n', '<A-k>', ':m .-2<CR>==', { desc = 'Move line up' })
+keymap('v', '<A-j>', ":m '>+1<CR>gv=gv", { desc = 'Move selection down' })
+keymap('v', '<A-k>', ":m '<-2<CR>gv=gv", { desc = 'Move selection up' })
+
+-- Go error handling (dein Shortcut!)
+keymap('n', '<leader>ee', 'oif err != nil {<CR>}<Esc>Oreturn err<Esc>', { desc = 'Go error handling' })
+
+-- Quick save
+keymap('n', '<leader>w', '<cmd>w<CR>', { desc = 'Save file' })
+
+-- Diagnostic keymaps (LSP errors)
+keymap('n', '[d', vim.diagnostic.goto_prev, { desc = 'Previous diagnostic' })
+keymap('n', ']d', vim.diagnostic.goto_next, { desc = 'Next diagnostic' })
+keymap('n', '<leader>cd', vim.diagnostic.open_float, { desc = 'Show diagnostic' })
+keymap('n', '<leader>q', vim.diagnostic.setloclist, { desc = 'Diagnostic list' })
+
+-- Terminal
+keymap('t', '<Esc><Esc>', '<C-\\><C-n>', { desc = 'Exit terminal mode' })

.config/nvim/lua/core/lazy.lua

@@ -0,0 +1,45 @@
+-- ============================================================================
+-- Lazy.nvim - Plugin Manager Setup
+-- ============================================================================
+
+-- lazy.nvim automatisch installieren wenn nicht vorhanden
+local lazypath = vim.fn.stdpath('data') .. '/lazy/lazy.nvim'
+if not vim.loop.fs_stat(lazypath) then
+  vim.fn.system({
+    'git',
+    'clone',
+    '--filter=blob:none',
+    'https://github.com/folke/lazy.nvim.git',
+    '--branch=stable',
+    lazypath,
+  })
+end
+vim.opt.rtp:prepend(lazypath)
+
+-- Plugins laden
+require('lazy').setup({
+  -- Import alle Plugin-Specs aus lua/plugins/
+  { import = 'plugins' },
+}, {
+  -- Lazy.nvim UI Konfiguration
+  ui = {
+    border = 'rounded',
+  },
+  -- Performance
+  performance = {
+    rtp = {
+      disabled_plugins = {
+        'gzip',
+        'tarPlugin',
+        'tohtml',
+        'tutor',
+        'zipPlugin',
+      },
+    },
+  },
+  -- Check for updates aber nicht nerven
+  checker = {
+    enabled = true,
+    notify = false,
+  },
+})

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

@@ -0,0 +1,61 @@
+-- ============================================================================
+-- Neovim Options - Grundlegende Einstellungen
+-- ============================================================================
+
+local opt = vim.opt
+
+-- Zeilennummern
+opt.number = true
+opt.relativenumber = false -- Absolute Nummern für QA-Arbeit
+
+-- Maus
+opt.mouse = 'a'
+
+-- Clipboard (System Clipboard nutzen)
+opt.clipboard = 'unnamedplus'
+
+-- Tabs & Indentation
+opt.tabstop = 2
+opt.shiftwidth = 2
+opt.expandtab = true
+opt.autoindent = true
+opt.breakindent = true
+
+-- Suche
+opt.ignorecase = true
+opt.smartcase = true
+opt.hlsearch = true
+opt.incsearch = true
+
+-- Aussehen
+opt.termguicolors = true
+opt.signcolumn = 'yes'
+opt.cursorline = true
+opt.scrolloff = 10
+opt.sidescrolloff = 8
+
+-- Split windows
+opt.splitright = true
+opt.splitbelow = true
+
+-- Undo & Backup
+opt.undofile = true
+opt.backup = false
+opt.swapfile = false
+
+-- Performance
+opt.updatetime = 250
+opt.timeoutlen = 300
+
+-- Whitespace characters
+opt.list = true
+opt.listchars = { tab = '» ', trail = '·', nbsp = '␣' }
+
+-- Command line
+opt.showmode = false -- Statusline zeigt mode schon
+
+-- Completion
+opt.completeopt = 'menu,menuone,noselect'
+
+-- Fold (erstmal aus)
+opt.foldenable = false