Initialisation

Added the packages and files for the backend server

node_modules/graphql/utilities/index.mjs

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+// Produce the GraphQL query recommended for a full schema introspection.
+export { getIntrospectionQuery } from './getIntrospectionQuery.mjs';
+// Gets the target Operation from a Document.
+export { getOperationAST } from './getOperationAST.mjs'; // Gets the Type for the target Operation AST.
+
+export { getOperationRootType } from './getOperationRootType.mjs'; // Convert a GraphQLSchema to an IntrospectionQuery.
+
+export { introspectionFromSchema } from './introspectionFromSchema.mjs'; // Build a GraphQLSchema from an introspection result.
+
+export { buildClientSchema } from './buildClientSchema.mjs'; // Build a GraphQLSchema from GraphQL Schema language.
+
+export { buildASTSchema, buildSchema } from './buildASTSchema.mjs';
+// Extends an existing GraphQLSchema from a parsed GraphQL Schema language AST.
+export { extendSchema } from './extendSchema.mjs'; // Sort a GraphQLSchema.
+
+export { lexicographicSortSchema } from './lexicographicSortSchema.mjs'; // Print a GraphQLSchema to GraphQL Schema language.
+
+export {
+  printSchema,
+  printType,
+  printIntrospectionSchema,
+} from './printSchema.mjs'; // Create a GraphQLType from a GraphQL language AST.
+
+export { typeFromAST } from './typeFromAST.mjs'; // Create a JavaScript value from a GraphQL language AST with a type.
+
+export { valueFromAST } from './valueFromAST.mjs'; // Create a JavaScript value from a GraphQL language AST without a type.
+
+export { valueFromASTUntyped } from './valueFromASTUntyped.mjs'; // Create a GraphQL language AST from a JavaScript value.
+
+export { astFromValue } from './astFromValue.mjs'; // A helper to use within recursive-descent visitors which need to be aware of the GraphQL type system.
+
+export { TypeInfo, visitWithTypeInfo } from './TypeInfo.mjs'; // Coerces a JavaScript value to a GraphQL type, or produces errors.
+
+export { coerceInputValue } from './coerceInputValue.mjs'; // Concatenates multiple AST together.
+
+export { concatAST } from './concatAST.mjs'; // Separates an AST into an AST per Operation.
+
+export { separateOperations } from './separateOperations.mjs'; // Strips characters that are not significant to the validity or execution of a GraphQL document.
+
+export { stripIgnoredCharacters } from './stripIgnoredCharacters.mjs'; // Comparators for types
+
+export {
+  isEqualType,
+  isTypeSubTypeOf,
+  doTypesOverlap,
+} from './typeComparators.mjs'; // Asserts that a string is a valid GraphQL name
+
+export { assertValidName, isValidNameError } from './assertValidName.mjs'; // Compares two GraphQLSchemas and detects breaking changes.
+
+export {
+  BreakingChangeType,
+  DangerousChangeType,
+  findBreakingChanges,
+  findDangerousChanges,
+} from './findBreakingChanges.mjs';