Add Discord community version (64-bit only)

- Added realracing3-community.apk (71.57 MB)
- Removed 32-bit support (armeabi-v7a)
- Only includes arm64-v8a libraries
- Decompiled source code included
- Added README-community.md with analysis

decompiled-community/sources/com/google/android/gms/ads/FullScreenContentCallback.java

@@ -0,0 +1,27 @@
+package com.google.android.gms.ads;
+
+import androidx.annotation.NonNull;
+
+/* loaded from: classes2.dex */
+public abstract class FullScreenContentCallback {
+    public static final int ERROR_CODE_AD_REUSED = 1;
+    public static final int ERROR_CODE_APP_NOT_FOREGROUND = 3;
+    public static final int ERROR_CODE_INTERNAL_ERROR = 0;
+    public static final int ERROR_CODE_MEDIATION_SHOW_ERROR = 4;
+    public static final int ERROR_CODE_NOT_READY = 2;
+
+    public void onAdClicked() {
+    }
+
+    public void onAdDismissedFullScreenContent() {
+    }
+
+    public void onAdFailedToShowFullScreenContent(@NonNull AdError adError) {
+    }
+
+    public void onAdImpression() {
+    }
+
+    public void onAdShowedFullScreenContent() {
+    }
+}