From e10d93c3e88fc955fb55374f4e6cb25d8c73feb6 Mon Sep 17 00:00:00 2001 From: "K. Isom" Date: Thu, 24 Sep 2026 12:07:06 -0700 Subject: [PATCH] gatewayd: approvals asked by non-approvers in direct messages go to an approver Implemented-By: OpenCode session (model recorded in docs/implementer-log.md) --- crates/gatewayd/src/serve/approvals.rs | 115 ++++++++++--- crates/gatewayd/src/serve/handle.rs | 29 +++- crates/gatewayd/src/serve/mod.rs | 6 + crates/gatewayd/tests/serve_approvals.rs | 31 ++-- crates/gatewayd/tests/serve_redirect.rs | 198 +++++++++++++++++++++++ docs/implementer-log.md | 1 + 6 files changed, 338 insertions(+), 42 deletions(-) create mode 100644 crates/gatewayd/tests/serve_redirect.rs diff --git a/crates/gatewayd/src/serve/approvals.rs b/crates/gatewayd/src/serve/approvals.rs index 27ea071..16887a6 100644 --- a/crates/gatewayd/src/serve/approvals.rs +++ b/crates/gatewayd/src/serve/approvals.rs @@ -7,11 +7,30 @@ use std::sync::mpsc::Sender; use proto::{ApprovalReply, GatewayOutcome, PendingApproval}; use crate::approvals::Posted; -use crate::approvals::text::{self, Ended}; +use crate::approvals::text::{self, Asked, Ended}; use crate::gateway::{Ending, ToLoop}; use crate::serve::{Gateway, Stop}; use crate::state::ApprovalPosts; +/// Who asked for the turn now running in a session: the author of the last message queued, the +/// channel's type, and the turn's text. Kept in memory only, and forgotten when the turn ends. +#[derive(Debug, Clone)] +pub(super) struct Asker { + pub(super) user: String, + pub(super) channel_type: String, + pub(super) prompt: String, +} + +/// Where an approval goes, and what is posted besides it. +struct Place { + channel: String, + root: String, + /// A post before the approval's own: who asked and what, or whose session. + first: Option, + /// The asking thread, told where the approval went. + note: Option<(String, String)>, +} + /// An approval's last post, the one that is edited when it ends. #[derive(Debug)] pub(super) struct Open { @@ -38,44 +57,85 @@ impl Gateway { Ok(()) } - /// Where an approval goes: its session's turn in flight, or the first approver's direct - /// messages as a new thread (an empty root). - fn place(&self, info: &PendingApproval) -> Result<(String, String), String> { - // 1. `self.state.turn_of(info.session.as_str())`: if Some(turn), `Ok((turn.channel, - // turn.root))`. - // 2. Otherwise the first approver's direct messages, as a new thread: - // `self.config.first_approver()` (None is Err("no approver is configured")), then - // `self.client.direct_channel(&self.me.id, first)` (an Err(e) is Err(format!("no direct - // channel with the first approver: {e}"))). `Ok((channel, String::new()))`. - if let Some(turn) = self.state.turn_of(info.session.as_str()) { - return Ok((turn.channel, turn.root)); - } - let first = match self.config.first_approver() { - Some(first) => first, - None => return Err("no approver is configured".to_string()), + /// Where an approval goes (M4b spec, section 6): its turn's thread; or, when a non-approver + /// asked in a direct or group message, the first approver's direct messages with who asked + /// and what, and a note in the asking thread; or, for a session not followed here, the first + /// approver's direct messages with a line saying so. + fn place(&self, info: &PendingApproval) -> Result { + let id = info.approval; + let session = info.session.as_str(); + let Some(turn) = self.state.turn_of(session) else { + return Ok(Place { + channel: self.approver_dm()?, + root: String::new(), + first: Some(text::unfollowed_post(id, session)), + note: None, + }); }; - match self.client.direct_channel(&self.me.id, first) { - Ok(channel) => Ok((channel, String::new())), - Err(e) => Err(format!("no direct channel with the first approver: {e}")), - } + let redirect = self.askers.get(session).filter(|a| { + matches!