Weekly Check-in: Week of 2026-03-09

[DanGould]

@zealsham

Shipped:

• db-service pr

Focus

• tower-rate limit for db-service
• tower-request size limit for db-service
• payjoin-mailroom landing page issue
• review pr

Blockers

• none

@chavic

Shipped:

Wrote BTCPay Demo Plugin, to demonstrate Rust and C# in BTCPay

Focus:

• Settle #168 through review and get the UniFFI 0.30 C# parity fixes merged.
• Carry over from last week:
  • close remaining review rework from #1351 and land any unresolved Tokio runtime / cert-aware OHTTP follow-up changes.
  • update C# tests with the validations from #1263.
  • continue test-gap fixes under #1264.
  • Track any follow-up fixes from rust-payjoin integration changes after #1364 and #1367.

Blockers:

• Reviewer bandwidth and maintainer turnaround on #168 is the main gating dependency right now.

@arminsabouri

Shipped:
payjoin/btsim#11 and got to the review backlog
payjoin/tx-indexer#12
Started refatoring the fingerprinting library to migrate to the indexer repo as a subcrate and using it against payjoins in the wild.
collab'ing in cost function write up
Focus:
Need to respond to semi honest write up feedback
Finish fingerprinting migration
evaluating and creating Co-spend proposals in the cost function
Blockers:
Need to migrate to async written communication (specifically writing tickets) so others can work without me being a blocker.

@benalleng

Shipped:

• Rebased and tested [WIP] Payjoin receiver wizardsardine/liana#2011 ready for in depth review
• Got a basic readme for spinning up a nix flake for people to use and to draw attention to the existence of our nix module for quick starting a payjoin-mailroom service Add basic readme to setup a nix flake for standalone payjoin-mailroom #1381

Focus:

• Reach consensus on the relay selection process @bc1cindy pointed out in Should ohttp-relay selection be done on a per session basis in the cli #1385 was lacking to decide how we should ultimately move forward
• Try to get liana receiver PR merged in
• Help out any new contributors get onboarded quickly, Already received a few messages of people wanting to contribute. Tried to direct them in ways they can be the most impactful.

Blockers:

• Really need to shift some focus away from the main repo this week to get progress on the external repos that need my attention, liana, BB <-> Cake

@0xZaddyy

Shipped:

• Generalize cost function

• synced with the team at the office hour

Focus:

• continue recommended research by @nothingmuch
• review open PRs

Blockers:

• None

@Mshehu5

shipped :

• Add Python devshell  #1400
• Expose OHTTP key fetch for Python #1386

Focus :
learning more about asmap after getting nothingmuch feedback
address comments on payjoin/btsim#8

blockers:
none

@spacebear21

shipped:

• Add NixOS module for payjoin-mailroom #1366
• Use tagged releases for uniffi dart and JS bindings #1368
• Add ACME section for mailroom example config #1382
• deploy mailroom to lets.payjo.in

focus:

• getting mailroom to more operators. making good progress with luis/vinteum; achow/localholst. need to rollover the main payjo.in instance as well.

blockers:

• getting people to run the mailroom is mostly out of my control, so far we have promising leads but timelines are out of my hands.
• i need help reviewing PRs and getting my own PRs reviewed in a faster loop.