feat(DecentralizationExplainerSheet): add button to open about page

mastodon/src/main/java/org/joinmastodon/android/ui/sheets/DecentralizationExplainerSheet.java

@@ -4,6 +4,7 @@ import android.content.ClipData;
 import android.content.ClipboardManager;
 import android.content.Context;
 import android.graphics.drawable.ColorDrawable;
+import android.net.Uri;
 import android.text.SpannableStringBuilder;
 import android.text.Spanned;
 import android.text.TextUtils;
@@ -45,6 +46,11 @@ public class DecentralizationExplainerSheet extends BottomSheet{
 		TextView handleExplanation=findViewById(R.id.handle_explanation);
 		findViewById(R.id.btn_cancel).setOnClickListener(v->dismiss());
 
+		findViewById(R.id.btn_view_info).setOnClickListener(v->{
+			UiUtils.goToInstanceAboutFragment(Uri.parse(account.url).getHost(), accountID, context);
+			dismiss();
+		});
+
 		String domain=account.getDomain();
 		if(TextUtils.isEmpty(domain))
 			domain=AccountSessionManager.get(accountID).domain;

mastodon/src/main/res/layout/sheet_decentralization_info.xml

@@ -174,5 +174,14 @@
 			style="@style/Widget.Mastodon.M3.Button.Filled"
 			android:text="@string/got_it"/>
 
+		<Button
+			android:id="@+id/btn_view_info"
+			android:layout_width="match_parent"
+			android:layout_height="40dp"
+			android:layout_marginBottom="8dp"
+			android:layout_marginHorizontal="16dp"
+			style="@style/Widget.Mastodon.M3.Button.Text"
+			android:text="@string/mo_instance_view_info"/>
+
 	</LinearLayout>
 </org.joinmastodon.android.ui.views.CustomScrollView>

mastodon/src/main/res/values/strings_mo.xml

@@ -66,6 +66,7 @@
 
     <string name="mo_share_open_url">Open in App</string>
 
+	<string name="mo_instance_view_info">View Server Info</string>
     <string name="mo_instance_admin">Administered by</string>
     <string name="mo_instance_contact">Contact</string>
     <string name="mo_instance_users">Users</string>