Create canonical examples for NestJS-Pact

[YOU54F]

Examples for Pact projects, and workshops use a canonical Product API scenario described here

Currently examples for NestJS-Pact exist

Tasks

1. Create standalone example-consumer-nestjs-pact project from example-consumer https://github.com/pactflow/example-consumer/tree/master/src
2. Create standalone example-provider-nestjs-pact project from example-consumer https://github.com/pactflow/example-provider/tree/master/src
3. Uplift consumer example from pact-js https://github.com/pact-foundation/pact-js/tree/master/examples/nestjs-consumer
4. Uplift provider example from pact-js https://github.com/pact-foundation/pact-js/tree/master/examples/nestjs-provider
5. Copy/Add example consumer/provider projects to https://github.com/jmcdo29/testing-nestjs
6. Add to docs.pactflow.io examples list
7. Add to docs.pact.io recipes list

[YOU54F]

E2E Consumer/Provider Examples

Based on V2 Pact Specification, and Pact-JS V2 interface

Pact-JS v9

Pact-JS v9.18.1
NestJS-Pact v2.2.2

https://github.com/YOU54F/nestjs-pact-test/tree/main/v2_spec/pactjs_v9_nestjspact_v2

Pact-JS v10+

Pact-JS v10.4.0
NestJS-Pact v2.3.0

https://github.com/YOU54F/nestjs-pact-test/tree/main/v2_spec/pactjs_v10_nestjspact_v3

Based on V3 Pact Specification, and Pact-JS V3 interface

Pact-JS v10+

Pact-JS v10.4.0
@you54f/NestJS-Pact v3.1.0 - Based on changes in PR

https://github.com/YOU54F/nestjs-pact-test/tree/main/v3_spec/pactjs_v10_nestjspact_v3