GitLab

Adding inversion of control document
Adding WebSocket to routes documents
Updating service-core reference docs

Fixing link to subprojects

Fixing reference to sub-projects

Separating API reference docs to sub-projects

Removing theme sub-module

Removing CI/CD job file
Configuring default file name

Adding run/debug examples to create page
Converting all npm examples to yarn

Fixing CI job

Adding lots of new documentation