diff --git a/.gitignore b/.gitignore
index ceaea36..8b4ec9f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -130,3 +130,6 @@ dist
 .yarn/install-state.gz
 .pnp.*
 
+*_decompile
+*_Patched
+*_decompile*
\ No newline at end of file
diff --git a/.prettierrc b/.prettierrc
new file mode 100644
index 0000000..5a938ce
--- /dev/null
+++ b/.prettierrc
@@ -0,0 +1,4 @@
+{
+  "tabWidth": 4,
+  "useTabs": false
+}
diff --git a/APKEditor.jar b/APKEditor.jar
new file mode 100644
index 0000000..22bca3f
Binary files /dev/null and b/APKEditor.jar differ
diff --git a/RabbitLauncher0517.apk b/RabbitLauncher0517.apk
new file mode 100644
index 0000000..2673711
Binary files /dev/null and b/RabbitLauncher0517.apk differ
diff --git a/RabbitLauncher0517_Patched.apk b/RabbitLauncher0517_Patched.apk
new file mode 100644
index 0000000..5b35912
Binary files /dev/null and b/RabbitLauncher0517_Patched.apk differ
diff --git a/index.js b/index.js
new file mode 100644
index 0000000..134e603
--- /dev/null
+++ b/index.js
@@ -0,0 +1,251 @@
+const fs = require("fs");
+const { execSync } = require("child_process");
+const { Litterbox } = require("node-catbox");
+
+const litterbox = new Litterbox();
+
+//CHANGE THESE
+let decompName = "RabbitLauncher0517";
+let uploadToLitterBox = false;
+//CHANGE THESE ^^^^^^^^^^
+
+let base = `${decompName}_decompile_xml`;
+
+let imei = generateIMEI();
+
+const getOSVersion = [
+    `.method private final getOSVersion()Ljava/lang/String;`,
+    `.locals 0`,
+    `.line 49`,
+    `const-string p0, "rabbit_OS_v0.8.86_20240523151103"`,
+    `return-object p0`,
+    `.end method`,
+];
+
+const getImei = [
+    `.method public final getImei(Landroid/content/Context;)Ljava/lang/String;`,
+    `.locals 0`,
+
+    `.line 49`,
+    `const-string p0, "${imei}"`,
+
+    `return-object p0`,
+    `.end method`,
+];
+
+const getDeviceId = [
+    `.method public final getDeviceId()Ljava/lang/String;`,
+    `.locals 0`,
+
+    `.line 34`,
+    `const-string p0, "${imei}"`,
+
+    `return-object p0`,
+    `.end method`,
+];
+
+const onKeyUp = [
+    ".method public final onKeyUp(ILandroid/view/KeyEvent;)Z",
+    ".locals 3",
+
+    "const/4 p0, -0x1",
+
+    "sput p0, Ltech/rabbit/r1launcher/rabbit/KeyEventHandler;->lastKey:I",
+
+    "sput p1, Ltech/rabbit/r1launcher/rabbit/KeyEventHandler;->lastUpKey:I",
+
+    "const/16 p0, 0x18",
+    "if-eq p1, p0, :setter",
+
+    "const/16 p0, 0x19",
+    "if-eq p1, p0, :setter",
+
+    "const/16 p0, 0x13",
+
+    "if-eq p1, p0, :cond_0",
+
+    "const/16 p0, 0x14",
+
+    "if-eq p1, p0, :cond_0",
+
+    "packed-switch p1, :pswitch_data_0",
+
+    "goto :goto_0",
+
+    ":setter",
+    "const/16 p1, 0x1A",
+    ":cond_0",
+    ":pswitch_0",
+];
+
+const onKeyDown = [
+    ".method public final onKeyDown(ILandroid/view/KeyEvent;)Z",
+    ".locals 3",
+    "const/16 p0, 0x18",
+    "if-eq p1, p0, :setter",
+    "const/16 p0, 0x19",
+    "if-eq p1, p0, :setter",
+    "const/16 p0, 0x13",
+    "if-eq p1, p0, :cond_0",
+    "const/16 p0, 0x14",
+    "if-eq p1, p0, :cond_0",
+    "packed-switch p1, :pswitch_data_0",
+    "goto :goto_0",
+    ":setter",
+    "const/16 p1, 0x1A",
+    ":cond_0",
+    ":pswitch_0",
+];
+
+decomp();
+
+modifyFunc(
+    `.\\${base}\\smali\\classes\\tech\\rabbit\\r1launcher\\RLApp.smali`,
+    getOSVersion
+);
+
+modifyFunc(
+    `.\\${base}\\smali\\classes\\tech\\rabbit\\r1launcher\\settings\\utils\\SystemControllerUtil.smali`,
+    getImei
+);
+
+modifyFunc(`.\\${base}\\smali\\classes\\AppConfig.smali`, getDeviceId);
+
+modifyFunc(
+    `.\\${base}\\smali\\classes\\tech\\rabbit\\r1launcher\\rabbit\\KeyEventHandler.smali`,
+    onKeyUp
+);
+modifyFunc(
+    `.\\${base}\\smali\\classes\\tech\\rabbit\\r1launcher\\rabbit\\KeyEventHandler.smali`,
+    onKeyDown
+);
+
+replaceLib(".\\libbase.so", "libbase.so")
+
+build();
+
+fs.renameSync(
+    `${base}_out-aligned-debugSigned.apk`,
+    `${decompName}_Patched.apk`
+);
+
+fs.rmdirSync(`.\\${base}`)
+fs.rmSync(`${base}_out.apk`)
+
+if (uploadToLitterBox) {
+    console.log("Uploading to LitterBox");
+    litterbox
+        .upload({
+            path: `${decompName}_Patched.apk`,
+            duration: "24h", // or omit to default to 1h
+        })
+        .then((response) =>
+            console.log("Output uploaded to LitterBox! Link: " + response)
+        );
+}
+
+function calculateChecksum(imeiWithoutChecksum) {
+    let imeiArray = imeiWithoutChecksum.split("").map(Number);
