added basic token auth draft for any graphql query

src/envelopePlugin.ts

@@ -0,0 +1,37 @@
+import { useGenericAuth } from '@envelop/generic-auth'
+import { MeshPlugin } from '@graphql-mesh/types'
+
+const path = require('path');
+require('dotenv').config({ path: path.resolve(__dirname, '../.env.local') });
+
+
+type UserType = {
+    id: string
+}
+
+const resolveUserFn = async context => {
+    const authHeader = context.req.headers.authorization;
+    if (authHeader !== "token123") {
+        console.error('Failed to validate token')
+        return null
+    }
+    // If the token is valid, return the user
+    // Replace this with your actual user fetching logic
+    return { id: 'user1' };
+}
+
+const validateUser = params => {
+    if (!params.user) {
+        return new Error(`Unauthenticated!`)
+    }
+}
+
+const plugins: MeshPlugin = [
+    useGenericAuth({
+        resolveUserFn,
+        validateUser,
+        mode: 'protect-all'
+    })
+]
+
+export default plugins