(a.channel_type.as_str(), "D" | "G") + && !self.config.approvers().contains(&a.user) + }); + let Some(asker) = redirect else { + return Ok(Place { + channel: turn.channel, + root: turn.root, + first: None, + note: None, + }); + }; + let by = match self.client.username(&asker.user) { + Ok(name) => format!("@{name}"), + Err(_) => asker.user.clone(), + }; + let asked = Asked { + by, + channel_type: asker.channel_type.clone(), + prompt: asker.prompt.clone(), + }; + Ok(Place { + channel: self.approver_dm()?, + root: String::new(), + first: Some(text::asked_post(id, &asked)), + note: Some((turn.channel, turn.root)), + }) } - /// Post an approval's parts in order, record them, and register it for answers. An `Err` - /// inside is why it could not be posted; the outer one stops `gatewayd` (the state file). + /// The first approver's direct channel with the bot. + fn approver_dm(&self) -> Result { + let first = self + .config + .first_approver() + .ok_or("no approver is configured")?; + self.client + .direct_channel(&self.me.id, first) + .map_err(|e| format!("no direct channel with the first approver: {e}")) + } + + /// Post an approval's first post, if any, and its parts in order, record them, and register + /// it for answers. An `Err` inside is why it could not be posted; the outer one stops + /// `gatewayd` (the state file). fn show( &mut self, info: &PendingApproval, answer: Sender, ) -> Result, String>, Stop> { let id = info.approval; - let (channel, mut root) = match self.place(info) { + let place = match self.place(info) { Ok(place) => place, Err(why) => return Ok(Err(why)), }; + let (channel, mut root) = (place.channel, place.root); let shown = text::render(info); + // A first post saying who asked, or whose session, then the approval's own posts. + let bodies: Vec = place + .first + .into_iter() + .chain(shown.posts.iter().cloned()) + .collect(); let mut posts = Vec::new(); let mut shown_at = 0; - for body in &shown.posts { + for body in &bodies { match self.client.create_post(&channel, &root, body) { Ok(post) => { if root.is_empty() { @@ -87,7 +147,7 @@ impl Gateway { Err(e) => { // Parts already posted must not look answerable. if let (Some(last), Some(text)) = - (posts.last(), shown.posts.get(posts.len().wrapping_sub(1))) + (posts.last(), bodies.get(posts.len().wrapping_sub(1))) { self.mark(id, last, &text::with_ending(text, &Ended::NoLonger)); } @@ -109,7 +169,7 @@ impl Gateway { answerable: shown.answerable, answer, }); - if let (Some(last_post), Some(last_text)) = (posts.last(), shown.posts.last()) { + if let (Some(last_post), Some(last_text)) = (posts.last(), bodies.last()) { self.open.insert( id, Open { @@ -118,6 +178,9 @@ impl Gateway { }, ); } + if let Some((note_channel, note_root)) = place.note { + self.post(¬e_channel, ¬e_root, &text::sent_to_approver(id)); + } Ok(Ok(posts)) } diff --git a/crates/gatewayd/src/serve/handle.rs b/crates/gatewayd/src/serve/handle.rs index 3ad1177..f0eafff 100644 --- a/crates/gatewayd/src/serve/handle.rs +++ b/crates/gatewayd/src/serve/handle.rs @@ -7,6 +7,7 @@ use std::time::{SystemTime, UNIX_EPOCH}; use crate::approvals::Judged; use crate::deliver::{LOOP_DOWN, Notice, deliver}; use crate::mm::{Post, typing}; +use crate::serve::approvals::Asker; use crate::serve::{Gateway, Stop}; use crate::sessions::{BUSY, Batch, Ignored, Pushed, Route}; use crate::state::InFlight; @@ -103,6 +104,10 @@ impl Gateway { } } Route::Queue(message) => { + self.authors.insert( + message.session.clone(), + (post.user_id.clone(), channel_type.to_string()), + ); if message.joins_thread { self.state.join_thread(&message.thread.root)?; } @@ -136,6 +141,15 @@ impl Gateway { channel: batch.thread.channel.clone(), root: batch.thread.root.clone(), })?; + if let Some((user, channel_type)) = self.authors.get(&batch.session) { + let asker = Asker { + user: user.clone(), + channel_type: channel_type.clone(), + prompt: