diff --git a/deploy.mjs b/deploy.mjs
new file mode 100644
index 0000000..d52e36c
--- /dev/null
+++ b/deploy.mjs
@@ -0,0 +1,44 @@
+import { execSync } from 'child_process';
+import { readFileSync, writeFileSync } from 'fs';
+import { join } from 'path';
+import simpleGit from 'simple-git';
+import os from 'os';
+
+execSync('npx tsc', { stdio: 'inherit' });
+process.chdir('android');
+
+const buildFilePath = join(process.cwd(), 'app', 'build.gradle');
+let buildFile = readFileSync(buildFilePath, 'utf8');
+
+const versionCodeMatch = buildFile.match(/versionCode (\d+)/);
+if (!versionCodeMatch) throw new Error('versionCode not found in build.gradle');
+const versionCode = parseInt(versionCodeMatch[1], 10) + 1;
+buildFile = buildFile.replace(/versionCode \d+/, `versionCode ${versionCode}`);
+
+const versionNameMatch = buildFile.match(/versionName "(\d+\.\d+)"/);
+if (!versionNameMatch) throw new Error('versionName not found in build.gradle');
+const versionParts = versionNameMatch[1].split('.');
+versionParts[1] = (parseInt(versionParts[1], 10) + 1).toString();
+const versionName = versionParts.join('.');
+buildFile = buildFile.replace(/versionName "\d+\.\d+"/, `versionName "${versionName}"`);
+
+writeFileSync(buildFilePath, buildFile);
+
+const packageJsonPath = join(process.cwd(), '..', 'package.json');
+let packageJson = JSON.parse(readFileSync(packageJsonPath, 'utf8'));
+packageJson.version = versionName;
+writeFileSync(packageJsonPath, JSON.stringify(packageJson, null, 2));
+
+const isWindows = os.platform() === 'win32';
+execSync(isWindows ? '.\\gradlew.bat bundleRelease' : './gradlew bundleRelease', { stdio: 'inherit' });
+execSync('bundle install', { stdio: 'inherit' });
+execSync('bundle exec fastlane supply --aab app/build/outputs/bundle/release/app-release.aab', { stdio: 'inherit' });
+
+const git = simpleGit();
+git.log(['-1']).then(log => {
+    const lastCommitMessage = log.latest.message;
+    const newCommitMessage = lastCommitMessage + ` - ${versionName} 🚀`;
+    return git.commit(newCommitMessage, [buildFilePath, packageJsonPath]);
+}).then(() => git.addTag(versionCode.toString()))
+    .then(() => git.push('origin', 'HEAD'))
+    .then(() => git.pushTags('origin'));
\ No newline at end of file
diff --git a/deploy.sh b/deploy.sh
deleted file mode 100755
index e5facc8..0000000
--- a/deploy.sh
+++ /dev/null
@@ -1,39 +0,0 @@
-#!/bin/bash
-
-set -ex
-
-npx tsc
-
-cd android || exit 1
-
-build=app/build.gradle
-versionCode=$(
-	grep '^\s*versionCode [0-9]*$' "$build" | awk '{print $2+1}'
-)
-major=$(
-	grep '^\s*versionName "[0-9]*\.[0-9]*"' "$build" |
-		sed 's/"//g' | cut -d '.' -f 1 | awk '{print $2}'
-)
-minor=$(
-	grep '^\s*versionName "[0-9]*\.[0-9]*"' "$build" |
-		sed 's/"//g' | cut -d '.' -f 2
-)
-minor=$((minor + 1))
-
-sed -i "s/\(^\s*\)versionCode [0-9]*$/\1versionCode $versionCode/" \
-	"$build"
-sed -i "s/\(^\s*\)versionName \"[0-9]*.[0-9]*\"$/\1versionName \"$major.$minor\"/" "$build"
-sed -i "s/\"version\": \"[0-9]*.[0-9]*\"/\"version\": \"$major.$minor\"/" ../package.json
-
-if [ "$1" != "-n" ]; then
-  ./gradlew bundleRelease
-  bundle install
-  bundle exec fastlane supply --aab app/build/outputs/bundle/release/app-release.aab
-fi
-
-git add app/build.gradle ../package.json
-git commit --amend --message \
-  "$(git log -1 --pretty=%B | sed " 1 s/.*/& - $major.$minor 🚀/")"
-git tag "$versionCode"
-git push origin HEAD
-git push --tags