ie 2.0 docs

[mbaldessari]

• Reformat md a bit
• Reformat things around a bit
• Add some test and some todos too
• Some tweaks
• more
• Som cleanup
• Cleanups
• Add images
• Clean up factory importing bits and inline them into the getting started guide
• A bunch of simplification in the application section
• more
• Drop some older links to presentations
• Add new images and new text for devops and gitops
• More changes around AI
• Fix typo
• Improve high level diagram
• Use new high level diagram everywhere
• Drop leftover
• Drop old issues and clean up ideas for customization

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[mbaldessari]

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