Implementing breadcrumbs

[sboldyreva]

Navigation enhancements:

• 2 new files added to add and generate breadcrumbs: docs/.vuepress/breadcrumbs.js and docs/.vuepress/enhanceApp.js
• Updated docs/.vuepress/config.js to include breadcrumb logic
• Updated docs/.vuepress/styles/index.styl for the breadcrumbs style
• Wiki pages updated to define the hierarchy for each file:
  • Define parent(1 level), grandparent (2 level), child (3 level)
  • For each 'hierarchy directory' definition in docs/.vuepress/breadcrumbs.js:
    • path - if there's path
    • linkable - true or false

Display examples:

[bennyvasquez]

This looks great from my perspective! The only additional request I have is that you open an issue to add documentation for this addition for anyone that adds more pages later on, so it's clear what we need to do if we're adding high-level pages and subpages in the future.

[bennyvasquez]

Before we merge this, I'd like someone from @AlmaLinux/infrastructure-sig to make sure that we can still auto-deploy this. I'm not anticipating any problems, but I don't wanna break things on a Friday. :D