batch.text.clone(), + }; + self.askers + .insert(batch.session.as_str().to_string(), asker); + } let (registry, wait) = (Arc::clone(&self.registry), self.notice); let (client, socket, log, done) = ( Arc::clone(&self.client), @@ -164,16 +178,17 @@ impl Gateway { Ok(()) } - /// Turns that ended: out of flight, and the next batch of each session started. + /// Turns that ended: out of flight, who asked forgotten, and the next batch of each session + /// started. Never blocks. pub(super) fn finished(&mut self) -> Result<(), Stop> { - // `while let Ok(session) = self.done_rx.try_recv() {` (never blocks) - // `self.state.end_turn(session.as_str())?;` - // `if let Some(batch) = self.queues.finish(&session) { self.start(batch)?; }` `}` - // Then Ok(()). while let Ok(session) = self.done_rx.try_recv() { self.state.end_turn(session.as_str())?; - if let Some(batch) = self.queues.finish(&session) { - self.start(batch)?; + self.askers.remove(session.as_str()); + match self.queues.finish(&session) { + Some(batch) => self.start(batch)?, + None => { + self.authors.remove(&session); + } } } Ok(()) diff --git a/crates/gatewayd/src/serve/mod.rs b/crates/gatewayd/src/serve/mod.rs index 1b24220..d765737 100644 --- a/crates/gatewayd/src/serve/mod.rs +++ b/crates/gatewayd/src/serve/mod.rs @@ -115,6 +115,10 @@ pub(crate) struct Gateway { gateway_rx: Receiver, /// The last post of each approval posted here and not yet ended. open: HashMap, + /// The author and channel type of the last message queued in each session. + authors: HashMap, + /// Who asked for each turn running, by session id. + askers: HashMap, /// How long a turn waits for its approval to come through `gateway.sock` before the notice. notice: Duration, } @@ -264,6 +268,8 @@ impl Gateway { registry: Arc::new(Registry::new()), gateway_rx, open: HashMap::new(), + authors: HashMap::new(), + askers: HashMap::new(), notice, } } diff --git a/crates/gatewayd/tests/serve_approvals.rs b/crates/gatewayd/tests/serve_approvals.rs index 277d9a5..f1d1bf2 100644 --- a/crates/gatewayd/tests/serve_approvals.rs +++ b/crates/gatewayd/tests/serve_approvals.rs @@ -112,28 +112,41 @@ fn without_a_turn_in_flight_it_goes_to_the_first_approvers_direct_messages_in_pa let long = format!("{{\"content\":\"{}\"}}", "x".repeat(20_000)); let asking = ask(&socket(&home), pending(7, "chat-1789700000-1", &long)).unwrap(); let posts = mm.posts(); - assert_eq!(posts.len(), 2, "two parts"); + assert_eq!(posts.len(), 3, "a first post, then two parts"); assert_eq!( (posts[0].0.as_str(), posts[0].1.as_str()), (DM, ""), "a new thread in the direct channel" ); - assert_eq!( - (posts[1].0.as_str(), posts[1].1.clone()), - (DM, FakeMm::post_id(0)), - "the next part in its thread" - ); assert!( - posts[1] + posts[0] + .2 + .starts_with("**Approval 7** was asked in session `chat-1789700000-1`"), + "{}", + posts[0].2 + ); + for (n, part) in posts[1..].iter().enumerate() { + assert_eq!( + (part.0.as_str(), part.1.clone()), + (DM, FakeMm::post_id(0)), + "part {n} in its thread" + ); + } + assert!(posts[1].2.starts_with("**Approval 7**"), "{}", posts[1].2); + assert!( + posts[2] .2 .contains("Reply in this thread with `!approve 7`") ); - assert_eq!(asking.posts, [FakeMm::post_id(0), FakeMm::post_id(1)]); + assert_eq!( + asking.posts, + [FakeMm::post_id(0), FakeMm::post_id(1), FakeMm::post_id(2)] + ); asking.close(); let edits = mm.wait_edits(1, WAIT); assert_eq!