docs: update readme

[dylanlott]

update readme

• General cleanup and polish of the builder readme
• Removes unused env vars and updates out of date values
• Adds mermaid architecture diagram
• Removes unused environment values block_confirmation_buffer

Closes ENG-908

[dylanlott]

• chore(deps): do not gitignore Cargo.lock #111
• chore: adds a makefile with basic rust targets #109
• env: use available concurrency to set concurrency defaults #104
• docs: update readme #103 👈 (View in Graphite)
• chore: bump builder to 0.2.0 #102
• fix: make retry attempts respect current slot number #108
• refactor: encapsulate prep and bump logic #107
• refactor: move some utils to utils, remove an rpc call #110
• main

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[dylanlott]

Merge activity

• Jun 16, 5:23 PM UTC: @dylanlott merged this pull request with Graphite.