Update wezterm config

dot_config/wezterm/wezterm.lua.tmpl

@@ -1,12 +1,73 @@
 -- Pull in the wezterm API
 local wezterm = require("wezterm")
+local act = wezterm.action
 
 -- This will hold the configuration.
 local config = wezterm.config_builder()
 
 -- This is where you actually apply your config choices
-config.color_scheme = "GruvboxDarkHard"
+config.color_scheme = "nord"
 config.font = wezterm.font("BrutalistMono Nerd Font")
+config.font_size = {{ .fontsize }}.0
+
+-- Spawn a fish shell in login mode
+config.default_prog = { '{{ .shell }}', '-l' }
+
+config.window_frame = {
+	font = wezterm.font("BrutalistMono Nerd Font"),
+	font_size = {{ .fontsize }}.0,
+	active_titlebar_bg = "#434C5E",
+	inactive_titlebar_bg = "#434C5E",
+}
+
+function tab_title(tab_info)
+	local title = tab_info.tab_title
+	-- if the tab title is explicitly set, take that
+	if title and #title > 0 then
+		return title
+	end
+	-- Otherwise, use the title from the active pane
+	-- in that tab
+	return tab_info.active_pane.title
+end
+
+wezterm.on("format-tab-title", function(tab, tabs, panes, config, hover, max_width)
+	local background = "#4C566A"
+	local foreground = "#808080"
+
+	if tab.is_active then
+		background = "#5E81AC"
+		foreground = "#c0c0c0"
+	end
+
+	local title = tab_title(tab)
+
+	-- ensure that the titles fit in the available space,
+	-- and that we have room for the edges.
+	title = wezterm.truncate_right(title, max_width - 2)
+
+	return {
+		{ Background = { Color = background } },
+		{ Foreground = { Color = foreground } },
+		{ Text = title },
+	}
+end)
+
+config.keys = {
+	{
+		key = "R",
+		mods = "CTRL",
+		action = act.PromptInputLine({
+			description = "Enter new name for tab",
+			action = wezterm.action_callback(function(window, pane, line)
+				if line then
+					window:active_tab():set_title(line)
+				end
+			end),
+		}),
+	},
+}
+
 
 -- and finally, return the configuration to wezterm
 return config