Add the RELAY_TX opcode (0x17) to the OmniProtocol opcode enum. ## File to modify `src/libs/omniprotocol/protocol/opcodes.ts` ## Change Add after line 19 (after BROADCAST = 0x16): ```typescript RELAY_TX = 0x17, ``` ## Reference * DTR branch: Uses `message: "RELAY_TX"` in nodeCall - we're promoting this to a first-class opcode \[Beads: node-9m3\]