Upgrade to Moleculer 0.15

[icebob]

• Upgrade to Moleculer 0.15
• Upgrade DB service to use database service
• Add service with channels middleware
• Add service with workflows middleware
• Add option to install moleculer-io
• Add option to install moleculer-apollo-server
• update dependencies
• minimum Node is 20.x

[Copilot]

Pull Request Overview

This PR upgrades the Moleculer template to version 0.15, updates dependency configurations, and introduces optional support for Channels and Workflows middleware. Key changes include updated documentation links and configuration options in the Moleculer configuration file, a revised database mixin that uses the new @moleculer/database service, and updated Docker, GitHub Actions, and README files to reflect the upgrade and new features.

Reviewed Changes

Copilot reviewed 40 out of 40 changed files in this pull request and generated 1 comment.

Show a summary per file

File	Description
template/moleculer.config.js	Updated documentation links, added conditional middleware inclusion for Channels/Workflows
template/mixins/db.mixin.js	Switched to @moleculer/database and revised mixin configuration and lifecycle methods
template/k8s.yaml, docker-compose.yml, etc.	Updated deployment and environment configurations for Moleculer v0.15 and new optional features
Dockerfile, package.json, meta.js, README.md	Version bumps and dependency adjustments with updated CLI instructions and documentation
GitHub workflows	Updated Node versions, action versions, and conditional steps in CI/CD pipelines

Comments suppressed due to low confidence (1)

template/.github/workflows/kubernetes.yml:70

• [nitpick] Ensure that the conditional expression for selecting the deployment name works as intended across all transporter cases; consider extracting the logic to a variable for clarity if supported.

kubectl rollout status deployment ${{ matrix.transporter != 'None' && 'greeter' || 'services' }} --timeout=180s