Implement HTTP handlers / webhooks in Rust modules #20308

Job	Run time
Check CLI docs	3m 28s
Build and test wasm bindings	7m 17s
Check CI command docs	42s
Check for Python smoketest edits	14s
Check that packages are publishable	28s
Test spacetimedb-update flow (aarch64-unknown-linux-gnu)	49s
Test spacetimedb-update flow (x86_64-pc-windows-msvc)	6m 16s
Lints	3m 30s
Check smoketests/mod.rs is complete	3m 38s
Verify global.json files are symlinks	1m 15s
Test spacetimedb-update flow (x86_64-unknown-linux-gnu)	1m 26s
Test spacetimedb-update flow (aarch64-apple-darwin)	2m 40s
Verify LLM benchmark is up to date	0s
Unreal Engine Tests	0s
Smoketests (Linux)	24m 40s
csharp-testsuite	14m 28s
Internal Tests	13m 55s
Smoketests (Windows)	1h 4m 5s
Test Suite	20m 40s
unity-testsuite	7m 36s
	2h 57m 7s

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