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/internal/ads/zzbtk.java

@@ -0,0 +1,22 @@
+package com.google.android.gms.internal.ads;
+
+import androidx.annotation.Nullable;
+import org.json.JSONObject;
+
+/* loaded from: classes3.dex */
+public final class zzbtk {
+    public final boolean zza;
+    public final String zzb;
+    public final boolean zzc;
+
+    public zzbtk(boolean z, String str, boolean z2) {
+        this.zza = z;
+        this.zzb = str;
+        this.zzc = z2;
+    }
+
+    @Nullable
+    public static zzbtk zza(JSONObject jSONObject) {
+        return new zzbtk(jSONObject.optBoolean("enable_prewarming", false), jSONObject.optString("prefetch_url", ""), jSONObject.optBoolean("skip_offline_notification_flow", false));
+    }
+}