WezTerm: Schrift 18pt fuer HiDPI, Cmd+C/V (copy_or_interrupt) auf Linux

- font_size 18.0 auf Linux (Retina 2x), 13.0 auf macOS
- Ctrl+C: kopiert bei Selektion, sonst SIGINT (wie Kitty copy_or_interrupt)
- Ctrl+V: Paste from Clipboard

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

wezterm.lua

@@ -19,7 +19,7 @@ config.colors = {
 
 -- ── Schrift ─────────────────────────────────────────────────────────────
 config.font = wezterm.font('MesloLGS NF')
-config.font_size = is_linux and 12.0 or 13.0
+config.font_size = is_linux and 18.0 or 13.0
 
 -- ── Fenster ─────────────────────────────────────────────────────────────
 config.initial_cols = 120
@@ -43,6 +43,19 @@ end
 -- ── Linux / XFCE (X11) ──────────────────────────────────────────────────
 if is_linux then
   config.enable_wayland = false
+  -- ctrl:swap_lwin_lctl tauscht Cmd/Ctrl — Cmd+C/V landet als Ctrl+C/V
+  -- Copy bei Selektion, sonst SIGINT (wie copy_or_interrupt in Kitty)
+  config.keys = {
+    { key = 'c', mods = 'CTRL', action = wezterm.action_callback(function(window, pane)
+      local sel = window:get_selection_text_for_pane(pane)
+      if sel and sel ~= '' then
+        window:perform_action(wezterm.action.CopyTo 'ClipboardAndPrimarySelection', pane)
+      else
+        window:perform_action(wezterm.action.SendKey { key = 'c', mods = 'CTRL' }, pane)
+      end
+    end) },
+    { key = 'v', mods = 'CTRL', action = wezterm.action.PasteFrom 'Clipboard' },
+  }
 end
 
 return config