fix: lint issue in generated swr/tanstack hooks (zenstackhq#877)

Author: ymc9

packages/plugins/swr/src/generator.ts

@@ -383,7 +383,7 @@ function generateMutation(
             `const mutation = request.useModelMutation('${model.name}', '${method}', '${operation}', metadata, options, ${checkReadBack});`,
             `return {
                 ...mutation,
-                trigger<T extends ${argsType}>(args: ${genericInputType}) {
+                trigger: <T extends ${argsType}>(args: ${genericInputType}) => {
                     return mutation.trigger(args, options as any) as Promise<${genericReturnType}>;
                 }
             };`,

packages/plugins/tanstack-query/src/generator.ts

@@ -210,10 +210,10 @@ function generateMutationHook(
                         name: 'mutation',
                         initializer: `{
                     ..._mutation,
-                    async mutateAsync<T extends ${argsType}>(
+                    mutateAsync: async <T extends ${argsType}>(
                         args: Prisma.SelectSubset<T, ${argsType}>,
                         options?: ${optionsType}
-                      ) {
+                      ) => {
                         return (await _mutation.mutateAsync(
                           args,
                           options as any
@@ -236,10 +236,10 @@ function generateMutationHook(
                         name: 'mutation',
                         initializer: `derived(_mutation, value => ({
                     ...value,
-                    async mutateAsync<T extends ${argsType}>(
+                    mutateAsync: async <T extends ${argsType}>(
                         args: Prisma.SelectSubset<T, ${argsType}>,
                         options?: ${optionsType}
-                      ) {
+                      ) => {
                         return (await value.mutateAsync(
                           args,
                           options as any