diff --git a/src/assets/current-day.png b/src/assets/current-day.png
new file mode 100644
index 0000000..e510d5b
Binary files /dev/null and b/src/assets/current-day.png differ
diff --git a/src/assets/empty-day.png b/src/assets/empty-day.png
new file mode 100644
index 0000000..cf6b929
Binary files /dev/null and b/src/assets/empty-day.png differ
diff --git a/src/assets/past-day.png b/src/assets/past-day.png
new file mode 100644
index 0000000..c1b36e2
Binary files /dev/null and b/src/assets/past-day.png differ
diff --git a/src/index.ts b/src/index.ts
index 5b814de..687c1bb 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,22 +1,60 @@
-import { createCanvas } from "@napi-rs/canvas";
+/** biome-ignore-all assist/source/organizeImports: <> */
+import { createCanvas, loadImage, type Image } from "@napi-rs/canvas";
 import { Hono } from "hono";
+import { readFileSync } from "node:fs";
+
+let emptyDay: Image;
+let currentDay: Image;
+let pastDay: Image;
+(async () => {
+	emptyDay = await loadImage(readFileSync("./src/assets/empty-day.png"));
+	currentDay = await loadImage(readFileSync("./src/assets/current-day.png"));
+	pastDay = await loadImage(readFileSync("./src/assets/past-day.png"));
+})();
 
 const app = new Hono();
 
-app.get("/", (c) => c.text("go to /width/height to get a placeholder image"));
-
-app.get("/:width/:height", async (c) => {
-	const width = Number.parseInt(c.req.param("width"), 10);
-	const height = Number.parseInt(c.req.param("height"), 10);
+app.get("/", async (c) => {
+	const width = 1080;
+	const height = 2342;
 	const canvas = createCanvas(width, height);
 	const ctx = canvas.getContext("2d");
 
 	ctx.fillStyle = "#ded6c4";
 	ctx.fillRect(0, 0, width, height);
 
+	const now = new Date();
+	const start = new Date(now.getFullYear(), 0, 0);
+	const diff = now - start;
+	const oneDay = 1000 * 60 * 60 * 24;
+	const today = Math.floor(diff / oneDay) - 1;
+
+	const columns = 15;
+	const size = 40;
+	const padx = 100;
+	const pady = 500;
+	const gap = 20;
+	let x = padx;
+	let y = pady;
+	for (let i = 0; i < 365; i++) {
+		if (i % columns === 0) {
+			x = padx;
+			y += size + gap;
+		}
+
+		if (today > i) ctx.drawImage(pastDay, x, y);
+		else if (today === i) ctx.drawImage(currentDay, x, y);
+		else ctx.drawImage(emptyDay, x, y);
+
+		x += size + gap;
+	}
+
 	const buffer = new Uint8Array(canvas.toBuffer("image/png"));
 
 	return c.body(buffer, 200, { "Content-Type": "image/png" });
 });
 
-export default app;
+export default {
+	fetch: app.fetch,
+	port: 7345,
+};