Co-authored-by: google-labs-jules[bot] <161369871+google-labs-jules[bot]@users.noreply.github.com>

* update integration tests and CONTRIBUTING.md

* make test data more readable, tweak contributing instructions

* update api to v1

* check in dataconnect folder

* address comments

* remove .dataconnect folder

* update .gitignore

* make integration tests more robust, explicitly setting and clearing database state

…3000)

…2979)

# API Changes
- Added `executeQuery()` and `executeMutation()` to `src/data-connect/data-connect.ts`. These allow users to call deployed operations with impersonated auth credentials.

# Testing
- New unit tests added which match the coverage of existing `executeGraphql*` APIs
- New integration tests added which more than match the coverage of existing `executeGraphql*` APIs

# Commits: 
* add in changes from stephenarosaj/fdc-impersonate

* finish adding in changes from stephenarosaj/fdc-impersonate

* update Google Inc. to Google LLC, run npm install; npm run build

* run npm apidocs

* remove public execute apis

* convert executeOperation api to OperationRef(...).execute() api

* remove internal client from operation refs

* cleanup javadocs to address workflow failures

* npm run apidocs

* spread GraphqlOptions arguments in OperationRefs and executeOperation functions

* convert unit tests to use spread args

* convert integration tests to use spread args

* add executeQuery test cases which do not provide impersonation options, bypassing auth policies

* add executeMutation test cases which do not provide impersonation options, bypassing auth policies

* run npm apidocs

* address try/catch comment

* address await and reject grouping comment

* address getUrl comments

* address insecureReason comment

* convert autopush resources to prod

* add RefOptions, [Operation,Query,Mutation]Ref, [Operation,Query,Mutation]Result to exported api

* revert OperationRef.execute() API to executeOperation API

* revert OperationRef.execute() API to executeOperation API

* revert tests to use DataConnect.executeOperation() API instead of OperationRef.execute() API

* revert package version

* update executeOperation API to return executeOperationResponse

* update comments

* add invalidateAdminArgs to handle variadic JS executeOperation arguments

* npm run apidocs for validateAdminArgs

* update validateAdminArgs documentation

* address validateAdminArgs and some test comments

* update validate-admin-args and add tests, address existing test comments, revert package changes

* update tests

* update tests

* address mutation test comments

* address prod url comments

* finally fixed unit tests

* REALLY fixed unit tests

* address comments, add DataConnect.executeQuery() and DataConnect.executeMutation() unit tests

* make validateAdminArgs internal

* address comments

* address documentation comment

* undo integration test changes

* remove empty checks

* remove length checks

* remove foreach checks

* address test comments

* revert package version

* revert package version to master

* revert package version to master

* update comments

Bumps [@firebase/database-compat](https://github.com/firebase/firebase-js-sdk/tree/HEAD/packages/database-compat) from 2.0.6 to 2.1.0.
- [Release notes](https://github.com/firebase/firebase-js-sdk/releases)
- [Changelog](https://github.com/firebase/firebase-js-sdk/blob/main/packages/database-compat/CHANGELOG.md)
- [Commits](https://github.com/firebase/firebase-js-sdk/commits/@firebase/[email protected]/packages/database-compat)

---
updated-dependencies:
- dependency-name: "@firebase/database-compat"
  dependency-version: 2.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>