Don't send pleroma posts to blocked instances

src/freedombone-app-pleroma

@@ -83,6 +83,9 @@ function create_pleroma_blocklist {
     echo '        if [ ${#blocked} -gt 4 ]; then' >> $blocking_script_file
     echo "            sudo -u postgres psql -d pleroma -c \"DELETE FROM objects WHERE data->>'content' ilike '%\${blocked}%' or data->>'actor' ilike '%\${blocked}%' or data->>'to' ilike '%\${blocked}%' or data->>'id' ilike '%\${blocked}%' or data->>'external_url' ilike '%\${blocked}%'\"" >> $blocking_script_file
     echo "            sudo -u postgres psql -d pleroma -c \"DELETE FROM users WHERE nickname ilike '%\${blocked}%'\"" >> $blocking_script_file
+    echo '            if [[ "$blocked" != *"@"* ]]; then' >> $blocking_script_file
+    echo "                sudo -u postgres psql -d pleroma -c \"DELETE FROM websub_server_subscriptions WHERE callback like '%\${blocked}%'\"" >> $blocking_script_file
+    echo '            fi' >> $blocking_script_file
     echo '        fi' >> $blocking_script_file
     echo '    fi' >> $blocking_script_file
     echo "done </root/${PROJECT_NAME}-firewall-domains.cfg" >> $blocking_script_file