( edits[0].0, - FakeMm::post_id(1), + FakeMm::post_id(2), "only the last part is edited" ); } diff --git a/crates/gatewayd/tests/serve_redirect.rs b/crates/gatewayd/tests/serve_redirect.rs new file mode 100644 index 0000000..8355874 --- /dev/null +++ b/crates/gatewayd/tests/serve_redirect.rs @@ -0,0 +1,198 @@ +//! An approval asked for by someone who may talk but not approve, in a direct or group message, +//! goes to the first approver's direct messages: first who asked and what, then the approval, and +//! the asking thread is told where it went. In a channel it stays in its thread (M4b spec, +//! section 6). Do not edit. + +#[path = "support/brokerd_client.rs"] +mod brokerd_client; +#[path = "support/fake_loop.rs"] +mod fake_loop; +#[path = "support/fake_mm.rs"] +mod fake_mm; +#[path = "support/gateway.rs"] +mod gateway; +#[path = "support/tmp.rs"] +mod tmp; + +use std::sync::{Mutex, mpsc}; +use std::time::Duration; + +use brokerd_client::{Asking, ask, pending}; +use fake_loop::{done, serve_loop}; +use fake_mm::{DM, EVE, EVE_DM, FakeMm, KYLE, WsPeer, id, post}; +use gateway::{Running, WAIT, loop_dir, start}; +use gatewayd::config::Config; +use proto::{GatewayOutcome, Turn}; +use tmp::TempDir; + +const GROUP: &str = "g0000000000000000000000000"; +const CHANNEL: &str = "o0000000000000000000000000"; + +/// KYLE and EVE may talk, in direct messages, GROUP and CHANNEL; only KYLE approves. +fn config(home: &TempDir, url: &str) -> Config { + let text = format!( + "[mattermost]\nurl = \"{url}\"\n[secrets.mattermost_token]\nenv = \"NOT_READ_BY_RUN\"\n[allow]\nusers = [\"{KYLE}\", \"{EVE}\"]\nchannels = [\"{GROUP}\", \"{CHANNEL}\"]\n[approvals]\nusers = [\"{KYLE}\"]\n[paths]\nhome = \"{}\"\n[limits]\ntyping_every_ms = 100\n", + home.path().display() + ); + Config::parse(&text).unwrap() +} + +/// A loop whose turns wait for `go`, then answer "done". +fn held(home: &TempDir) -> (mpsc::Receiver, mpsc::Sender<()>) { + loop_dir(home); + let (go_tx, go_rx) = mpsc::channel::<()>(); + let go = Mutex::new(go_rx); + let turns = serve_loop(&home.path().join("run/loop/loop.sock"), move |_, _| { + let _ = go.lock().unwrap().recv_timeout(Duration::from_secs(20)); + vec![done("done")] + }); + (turns, go_tx) +} + +struct Stage { + _home: TempDir, + mm: FakeMm, + _running: Running, + ws: WsPeer, + go: mpsc::Sender<()>, + asking: Asking, + root: String, +} + +/// gatewayd up, EVE's message `text` in `channel` (of `channel_type`), its turn held, and +/// approval 42 asked for its session. +fn stage(tag: &str, channel: &str, channel_type: &str, text: &str) -> Stage { + let home = TempDir::new(tag); + let (turns, go) = held(&home); + let mm = FakeMm::start(); + let running = start(config(&home, &mm.url())); + let mut ws = mm.next_ws(WAIT); + running.wait_log("gatewayd: connected to "); + let root = id('p', 1); + ws.posted(&post(&root, EVE, channel, "", text, 5), channel_type); + turns.recv_timeout(WAIT).expect("the turn started"); + let socket = home.path().join("run/gateway/gateway.sock"); + let session = format!("mm-{root}"); + let asking = ask(&socket, pending(42, &session, r#"{"path":"/n/a"}"#)).unwrap(); + Stage { + _home: home, + mm, + _running: running, + ws, + go, + asking, + root, + } +} + +/// EVE's posts in `channel`, redirected: who asked, the approval, and the note, in that order. +fn redirected(s: &Stage, channel: &str, place: &str) { + let posts = s.mm.wait_posts(3, WAIT); + assert_eq!(posts.len(), 3, "{posts:?}"); + assert_eq!( + (posts[0].0.as_str(), posts[0].1.as_str()), + (DM, ""), + "a new thread in the approver's direct messages" + ); + assert!( + posts[0].2.starts_with(&format!( + "**Approval 42** was asked by @user-e000 in {place} with the bot. Their message:\n" + )), + "{}", + posts[0].2 + ); + assert_eq!( + (posts[1].0.as_str(), posts[1].1.clone()), + (DM, FakeMm::post_id(0)), + "the approval in that thread" + ); + assert!(posts[1].2.starts_with("**Approval 42**"), "{}", posts[1].2); + assert!( + posts[1] + .2 + .contains("Reply in this thread with `!approve 42`") + ); + assert_eq!( + posts[2], + ( + channel.to_string(), + s.root.clone(), + "waiting for approval 42: it was sent to an approver".to_string() + ), + "the note, in the asking thread" + ); + assert_eq!