Update Fix

node_modules/mysql2/lib/promise/connection.js

@@ -66,6 +66,12 @@ class PromiseConnection extends EventEmitter {
     });
   }
 
+  async [Symbol.asyncDispose]() {
+    if (!this.connection._closing) {
+      await this.end();
+    }
+  }
+
   beginTransaction() {
     const c = this.connection;
     const localErr = new Error();

node_modules/mysql2/lib/promise/pool.js

@@ -85,6 +85,12 @@ class PromisePool extends EventEmitter {
       });
     });
   }
+
+  async [Symbol.asyncDispose]() {
+    if (!this.pool._closed) {
+      await this.end();
+    }
+  }
 }
 
 (function (functionsToWrap) {

node_modules/mysql2/lib/promise/pool_connection.js

@@ -14,6 +14,10 @@ class PromisePoolConnection extends PromiseConnection {
       arguments
     );
   }
+
+  async [Symbol.asyncDispose]() {
+    this.release();
+  }
 }
 
 module.exports = PromisePoolConnection;