Support BOLT12 LSPS2 JIT-channel receives - #990

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tnull wants to merge 29 commits into

lightningdevkit:mainfrom

tnull:2026-07-bolt12-lsps2-ng

Commits on Jul 16, 2026

lsps2: Move client into module directory
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bd7f129
lsps2: Add single-use payment leases
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lsps2: Persist payment leases
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e83b5e9
lsps2: Prune stale payment leases
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lsps2: Cache negotiated payment leases
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bolt11: Consume cached LSPS2 leases
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f Make lease consumption crash-safe
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deps: Use LSPS2 response APIs
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lsps2: Persist pending BOLT12 offers
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bolt12: Register LSPS2 JIT offers
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payment: Move payment metadata
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bolt12: Add LSPS2 payment metadata
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bolt12: Install LSPS2 router
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lsps2: Share payment lease selection
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bolt12: Respond to requests from leases
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lsps2: Extend opening parameter validity
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bolt12: Validate LSPS2 opening fees
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lsps2: Serialize lease negotiation
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lsps2: Refill consumed payment leases
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lsps2: Restore offer lease caches
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lsps2: Retry failed lease negotiation
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bolt12: Address JIT offers by node ID
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lsps2: Validate gross proportional fees
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lsps2: Test BOLT12 JIT payments
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lsps2: Test multi-LSP BOLT12 selection
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lsps2: Test restored BOLT12 leases
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lsps2: Test BOLT12 after LSP restart
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lsps2: Fail over lease negotiation
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lsps2: Test payment lease state
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