chore: Fix linting issues and simplify

Author: kmruiz

src/tools/args.ts

@@ -78,4 +78,4 @@ function toEJSON<T extends object | undefined>(value: T): T {
     return EJSON.deserialize(value, { relaxed: false }) as T;
 }
 
-export const zEJSON = () => z.object({}).passthrough().transform(toEJSON);
+export const zEJSON = z.object({}).passthrough().transform(toEJSON);

src/tools/mongodb/create/insertMany.ts

@@ -10,7 +10,7 @@ export class InsertManyTool extends MongoDBToolBase {
     protected argsShape = {
         ...DbOperationArgs,
         documents: z
-            .array(zEJSON().describe("An individual MongoDB document"))
+            .array(zEJSON.describe("An individual MongoDB document"))
             .describe(
                 "The array of documents to insert, matching the syntax of the document argument of db.collection.insertMany()"
             ),

src/tools/mongodb/delete/deleteMany.ts

@@ -10,7 +10,7 @@ export class DeleteManyTool extends MongoDBToolBase {
     protected description = "Removes all documents that match the filter from a MongoDB collection";
     protected argsShape = {
         ...DbOperationArgs,
-        filter: zEJSON()
+        filter: zEJSON
             .optional()
             .describe(
                 "The query filter, specifying the deletion criteria. Matches the syntax of the filter argument of db.collection.deleteMany()"

src/tools/mongodb/read/aggregate.ts

@@ -9,7 +9,7 @@ import { ErrorCodes, MongoDBError } from "../../../common/errors.js";
 import { zEJSON } from "../../args.js";
 
 export const AggregateArgs = {
-    pipeline: z.array(zEJSON()).describe("An array of aggregation stages to execute"),
+    pipeline: z.array(zEJSON).describe("An array of aggregation stages to execute"),
 };
 
 export class AggregateTool extends MongoDBToolBase {

src/tools/mongodb/read/count.ts

@@ -5,7 +5,7 @@ import { checkIndexUsage } from "../../../helpers/indexCheck.js";
 import { zEJSON } from "../../args.js";
 
 export const CountArgs = {
-    query: zEJSON()
+    query: zEJSON
         .optional()
         .describe(
             "A filter/query parameter. Allows users to filter the documents to count. Matches the syntax of the filter argument of db.collection.count()."

src/tools/mongodb/read/find.ts

@@ -9,7 +9,7 @@ import { EJSON } from "bson";
 import { zEJSON } from "../../args.js";
 
 export const FindArgs = {
-    filter: zEJSON()
+    filter: zEJSON
         .optional()
         .describe("The query filter, matching the syntax of the query argument of db.collection.find()"),
     projection: z

src/tools/mongodb/update/updateMany.ts

@@ -10,12 +10,12 @@ export class UpdateManyTool extends MongoDBToolBase {
     protected description = "Updates all documents that match the specified filter for a collection";
     protected argsShape = {
         ...DbOperationArgs,
-        filter: zEJSON()
+        filter: zEJSON
             .optional()
             .describe(
                 "The selection criteria for the update, matching the syntax of the filter argument of db.collection.updateOne()"
             ),
-        update: zEJSON().describe(
+        update: zEJSON.describe(
             "An update document describing the modifications to apply using update operator expressions"
         ),
         upsert: z