fix(moq-mux): one TS re-anchor shift per program

quest/m1/3489-ts-import-stream-liveness.md

@@ -35,7 +35,7 @@ audio half is visible, late, through #3372's resync line.
   `PID_error` check, and leave the catalog `stalled` bit alone: the importer
   already sets it for a quiet video PID (`Stream::tick` after each decode
   batch, #3630). These counters add no timeout; anything that must bound a
-  wait on a silent PID (the shared-shift quest) brings its own.
+  wait on a silent PID brings its own, as the TS re-anchor hold does on the PCR.
 - Tests with the issue's stimulus shape: suppress one PID's PES while keeping
   its PCR and continuity legal, assert the row's count stops and the gap
   grows; audio and SCTE-35 arms.

quest/m1/README.md

@@ -59,7 +59,6 @@ transport, benchmark tooling); worktrees isolate commits, not semantics.
 - [Full codec string](/quest/m1/publish-codec-string.md) - browser-published video carries the encoder's full RFC 6381 codec string, so native players decode it
 - [TS program selection](/quest/m1/ts-programs.md) - `import ts` refuses a multi-program stream unless `--program <n|all>` picks one or publishes each
 - [TS export jitter](/quest/m1/ts-export-jitter.md) - the video reorder bound follows later catalogs and the declared reorder depth, so a late B-frame never reorders TS output; an undeclared stream can reorder once per new maximum depth
-- [TS import shared shift](/quest/m1/ts-import-shared-shift.md) - unflagged loop wraps move audio and video by one shift, so A/V sync holds across wraps
 - [ffmpeg muxdelay](/quest/m1/ts-publish-muxdelay.md) - the documented MPEG-TS publish line adds `-muxdelay 0`, so quiet audio is not clumped
 - [Same-hop importers](/quest/m1/hop-aligned-import.md) - importers sharing a `--hop` and fed one stream publish identical groups and timestamps, so failover survives
 - [PipeWire duplicate cameras](/quest/m1/pipewire-dup-cameras.md) - a webcam lists once with PipeWire enabled

quest/m1/hop-aligned-import.md

@@ -41,5 +41,4 @@ survives the standby joining and the incumbent stopping.
 ## Related
 
 - [Redundant ingest](/quest/m2/redundant-ingest.md) - splicing across first hops and two encoders, which this does not attempt
-- [TS import shared shift](/quest/m1/ts-import-shared-shift.md) - the TS re-anchor shift that must stay input-derived
 - [Broadcast epochs](/quest/m1/broadcast-epoch/README.md) - a redundant pair shares one epoch

quest/m1/remove-live.md

@@ -36,6 +36,9 @@ the opposite: every gateway opting into `live()`):
   crate-private `clock::Anchor`, and `SourceMap` if nothing else uses it.
   fMP4 passthrough stops rewriting `tfdt`. A published `moq-mux` API break,
   so this targets `dev`.
+- The TS importer's re-anchor shift for unflagged loop wraps is not that
+  anchor: it is shared by the program, bounded on the PCR, and must stay
+  input-derived.
 
 Tests: per importer, a source starting at a large PTS publishes that PTS and
 a catalog clock that maps it to near the arrival time; a rewind ends the
@@ -47,4 +50,3 @@ replace `ts_import_publishes_on_the_broadcast_clock` in moq-cli.
 
 - [Broadcast epochs](/quest/m1/broadcast-epoch/README.md) - the new epoch an encoder restart becomes
 - [Catalog wall clock](/quest/m1/catalog-wall-clock.md) - the PTS-to-wall conversion this relies on, at full precision
-- [TS import shared shift](/quest/m1/ts-import-shared-shift.md) - the TS re-anchor shift that must stay input-derived

quest/m1/ts-programs.md

@@ -31,7 +31,3 @@ clock; `--program all` publishes both broadcasts, each timed correctly. Update
 ## Closes
 
 - [#4353](https://github.com/moq-dev/moq/issues/4353) - close this issue when the quest finishes
-
-## Related
-
-- [TS import shared shift](/quest/m1/ts-import-shared-shift.md) - its per-program shift assumes the single program this settles