fix: lazily import sharp to fix commonjs error

lib/image.ts

@@ -8,7 +8,6 @@ import { DATA_DIR } from "@lib/env.ts";
 import { db } from "@lib/db/sqlite.ts";
 import { imageTable } from "@lib/db/schema.ts";
 import { eq } from "drizzle-orm";
-import sharp from "sharp";
 
 const log = createLogger("cache/image");
 
@@ -158,6 +157,8 @@ async function resizeImage(
     mediaType: string;
   },
 ) {
+  const sharp = (await import("sharp")).default;
+
   try {
     log.debug("Resizing image", { params });
 
@@ -211,6 +212,8 @@ async function resizeImage(
 async function createThumbhash(
   image: Uint8Array,
 ): Promise<{ hash: string; average: string }> {
+  const sharp = (await import("sharp")).default;
+
   try {
     const resizedImage = await sharp(image)
       .resize(100, 100, { fit: "cover" }) // Keep aspect ratio within bounds
@@ -238,6 +241,8 @@ async function createThumbhash(
  * Verifies that an image buffer contains valid image data
  */
 async function verifyImage(imageBuffer: Uint8Array): Promise<boolean> {
+  const sharp = (await import("sharp")).default;
+
   try {
     const metadata = await sharp(imageBuffer).metadata();
     return !!(metadata.width && metadata.height && metadata.format);