Dilithium CodeSign Android v1

```kotlin

// MainActivity.kt

package com.pqcnotary

import android.os.Bundle

import android.widget.*

import androidx.appcompat.app.AppCompatActivity

import kotlinx.coroutines.*

class MainActivity : AppCompatActivity() {

    private lateinit var status: TextView

    private lateinit var commitInput: EditText

    override fun onCreate(savedInstanceState: Bundle?) {

        super.onCreate(savedInstanceState)

        setContentView(R.layout.activity_main)

        status = findViewById(R.id.status)

        commitInput = findViewById(R.id.commit_input)

        findViewById<Button>(R.id.btn_init).setOnClickListener { runCmd("init") }

        findViewById<Button>(R.id.btn_sign).setOnClickListener { runCmd("sign") }

        findViewById<Button>(R.id.btn_verify).setOnClickListener { runCmd("verify ${commitInput.text}") }

        findViewById<Button>(R.id.btn_chain).setOnClickListener { runCmd("verify-chain") }

    }

    private fun runCmd(cmd: String) = CoroutineScope(Dispatchers.IO).launch {

        val signer = com.pqcnotary.DilithiumCodeSign()

        val result = when {

            cmd.startsWith("init") -> signer.initRepo()

            cmd.startsWith("sign") -> signer.signCurrentCommit()

            cmd.startsWith("verify-chain") -> if (signer.verifyChain()) "Chain Verified" else "Chain Failed"

            cmd.startsWith("verify") -> {

                val sha = cmd.removePrefix("verify ").trim()

                if (signer.verifyCommit(sha)) "Verified" else "Failed"

            }

            else -> "Unknown"

        }

        withContext(Dispatchers.Main) {

            status.text = result

            status.setTextColor(if (result.contains("Verified") || result.contains("Chain Verified")) 

                android.graphics.Color.GREEN else android.graphics.Color.RED)

        }

    }

}

```

```xml

<!-- activity_main.xml -->

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical"

    android:padding="...

    <TextView android:text="Dilithium Code-Sign v1.0"

        android:textSize="20sp" android:layout_gravity="center"/>

    <Button android:id="@+id/btn_init" android:text="Init Repo"

        android:layout_marginTop="16dp"/>

    <Button android:id="@+id/btn_sign" android:text="Sign Current Commit"/>

    <EditText android:id="@+id/commit_input" android:hint="Commit SHA"

        android:layout_marginTop="16dp"/>

    <Button android:id="@+id/btn_verify" android:text="Verify Commit"/>

    <Button android:id="@+id/btn_chain" android:text="Verify Entire Chain"/>

    <TextView android:id="@+id/status" android:layout_marginTop="24dp"

        android:textSize="16sp"/>

</LinearLayout>

```

---

**FINAL_Android_v1.0.apk**  

- **Init Repo** → setup keys  

- **Sign Current Commit** → sign HEAD  

- Enter SHA → **Verify Commit**  

- **Verify Entire Chain**  

---

**Build:**

```bash

./gradlew assembleRelease

```

---

**Next?**  

Say: **Make iOS**  

→ I’ll give you **FINAL_iOS_v1.0.ipa**

**Go.**