Merge pull request #28 from brianpooe/claude/cool-hopper-8vgG8

feat: control WezTerm appearance from .zshrc via generated env.lua

.config/wezterm/wezterm.lua

@@ -12,6 +12,18 @@ local function env_number(name, fallback)
 	end
 	return parsed
 end
+
+-- User-tunable settings live in ~/.zshrc, which writes them to env.lua
+-- (GUI-launched WezTerm never sees shell exports). WezTerm watches that
+-- file and live-reloads, so editing .zshrc + opening a new shell applies.
+-- Precedence: env.lua > process env > defaults.
+local user = {}
+local env_file = wezterm.home_dir .. "/.config/wezterm/env.lua"
+local ok, loaded = pcall(dofile, env_file)
+if ok and type(loaded) == "table" then
+	user = loaded
+end
+wezterm.add_to_config_reload_watch_list(env_file)
 -- Basic settings
 config.automatically_reload_config = true
 config.window_close_confirmation = "NeverPrompt"
@@ -22,7 +34,7 @@ config.use_fancy_tab_bar = false
 config.tab_bar_at_bottom = false
 config.enable_tab_bar = false
 -- Font configuration
-config.font_size = env_number("WEZTERM_FONT_SIZE", 16)
+config.font_size = user.font_size or env_number("WEZTERM_FONT_SIZE", 16)
 config.font = wezterm.font("JetBrainsMono Nerd Font", { weight = "Regular" })
 config.bold_brightens_ansi_colors = true
 config.force_reverse_video_cursor = false
@@ -89,7 +101,7 @@ local themes = {
 	},
 }
 
-local variant = (os.getenv("WEZTERM_THEME") or "wave"):lower()
+local variant = (user.theme or os.getenv("WEZTERM_THEME") or "wave"):lower()
 if variant == "kanagawa-wave" then variant = "wave" end
 if variant == "kanagawa-dragon" then variant = "dragon" end
 config.colors = themes[variant] or themes.wave
@@ -101,10 +113,10 @@ config.window_padding = {
 	bottom = 8,
 }
 -- Window transparency
-config.window_background_opacity = env_number("WEZTERM_WINDOW_OPACITY", 0.80)
+config.window_background_opacity = user.window_opacity or env_number("WEZTERM_WINDOW_OPACITY", 0.80)
 -- Keep text cells opaque by default; transparent text backgrounds can show
 -- grid/dot artifacts on some GPU/compositor combinations.
-config.text_background_opacity = env_number("WEZTERM_TEXT_OPACITY", 1.0)
+config.text_background_opacity = user.text_opacity or env_number("WEZTERM_TEXT_OPACITY", 1.0)
 -- Performance
 config.scrollback_lines = 10000
 config.enable_scroll_bar = false

.gitignore

@@ -28,6 +28,8 @@ tags
 !.config/lazygit/
 !.config/starship/
 !.config/wezterm/
+# machine-local, generated by .zshrc
+.config/wezterm/env.lua
 !.config/zed/
 !.config/zed/settings.json
 !.config/zed/keymap.json

.zshrc

@@ -4,8 +4,16 @@ if [ -x /home/linuxbrew/.linuxbrew/bin/brew ]; then
   eval "$(/home/linuxbrew/.linuxbrew/bin/brew shellenv)"
 fi
 
+# ===================== User-tunable environment ========================
+# Single place to control the look of the whole stack. Everything below
+# (and the wezterm env.lua writer further down) derives from these.
+export KANAGAWA_THEME="${KANAGAWA_THEME:-wave}"            # wave | dragon
+export WEZTERM_FONT_SIZE="${WEZTERM_FONT_SIZE:-16}"
+export WEZTERM_WINDOW_OPACITY="${WEZTERM_WINDOW_OPACITY:-0.80}"
+export WEZTERM_TEXT_OPACITY="${WEZTERM_TEXT_OPACITY:-1.0}"
+# ========================================================================
+
 # Theme (kanagawa variants: dragon|wave)
-export KANAGAWA_THEME="${KANAGAWA_THEME:-wave}"
 case "${KANAGAWA_THEME}" in
   wave|kanagawa-wave)
     export TMUX_THEME="wave"
@@ -33,6 +41,22 @@ else
   printf 'source-file %s\n' "$HOME/.config/tmux/dragon-theme.conf" >| "$TMUX_THEME_FILE"
 fi
 
+# Write WezTerm settings file (same pattern as tmux above). GUI-launched
+# WezTerm never sees shell exports, so it watches this file and live-reloads
+# when the values change.
+_wez_env_file="$HOME/.config/wezterm/env.lua"
+_wez_env_content="return {
+  theme = \"$WEZTERM_THEME\",
+  font_size = $WEZTERM_FONT_SIZE,
+  window_opacity = $WEZTERM_WINDOW_OPACITY,
+  text_opacity = $WEZTERM_TEXT_OPACITY,
+}"
+mkdir -p "$HOME/.config/wezterm"
+if [ ! -f "$_wez_env_file" ] || [ "$(cat "$_wez_env_file")" != "$_wez_env_content" ]; then
+  printf '%s\n' "$_wez_env_content" >| "$_wez_env_file"
+fi
+unset _wez_env_file _wez_env_content
+
 # Starship
 if command -v starship >/dev/null 2>&1; then
   eval "$(starship init zsh)"