feat(rpc): added RPC framing (header + length) and PING/PONG#7

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zmeadows wants to merge 4 commits intomainfrom

Commits on Nov 14, 2025

bug(net): loop vs. switch break in try_flush_rx_buffer()
zmeadows
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bug(net): ignore epoll_ctl DEL errors when called for unregistered client fd
zmeadows
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Commits on Nov 21, 2025

docs: update README.md to reflect new project direction
zmeadows
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Commits on Dec 5, 2025

chore: factor out accept_client function
zmeadows
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