Refactor graphql query runner and add mutation resolvers (#7418)

Fixes https://github.com/twentyhq/twenty/issues/6859

This PR adds all the remaining resolvers for
- updateOne/updateMany
- createOne/createMany
- deleteOne/deleteMany
- destroyOne
- restoreMany

Also
- refactored the graphql-query-runner to be able to add other resolvers
without too much boilerplate.
- add missing events that were not sent anymore as well as webhooks
- make resolver injectable so they can inject other services as well
- use objectMetadataMap from cache instead of computing it multiple time
- various fixes (mutation not correctly parsing JSON, relationHelper
fetching data with empty ids set, ...)

Next steps: 
- Wrapping query builder to handle DB events properly
- Move webhook emitters to db event listener
- Add pagination where it's missing (findDuplicates, nested relations,
etc...)

packages/twenty-server/src/engine/api/graphql/graphql-query-runner/utils/cursors.util.ts

@@ -2,6 +2,7 @@ import {
   Record as IRecord,
   RecordOrderBy,
 } from 'src/engine/api/graphql/workspace-query-builder/interfaces/record.interface';
+import { FindManyResolverArgs } from 'src/engine/api/graphql/workspace-resolver-builder/interfaces/workspace-resolvers-builder.interface';
 
 import {
   GraphqlQueryRunnerException,
@@ -44,3 +45,25 @@ export const encodeCursor = <ObjectRecord extends IRecord = IRecord>(
 
   return Buffer.from(JSON.stringify(cursorData)).toString('base64');
 };
+
+export const getCursor = (
+  args: FindManyResolverArgs<any, any>,
+): Record<string, any> | undefined => {
+  if (args.after) return decodeCursor(args.after);
+  if (args.before) return decodeCursor(args.before);
+
+  return undefined;
+};
+
+export const getPaginationInfo = (
+  objectRecords: any[],
+  limit: number,
+  isForwardPagination: boolean,
+) => {
+  const hasMoreRecords = objectRecords.length > limit;
+
+  return {
+    hasNextPage: isForwardPagination && hasMoreRecords,
+    hasPreviousPage: !isForwardPagination && hasMoreRecords,
+  };
+};