diff --git a/hosts/default/apps/files/crontab-executable.ts b/hosts/default/apps/files/crontab-executable.ts
new file mode 100644
index 0000000..ddd093d
--- /dev/null
+++ b/hosts/default/apps/files/crontab-executable.ts
@@ -0,0 +1,77 @@
+import fs from "fs";
+import path from "path";
+import { exec } from "child_process";
+
+const stateFilePath = path.join(
+	process.env.HOME || "~",
+	".regretevator-challenge-state"
+);
+
+const regretevatorStateFile = path.join(
+	process.env.HOME || "~",
+	".regretevator_state"
+);
+
+if (fs.existsSync(regretevatorStateFile)) process.exit(0);
+
+function sendReminderNotification() {
+	exec(
+		`notify-send -a "tuxstrap" -u low "OCbwoy3's Dotfiles" "It's time for Regretevator!"`
+	);
+}
+
+function sendReminderNotificationPlayed(floors: number) {
+	exec(
+		`notify-send -a "tuxstrap" -u low "OCbwoy3's Dotfiles" "Man... Only ${floors} floors, really? You can do better than that."`
+	);
+}
+
+function sendSpamNotifications() {
+	for (let i = 0; i < 2; i++) {
+		exec(
+			`notify-send -a "tuxstrap" -u low "OCbwoy3's Dotfiles" "HURRY UP!!!!!"`
+		);
+	}
+}
+
+function writeState(floorsSurvived: number) {
+	const state = {
+		date: new Date().toISOString().split("T")[0],
+		floors: floorsSurvived,
+	};
+	fs.writeFileSync(stateFilePath, JSON.stringify(state, null, 2));
+}
+
+function checkChallengeState() {
+	if (fs.existsSync(stateFilePath)) {
+		const state = JSON.parse(fs.readFileSync(stateFilePath, "utf-8"));
+		const today = new Date().toISOString().split("T")[0];
+		const stateDate = state.date;
+		const floorsSurvived = state.floors;
+
+		const now = new Date();
+		const hoursLeft = 24 - now.getHours();
+
+		if (stateDate === today) {
+			if (floorsSurvived < 25) {
+				if (floorsSurvived === 0) {
+					sendReminderNotification();
+				} else {
+					sendReminderNotificationPlayed(floorsSurvived);
+				}
+				if (hoursLeft <= 4) {
+					sendSpamNotifications();
+				}
+			}
+		} else {
+			sendReminderNotification();
+			writeState(0); // Write state with 0 floors if the user hasn't played today
+		}
+	} else {
+		sendReminderNotification();
+		writeState(0); // Write state with 0 floors if no state file exists
+	}
+}
+
+// Run the check
+checkChallengeState();
diff --git a/hosts/default/apps/tuxstrap-crontab.nix b/hosts/default/apps/tuxstrap-crontab.nix
index 185eb4e..40ea0af 100644
--- a/hosts/default/apps/tuxstrap-crontab.nix
+++ b/hosts/default/apps/tuxstrap-crontab.nix
@@ -2,22 +2,24 @@
 
 pkgs.stdenv.mkDerivation {
 	name = "tuxstrap-cron-executable";
-	src = pkgs.fetchFromGitHub {
-		owner = "ocbwoy3";
-		repo = "tuxstrap";
-		rev = "v1.2.0";
-		sha256 = "sha256-YZ+GD9hs8PAf45kFklrR3j1hUWovKWllr2iQuh3gRms="; # Replace with the actual sha256
-	};
+	src = ./files/crontab-executable.ts;
 
-	buildInputs = [ pkgs.bun ];
-
-	buildPhase = ''
-		bun build ./daily-challenge-reminder-crontab.ts --compile --outfile=tuxstrap-crontab
+	unpackPhase = ''
+		mkdir -p $out
+		cp $src tuxstrap-crontab.bin
 	'';
 
 	installPhase = ''
 		mkdir -p $out/bin
-		# cp daily-challenge-reminder-crontab.ts $out/bin/crontab-script.ts
-		cp tuxstrap-crontab $out/bin/
+		mkdir -p $out/lib
+		echo '${"#"}!/bin/bash' > $out/bin/tuxstrap-crontab
+        echo '${pkgs.bun}/bin/bun run $out/lib/crontab-executable.ts' >> $out/bin/tuxstrap-crontab
+        chmod +x $out/bin/tuxstrap-crontab
+		
+		mv crontab-executable $out/lib/
 	'';
+
+	meta = with nixpkgs.lib; {
+        description = "tuxstrap crontab executable";
+	};
 }