refactor: dedupe theme values and app helpers

modules/_lib/theme.nix

@@ -0,0 +1,46 @@
+{
+	rosePineDawn = {
+		slug = "rose-pine-dawn";
+		displayName = "Rosé Pine Dawn";
+		ghosttyName = "Rose Pine Dawn";
+
+		hex = {
+			love = "#b4637a";
+			gold = "#ea9d34";
+			rose = "#d7827e";
+			pine = "#286983";
+			foam = "#56949f";
+			iris = "#907aa9";
+			leaf = "#6d8f89";
+			text = "#575279";
+			subtle = "#797593";
+			muted = "#9893a5";
+			highlightHigh = "#cecacd";
+			highlightMed = "#dfdad9";
+			highlightLow = "#f4ede8";
+			overlay = "#f2e9e1";
+			surface = "#fffaf3";
+			base = "#faf4ed";
+		};
+
+		rgb = {
+			love = "180 99 122";
+			gold = "234 157 52";
+			rose = "215 130 126";
+			pine = "40 105 131";
+			foam = "86 148 159";
+			iris = "144 122 169";
+			leaf = "109 143 137";
+			text = "87 82 121";
+			subtle = "121 117 147";
+			muted = "152 147 165";
+			highlightHigh = "206 202 205";
+			highlightMed = "223 218 217";
+			highlightLow = "244 237 232";
+			overlay = "242 233 225";
+			surface = "255 250 243";
+			base = "250 244 237";
+			black = "0 0 0";
+		};
+	};
+}