Move payload generation to worker processes

[martinkersner]

Description

This PR moves a creation of transaction payload (to, gasLimit as well) to worker processes. Reporter service will be used by all worker processes. This will lead to easier reporter code management.

All services (VRF, Request-Response, and Data Feed) from now require registration of their reporters to Orakl Network permanent state through Orakl Network CLI (orakl-cli reporter insert). Reporters defined within .env file through PUBLIC_KEY and PRIVATE_KEY are ignored!

Others

This PR additionally changes publishing of @bisonai/orakl-contracts package. Previously, npm package was published when repository published a new release. From now, new npm package is generated when version is updated at package.json inside of contracts/ directory.

Published version 0.6.0.

Type of change

• New feature (non-breaking change which adds functionality)

Checklist before requesting a review

• I have performed a self-review of my code.
• If it is a core feature, I have added thorough tests.

Deployment

• Should publish npm package
• Should publish Docker image