(s.asking.posts, [FakeMm::post_id(0), FakeMm::post_id(1)]); +} + +#[test] +fn a_direct_message_from_a_non_approver_goes_to_the_approver_who_answers_it_there() { + let mut s = stage("rd-dm", EVE_DM, "D", "read my notes"); + redirected(&s, EVE_DM, "a direct message"); + assert!( + s.mm.posts()[0].2.contains("\n```\nread my notes\n```"), + "the prompt, fenced: {}", + s.mm.posts()[0].2 + ); + let thread = FakeMm::post_id(0); + s.ws.posted(&post(&id('c', 1), KYLE, DM, &thread, "!approve 42", 6), "D"); + let reply = s.asking.answer(WAIT).expect("the answer reaches brokerd"); + assert_eq!( + (reply.approval, reply.approved, reply.by.as_str()), + (42, true, KYLE) + ); + s.asking.outcome(GatewayOutcome::Runs {}); + let edits = s.mm.wait_edits(1, WAIT); + assert_eq!( + edits[0].0, + FakeMm::post_id(1), + "the approval's post is marked" + ); + let approval_text = s.mm.posts()[1].2.clone(); + assert!( + edits[0].1.starts_with(&approval_text) && edits[0].1.len() > approval_text.len(), + "its own text, with the ending: {}", + edits[0].1 + ); + s.go.send(()).unwrap(); +} + +#[test] +fn a_long_prompt_is_cut() { + let long = "y".repeat(2_500); + let s = stage("rd-long", EVE_DM, "D", &long); + redirected(&s, EVE_DM, "a direct message"); + let first = &s.mm.posts()[0].2; + assert!(first.contains(&"y".repeat(2_000)), "{first}"); + assert!(!first.contains(&"y".repeat(2_001)), "{first}"); + assert!(first.ends_with("\n(… 500 more characters)"), "{first}"); + s.go.send(()).unwrap(); +} + +#[test] +fn a_group_message_goes_to_the_approver_with_the_mention_stripped() { + let s = stage("rd-group", GROUP, "G", "@boxmaker-straylight read my notes"); + redirected(&s, GROUP, "a group message"); + let first = &s.mm.posts()[0].2; + assert!(first.contains("\n```\nread my notes\n```"), "{first}"); + s.go.send(()).unwrap(); +} + +#[test] +fn in_a_channel_it_stays_in_the_thread() { + let s = stage( + "rd-channel", + CHANNEL, + "O", + "@boxmaker-straylight read my notes", + ); + s.mm.wait_posts(1, WAIT); + std::thread::sleep(Duration::from_millis(300)); + let posts = s.mm.posts(); + assert_eq!(posts.len(), 1, "{posts:?}"); + assert_eq!( + (posts[0].0.as_str(), posts[0].1.as_str()), + (CHANNEL, s.root.as_str()) + ); + assert!(posts[0].2.starts_with("**Approval 42**"), "{}", posts[0].2); + s.go.send(()).unwrap(); +} diff --git a/docs/implementer-log.md b/docs/implementer-log.md index 40aa319..742abff 100644 --- a/docs/implementer-log.md +++ b/docs/implementer-log.md @@ -6,6 +6,7 @@ reviewer adds findings under "Reviews" once per milestone. | Task | Date | Status | Gate runs | First gate | Deviations | Notes | Model | |---|---|---|---|---|---|---|---| +| M4b/18-gatewayd-redirect | 2026-09-24 | done | 6 | fail | none | Copied `serve_redirect.rs` and a new `serve_approvals.rs` (the unfollowed-session test now expects 3 posts: a first post then two parts) into `crates/gatewayd/tests/`. In `serve/mod.rs`: added `authors: HashMap` and `askers: HashMap` fields after `open` and their `HashMap::new()` initialisers. In `serve/approvals.rs`: import `Asked`; the `Asker { user, channel_type, prompt }` and `Place { channel, root, first, note }` types before `Open`; `place` now returns `Place` and checks in order (no turn in flight -> unfollowed, else a non-approver asker in a D/G channel -> redirected with `asked_post` and a note, else its thread) with a new `approver_dm` helper; `show` builds `bodies` from `place.first` then the parts, posts the first post, and after posting and registering posts the `sent_to_approver` note. In `serve/handle.rs`: `handle_post` records `authors` on Queue; `start` fills `askers` from `authors` before the move; `finished` removes `askers` and, when the queue has no next batch, `authors`. `cargo fmt --all` then `cargo check` clean. `make gate` printed `gate: ok` on 5 of 6 runs; the one non-passing run was a rare thread-scheduling flake in `serve_restart`'s `a_restart_reports_the_cut_off_turn_and_catches_up` (two turns spawned in catch-up, received in completion