Initial commit: LCK Control Android app

Multi-module Android app (app/shared/sdk) with backend-driven auth,
Quest Platform SDK login, YouTube/Twitch OAuth linking, stream
management via AIDL service. Compose UI with Hilt DI.

app/src/main/java/com/omixlab/lckcontrol/MainActivity.kt

@@ -0,0 +1,27 @@
+package com.omixlab.lckcontrol
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.activity.enableEdgeToEdge
+import com.omixlab.lckcontrol.data.local.TokenStore
+import com.omixlab.lckcontrol.ui.navigation.AppNavigation
+import com.omixlab.lckcontrol.ui.theme.LCKControlTheme
+import dagger.hilt.android.AndroidEntryPoint
+import javax.inject.Inject
+
+@AndroidEntryPoint
+class MainActivity : ComponentActivity() {
+
+    @Inject lateinit var tokenStore: TokenStore
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enableEdgeToEdge()
+        setContent {
+            LCKControlTheme {
+                AppNavigation(tokenStore)
+            }
+        }
+    }
+}