feat(graph): open-ended codegen

[sgrove]

Summary

Brings in fixes for e.g. nested fragments and some Graph lockfile merging, but mainly focuses on getting the open-ended Graph codegen and typed CLI session events so that the UI and CLI communicate properly.

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[github-actions]

📊 Benchmark results

Comparing with f02d08e

Package size: 228 MB

⬆️ 0.07% increase vs. f02d08e

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└───┴──┴────┴──┴────┴──┴────┴──┴────┴──┴────┴──┴────┴──┴────┴──┴────┴──┴────┴──┴────┴──┴────┴──┴────┴──┴──>
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Legend

• T-30 (e86b795): 221 MB
• T-29 (a684bc9): 224 MB
• T-28 (6ff4d8a): 224 MB
• T-27 (6f99bdc): 224 MB
• T-26 (90e8c3e): 224 MB
• T-25 (1f7fa51): 224 MB
• T-24 (cad6c60): 224 MB
• T-23 (5e23b25): 224 MB
• T-22 (d2e572a): 224 MB
• T-21 (2f11b27): 224 MB
• T-20 (6da32af): 224 MB
• T-19 (dad8d9a): 224 MB
• T-18 (a04bc10): 224 MB
• T-17 (20fa2b2): 224 MB
• T-16 (f83a930): 230 MB
• T-15 (64789d0): 230 MB
• T-14 (8933bfb): 230 MB
• T-13 (b98a4de): 230 MB
• T-12 (61ba1ef): 230 MB
• T-11 (7203fe5): 230 MB
• T-10 (22ac960): 230 MB
• T-9 (ca1c17f): 230 MB
• T-8 (b3dc897): 230 MB
• T-7 (ad84a46): 230 MB
• T-6 (73d9a6e): 230 MB
• T-5 (c38d2de): 230 MB
• T-4 (490333a): 230 MB
• T-3 (08652bb): 230 MB
• T-2 (4a6cb0e): 228 MB
• T-1 (f02d08e): 228 MB
• T (current commit): 228 MB

[anmonteiro]

not to fix: we should probably start using 'fs/promises' instead