feat: introduce theme management and performance improvements (#7)

internal/theme/catppuccin.go

@@ -0,0 +1,87 @@
+package theme
+
+// catppuccin mocha (dark)
+// https://github.com/catppuccin/catppuccin
+var paletteCatppuccinMocha = Palette{
+	Name: "catppuccin-mocha",
+
+	Fg:       "#cdd6f4", // text
+	FgMuted:  "#a6adc8", // subtext0
+	FgSubtle: "#6c7086", // overlay0
+	Bg:       "#1e1e2e", // base
+	BgMuted:  "#313244", // surface0
+	Border:   "#45475a", // surface1
+
+	Red:     "#f38ba8",
+	Green:   "#a6e3a1",
+	Yellow:  "#f9e2af",
+	Blue:    "#89b4fa",
+	Magenta: "#cba6f7", // mauve
+	Cyan:    "#94e2d5", // teal
+	Orange:  "#fab387", // peach
+	Gray:    "#585b70", // surface2
+}
+
+// catppuccin macchiato (medium-dark)
+var paletteCatppuccinMacchiato = Palette{
+	Name: "catppuccin-macchiato",
+
+	Fg:       "#cad3f5", // text
+	FgMuted:  "#a5adcb", // subtext0
+	FgSubtle: "#6e738d", // overlay0
+	Bg:       "#24273a", // base
+	BgMuted:  "#363a4f", // surface0
+	Border:   "#494d64", // surface1
+
+	Red:     "#ed8796",
+	Green:   "#a6da95",
+	Yellow:  "#eed49f",
+	Blue:    "#8aadf4",
+	Magenta: "#c6a0f6", // mauve
+	Cyan:    "#8bd5ca", // teal
+	Orange:  "#f5a97f", // peach
+	Gray:    "#5b6078", // surface2
+}
+
+// catppuccin frappe (medium)
+var paletteCatppuccinFrappe = Palette{
+	Name: "catppuccin-frappe",
+
+	Fg:       "#c6d0f5", // text
+	FgMuted:  "#a5adce", // subtext0
+	FgSubtle: "#737994", // overlay0
+	Bg:       "#303446", // base
+	BgMuted:  "#414559", // surface0
+	Border:   "#51576d", // surface1
+
+	Red:     "#e78284",
+	Green:   "#a6d189",
+	Yellow:  "#e5c890",
+	Blue:    "#8caaee",
+	Magenta: "#ca9ee6", // mauve
+	Cyan:    "#81c8be", // teal
+	Orange:  "#ef9f76", // peach
+	Gray:    "#626880", // surface2
+}
+
+// catppuccin latte (light)
+var paletteCatppuccinLatte = Palette{
+	Name: "catppuccin-latte",
+
+	Fg:       "#4c4f69", // text
+	FgMuted:  "#6c6f85", // subtext0
+	FgSubtle: "#9ca0b0", // overlay0
+	Bg:       "#eff1f5", // base
+	BgMuted:  "#ccd0da", // surface0
+	Border:   "#bcc0cc", // surface1
+
+	Red:     "#d20f39",
+	Green:   "#40a02b",
+	Yellow:  "#df8e1d",
+	Blue:    "#1e66f5",
+	Magenta: "#8839ef", // mauve
+	Cyan:    "#179299", // teal
+	Orange:  "#fe640b", // peach
+	Gray:    "#acb0be", // surface2
+}
+