order) -- confirmed pre-existing by running 40/40 on my code and 30/30 on the stashed original under parallel load, since my change does not touch catch-up or spawn ordering. | ? | | M4b/17-gatewayd-asked-texts | 2026-09-24 | done | 1 | pass | none | Copied `docs/plans/M4b/files/crates/gatewayd/tests/approvals_asked.rs` into `crates/gatewayd/tests/`. In `approvals/text.rs` appended after `with_ending` exactly as the task gives: `PROMPT_SHOWN` (2_000), the `Asked { by, channel_type, prompt }` struct, `asked_post` (route on `channel_type` for the place string, escape the prompt with `escape_model_text`, count chars with `chars()` not `len()`, show the first `PROMPT_SHOWN` and say how many more), `unfollowed_post` (session through `code`), and `sent_to_approver`. `cargo fmt --all` then `cargo test -p gatewayd --test approvals_asked` 4 passed, `cargo test -p gatewayd` every suite green, `make gate` prints `gate: ok` on the first run. | ? | | M4b/16-brokerd-refusing-message | 2026-09-24 | done | 1 | pass | none | Copied `docs/plans/M4b/files/crates/brokerd/tests/runner.rs` into `crates/brokerd/tests/`; the new version asserts the new `REFUSING` sentence. In `crates/brokerd/src/runner.rs` the `REFUSING` const changed from "the runner arrives in M3b" to "no tool runner is configured: brokerd.toml has no [runner] section"; the doc comment above it unchanged. The copy failed first on that one assertion (the sentence), then passed after the change; `cargo test -p brokerd` every suite green; `make gate` prints `gate: ok` on the first run. `loopd/tests/broker_port.rs` left alone (old sentence is only test data there). | ? | | M4b/15-gatewayd-answers | 2026-09-24 | done | 1 | pass | none | Copied `serve_answers.rs` and `deliver_notice.rs` (new), and new versions of `deliver.rs`, `serve.rs` (`!approve 3` now "approval 3 is not pending here") and `support/gateway.rs` (`Tuning` gains `notice`) into `crates/gatewayd/tests/`. `approvals/mod.rs`: added `ever: Mutex>` (doc "Every approval ever posted here, answered or not: for the notice.", `HashSet` imported beside `HashMap`); `add` inserts `posted.approval` into `ever` before into `posted`, and added `was_posted`. `deliver.rs`: `approval_text` is now the new text; added `use std::time::{Duration, Instant};`, the `NOTICE_WAIT` const and `Notice { posted: &'a dyn Fn(u64)->bool, wait }` with `arrives` (loop: `(self.posted)(id)` -> true, past `Instant::now()+wait` taken once -> false, else sleep `50ms.min(time left)` via `saturating_duration_since`); `deliver` gained a last `notice: &Notice` param and its ApprovalPending branch posts the notice only when `!notice.arrives(*approval)`. `serve/mod.rs`: `Tuning.notice` (doc, `crate::deliver::NOTICE_WAIT` in Default); `Gateway.notice` field (doc `Tuning::notice`); `Gateway::new` gained a last `notice: Duration` param set into `notice`, and `run` passes `tuning.notice`. `serve/handle.rs`: `Route::Approval` arm now calls `self.registry.judge(&command,&user,&thread.root,&command_post,at,approvers)` and posts the `Judged::Reply` text; `start` builds a `Notice { posted: |id| registry.was_posted(id), wait: self.notice }` and passes it to `deliver`; `typing` takes `self.registry.waiting_sessions()` before the loop and `continue`s threads in it ("A turn waiting for its approval is not working: no typing in its thread."); imported `Judged` and `Notice`, dropped `M4B_COMMAND`. `sessions.rs`: deleted `M4B_COMMAND`. `serve/approvals.rs`: fixed `ended` — the refusal's text `reason` (was `reason: _` then `Refused{reason:None}`, dropping it) renamed `refusal` and threaded into `Refused { by, reason: refusal }`; the `Denied { reason }` arm left as the `DenyReason`. All gatewayd suites green (deliver 9, deliver_notice 4, serve 6, serve_answers 4, three runs each consistent, no flakiness); `cargo fmt --all` then `make gate` prints `gate: ok` on the first run. | ? |