Fixing zipalign arguments

lib/signing.js

@@ -35,7 +35,7 @@ function signApkFile(apkFile, signingKeyFile, alias, keyStorePassword, keyPasswo
         // Align the apk file
         const alignedApkFile = apkFile.replace('.apk', '-aligned.apk');
         yield exec.exec(`"${zipAlign}"`, [
-            '-v', '-p 4',
+            '-v', '-p', '4',
             apkFile,
             alignedApkFile
         ]);
@@ -51,6 +51,12 @@ function signApkFile(apkFile, signingKeyFile, alias, keyStorePassword, keyPasswo
             '--out', signedApkFile,
             alignedApkFile
         ]);
+        // Verify
+        core.debug("Verifying Signed APK");
+        yield exec.exec(`"${apkSigner}"`, [
+            'verify',
+            signedApkFile
+        ]);
         return signedApkFile;
     });
 }