tinychannels 0.1.0

Pluggable channel and messaging primitives for OpenHuman harness communication.
Documentation
## Summary

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## API Or Behavior Changes

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## Tests

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- [ ] `cargo fmt --check`
- [ ] `cargo clippy --all-targets -- -D warnings`
- [ ] `cargo clippy --all-targets --all-features -- -D warnings`
- [ ] `cargo build --all-targets`
- [ ] `cargo build --all-targets --all-features`
- [ ] `cargo test`
- [ ] `cargo test --all-features`

## Documentation

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