+    let sum = 0;
+    let double = false;
+    for (let i = 0; i < imeiArray.length; i++) {
+        let digit = imeiArray[i];
+        if (double) {
+            digit *= 2;
+            if (digit > 9) {
+                digit -= 9;
+            }
+        }
+        sum += digit;
+        double = !double;
+    }
+    let checksum = (10 - (sum % 10)) % 10;
+    return String(checksum);
+}
+
+function generateIMEI() {
+    const TAC = "35847631";
+    const serialNumberPrefix = "00";
+    let serialNumber = serialNumberPrefix;
+    for (let i = 0; i < 4; i++) {
+        serialNumber += Math.floor(Math.random() * 10);
+    }
+    let imeiWithoutChecksum = TAC + serialNumber;
+    let checksum = calculateChecksum(imeiWithoutChecksum);
+    let generatedIMEI = imeiWithoutChecksum + checksum;
+    return generatedIMEI;
+}
+
+function decomp() {
+    execSync(
+        `java -jar APKEditor.jar d -i ${decompName}.apk`,
+        (err, stdout, stderr) => {
+            if (err) {
+                console.error(err);
+                return;
+            }
+            console.log("decompiled");
+        }
+    );
+}
+
+function modifyFunc(path, modifyWith) {
+    let start = -1; //so we know what part to modify
+    let end = -1;
+    try {
+        let data = fs.readFileSync(path, "utf8");
+        let lineArr = data.split("\n");
+        let iter = 0;
+
+        lineArr.forEach((element) => {
+            if (element.includes(modifyWith[0])) {
+                start = lineArr.indexOf(element);
+                //console.log("start ", start);
+            }
+            if (start > 0 && end < 0) {
+                if (element.includes(modifyWith[modifyWith.length - 1])) {
+                    end = iter;
+                    //console.log("end ", end);
+
+                    for (let i = start; i <= end; i++) {
+                        if (modifyWith[i - start] !== undefined)
+                            lineArr[i] = modifyWith[i - start];
+                        else lineArr[i] = "";
+                    }
+                }
+            }
+            element.replace("    ", "\n");
+            iter++;
+        });
+
+        fs.writeFileSync(path, lineArr.join("\n"), "utf-8");
+        console.log("File modified successfully");
+    } catch (err) {
+        console.error("Error reading or writing file", err);
+    }
+}
+
+function replaceLib(newLibLocation, oldLib) {
+    fs.copyFileSync(newLibLocation, `.\\${base}\\root\\lib\\arm64-v8a\\${oldLib}`)
+}
+
+function build() {
+    execSync(`java -jar APKEditor.jar b -i ${base}`, (err, stdout, stderr) => {
+        if (err) {
+            console.error(err);
+            return;
+        }
+        console.log(`stdout: ${stdout}`);
+    });
+
+    execSync(
+        `java -jar uber-apk-signer-1.2.1.jar -a ${decompName}_decompile_xml_out.apk`,
+        (err, stdout, stderr) => {
+            if (err) {
+                console.error(err);
+                return;
+            }
+            console.log(`stdout: ${stdout}`);
+        }
+    );
+}
diff --git a/libbase.so b/libbase.so
new file mode 100644
index 0000000..e5d6ec7
Binary files /dev/null and b/libbase.so differ
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..ff4eae3
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,24 @@
+{
+  "name": "rabbitlauncher-builder",
+  "version": "1.0.0",
+  "lockfileVersion": 3,
+  "requires": true,
+  "packages": {
+    "": {
+      "name": "rabbitlauncher-builder",
+      "version": "1.0.0",
+      "license": "ISC",
+      "dependencies": {
+        "node-catbox": "^3.1.0"
+      }
+    },
+    "node_modules/node-catbox": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/node-catbox/-/node-catbox-3.1.0.tgz",
+      "integrity": "sha512-bgTKwgResdwPiTLnkOevBwv+uKMaYrNUN9s0++VyFFxoENeutnUVt9McULRagOun6PXusmIevpqBYwfcXxciwg==",
+      "engines": {
+        "node": ">=19"
+      }
+    }
+  }
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..b8bca68
--- /dev/null
+++ b/package.json
@@ -0,0 +1,14 @@
+{
+  "name": "rabbitlauncher-builder",
+  "version": "1.0.0",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "meowster",
+  "license": "ISC",
+  "description": "",
+  "dependencies": {
+    "node-catbox": "^3.1.0"
+  }
+}
diff --git a/uber-apk-signer-1.2.1.jar b/uber-apk-signer-1.2.1.jar
new file mode 100644
index 0000000..a7a4d6c
Binary files /dev/null and b/uber-apk-signer-1.2.1.jar differ