android: do not put js file directly

doric-js/generateDts.js

@@ -1,4 +1,6 @@
 const fs = require("fs");
+const path = require("path");
+const crypto = require("crypto");
 
 async function work() {
   const imageDts = await fs.promises.readFile("src/image.d.ts", "utf-8");
@@ -13,6 +15,24 @@ ${indexDts
 ${imageDts}
   `;
   await fs.promises.writeFile("index.d.ts", content);
+  const files = [
+    "bundle/doric-lib.js",
+    "bundle/doric-sandbox.js",
+    "bundle/doric-web.js",
+    "bundle/doric-web.html",
+  ];
+  const androidAssets = "../doric-android/doric/src/main/assets";
+  for (let file of files) {
+    const md5 = crypto.createHash("md5");
+    md5.update(path.basename(file));
+    const name = md5.digest("hex").toLowerCase();
+    const data = await fs.promises.readFile(file);
+    const temp = new Uint8Array(data.buffer);
+    for (let i = 0; i < temp.length; i++) {
+      temp[i] = 0xff - temp[i];
+    }
+    await fs.promises.writeFile(path.resolve(androidAssets, name), data);
+  }
 }
 
 work();