feat: migrate to nestjs 9

[marianozunino]

Breaking Changes:

• Migrated to Morpheus module to NestJs 9
• Used new Configurable Module Builder. This means that now we register modules using register/registerAsnyc instead of forRoot/forRootAsync
• Removed deprecated env vars
  • NEO4J_SCHEME
  • NEO4J_HOST
  • NEO4J_PORT
  • NEO4J_USERNAME
  • NEO4J_PASSWORD

Other changes

• Added e2e tests
• Migrated CLI app to NestJs as well
• Added cspell as a pre-hook
• Updated readme to include the new register/registerAsnyc examples
• Updated readme to explain the config options https://github.com/marianozunino/morpheus/issues/23
• Added a minimal example of a NestJs project using Morpheus.

[marianozunino]

:tada: This PR is included in version 3.0.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: