v0.7.3

What's Changed

• Export the price formula so a verifier can check it by @RavianXReaver in #72
• Honour the single-leg payment we advertise, and book the fee by @RavianXReaver in #73
• feat(settle): a co-author's unpaid cut is theirs, not naulon's fee by @RavianXReaver in #74
• fix(crawler): charge the buyer what moved, not what we asked by @RavianXReaver in #75
• chore(deps): refresh the settlement rail to current within existing ranges by @RavianXReaver in #76
• test(networks): the memo field selects a rail, so pin which chains may self-relay by @RavianXReaver in #77
• Drop the hackathon framing, and make the packages findable by @RavianXReaver in #78
• Three tripwires for the planes that rot silently by @RavianXReaver in #79
• v0.7.3 — the stock x402 payer is billed for what moved by @RavianXReaver in #80

Full Changelog: v0.7.2...v0.7.3