feat(nds): atlas versionning

modules/asset-generator.ts

@@ -1,4 +1,5 @@
 import { defineNuxtModule, useLogger } from "@nuxt/kit";
+import { createHash } from "crypto";
 import { readdir, readFile, writeFile } from "fs/promises";
 import { join, relative, parse } from "path";
 import { existsSync, watch } from "fs";
@@ -221,6 +222,7 @@ ${sp}  }`;
         const totalAssets = (imagePaths.length > 0 ? 1 : 0) + modelPaths.length;
 
         let imageCode = "{}";
+        let atlasHash = "";
         let atlasWidth = 0;
         let atlasHeight = 0;
 
@@ -256,6 +258,12 @@ ${sp}  }`;
             { stdio: "pipe" },
           );
 
+          const finalAtlas = await readFile(atlasOutputPath);
+          atlasHash = createHash("md5")
+            .update(finalAtlas)
+            .digest("hex")
+            .slice(0, 8);
+
           const imageTree = buildImageTree(imagePaths, rects);
           imageCode = generateImageCode(imageTree);
         }
@@ -266,6 +274,7 @@ ${sp}  }`;
         const template = await readFile(templateFile, "utf-8");
         const code = template
           .replace("{{TOTAL}}", totalAssets.toString())
+          .replace("{{ATLAS_HASH}}", atlasHash)
           .replace("{{IMAGES}}", imageCode)
           .replace("{{MODELS}}", modelCode);