diff --git a/.gitea/workflows/acceptance.yml b/.gitea/workflows/acceptance.yml
index b22117d4..00f1fcd9 100644
--- a/.gitea/workflows/acceptance.yml
+++ b/.gitea/workflows/acceptance.yml
@@ -21,6 +21,7 @@ on:
 # (starshipos-vps) has capacity 1, so every job of every workflow waits its turn in Gitea's queue
 # and none is cancelled; a runner-image rebuild still blocks the rest (2026-11-07). A shared
 # concurrency group kept only one waiting run, and each run that joined cancelled it.
+# The capacity is explicit in the runner's config.yaml: runner.capacity: 1 (FABRIC-3, 2026-11-11).
 
 jobs:
   acceptance:
diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 3cdb4db4..73a01f4f 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -17,6 +17,7 @@ on:
 # (starshipos-vps) has capacity 1, so every job of every workflow waits its turn in Gitea's queue
 # and none is cancelled; a runner-image rebuild still blocks the rest (2026-11-07). A shared
 # concurrency group kept only one waiting run, and each run that joined cancelled it.
+# The capacity is explicit in the runner's config.yaml: runner.capacity: 1 (FABRIC-3, 2026-11-11).
 
 jobs:
   image:
diff --git a/.gitea/workflows/nightly-docs.yml b/.gitea/workflows/nightly-docs.yml
index 09882ace..bbb49181 100644
--- a/.gitea/workflows/nightly-docs.yml
+++ b/.gitea/workflows/nightly-docs.yml
@@ -18,6 +18,7 @@ on:
 # (starshipos-vps) has capacity 1, so every job of every workflow waits its turn in Gitea's queue
 # and none is cancelled; a runner-image rebuild still blocks the rest (2026-11-07). A shared
 # concurrency group kept only one waiting run, and each run that joined cancelled it.
+# The capacity is explicit in the runner's config.yaml: runner.capacity: 1 (FABRIC-3, 2026-11-11).
 
 jobs:
   docs:
diff --git a/.gitea/workflows/nightly.yml b/.gitea/workflows/nightly.yml
index 5d04132a..b950a66f 100644
--- a/.gitea/workflows/nightly.yml
+++ b/.gitea/workflows/nightly.yml
@@ -24,6 +24,7 @@ on:
 # (starshipos-vps) has capacity 1, so every job of every workflow waits its turn in Gitea's queue
 # and none is cancelled; a runner-image rebuild still blocks the rest (2026-11-07). A shared
 # concurrency group kept only one waiting run, and each run that joined cancelled it.
+# The capacity is explicit in the runner's config.yaml: runner.capacity: 1 (FABRIC-3, 2026-11-11).
 
 jobs:
   nightly:
diff --git a/.gitea/workflows/release.yml b/.gitea/workflows/release.yml
index 4859ecc3..84dfe6f3 100644
--- a/.gitea/workflows/release.yml
+++ b/.gitea/workflows/release.yml
@@ -22,6 +22,7 @@ on:
 # (starshipos-vps) has capacity 1, so every job of every workflow waits its turn in Gitea's queue
 # and none is cancelled; a runner-image rebuild still blocks the rest (2026-11-07). A shared
 # concurrency group kept only one waiting run, and each run that joined cancelled it.
+# The capacity is explicit in the runner's config.yaml: runner.capacity: 1 (FABRIC-3, 2026-11-11).
 
 jobs:
   release:
diff --git a/.gitea/workflows/runner-image.yml b/.gitea/workflows/runner-image.yml
index 53e59bbc..af3fb3ee 100644
--- a/.gitea/workflows/runner-image.yml
+++ b/.gitea/workflows/runner-image.yml
@@ -21,6 +21,7 @@ on:
 # (starshipos-vps) has capacity 1, so every job of every workflow waits its turn in Gitea's queue
 # and none is cancelled; a runner-image rebuild still blocks the rest (2026-11-07). A shared
 # concurrency group kept only one waiting run, and each run that joined cancelled it.
+# The capacity is explicit in the runner's config.yaml: runner.capacity: 1 (FABRIC-3, 2026-11-11).
 
 jobs:
   image: