Pin SparkQwen maintenance image for TP2 sidecars

backends/atlas-sparkqwen/pins.json

@@ -1,22 +1,22 @@
 {
   "manifestVersion": 1,
   "status": "final",
-  "note": "Single pin manifest for the Atlas SparkQwen RC16 lane. Source, install tree, tag and model identities are final. image.reference is the GHCR manifest digest of ghcr.io/enntity/atlas-sparkqwen:e7268337a5c8, also used as the recipe's bootstrap image. The normal install path addresses image.reference; the tag is source-build metadata (the first 12 characters of the git tree of install/ at the pinned revision) and the install-tree label is a contents check. A tag or label alone is never the artifact identity.",
+  "note": "Single pin manifest for the Atlas SparkQwen RC16 lane. Source, install tree, tag and model identities are final. image.reference is the GHCR manifest digest of ghcr.io/enntity/atlas-sparkqwen:b151fbe840a1, also used as the recipe's bootstrap image. The normal install path addresses image.reference; the tag is source-build metadata (the first 12 characters of the git tree of install/ at the pinned revision) and the install-tree label is a contents check. A tag or label alone is never the artifact identity.",
   "source": {
     "repo": "Enntity/sparkqwen",
-    "revision": "0cf2436de5211b41edf4d92071180c75cec31dd8",
-    "installTree": "e7268337a5c8e77c874c7cb7be689f80a79946a5",
+    "revision": "2e8e6dda78fa12848d9a48722332f6aff39b860f",
+    "installTree": "b151fbe840a15b735f08026c2bf521edac9ce96e",
     "cloneUrl": "https://github.com/Enntity/sparkqwen.git",
     "buildScript": "install/build.sh"
   },
   "engine": {
     "repo": "Enntity/atlas",
-    "branch": "sparkqwen/atlas-20261010-rc16",
-    "commit": "1c43247d93ca050f02cb67b0603e88edfe3d92a5"
+    "branch": "sparkqwen/atlas-20261013-sidecars",
+    "commit": "84e7c734bbb70850bd2f65b0bf9e68ab8f8bac22"
   },
   "image": {
-    "reference": "ghcr.io/enntity/atlas-sparkqwen@sha256:63fcc9f8f87a3963aba91f0a5dbf2c1cf5efa1d809c4ab1b52bd5853979e73ed",
-    "tag": "ghcr.io/enntity/atlas-sparkqwen:e7268337a5c8",
+    "reference": "ghcr.io/enntity/atlas-sparkqwen@sha256:ea6a2df03adfc8802a1baf6ab1d4b55c69dd76588f36bfd5d189781500e75830",
+    "tag": "ghcr.io/enntity/atlas-sparkqwen:b151fbe840a1",
     "label": "io.enntity.sparkqwen.install-tree",
     "entrypoint": "/opt/atlas/serve.py",
     "profilePath": "/opt/atlas/profiles/8x262k.json",

docs/recipes.md

@@ -563,7 +563,7 @@ interface and backend address when refreshing discovery.
 ## Atlas SparkQwen RC16
 
 `linux-nvidia-dgx-spark-2x-qwen38-flash-next-atlas` runs the Atlas SparkQwen
-RC16 engine (Enntity/atlas `sparkqwen/atlas-20261010-rc16` @ `1c43247d`) on two
+RC16 engine (Enntity/atlas `sparkqwen/atlas-20261013-sidecars` @ `84e7c734`) on two
 directly connected DGX Sparks, serving the unmodified
 `nvidia/Qwen3.8-Flash-Next-NVFP4` checkpoint at revision
 `fc694b54fb0174e0913e6adf86691ef85a4ead47` as `qwen3.8-flash-next-atlas`. There
@@ -586,7 +586,7 @@ Do not raise the host memory safety limit to make an oversized cache fit.
 
 The recipe is additive (no default model, no aliases, `keepWarm` false). Pins
 live in `backends/atlas-sparkqwen/pins.json` (source `Enntity/sparkqwen`
-`0cf2436d`, install tree `e7268337a5c8`). The GHCR manifest digest is pinned in the same manifest.
+`2e8e6dda`, install tree `b151fbe840a1`). The GHCR manifest digest is pinned in the same manifest.
 `node backends/atlas-sparkqwen/verify-pins.mjs`, setup step
 `verify-atlas-pins` and `install.sh` reject missing or placeholder identities. The
 installer only pulls that digest and verifies the image's arm64 architecture,

recipes/linux-nvidia-dgx-spark-2x-qwen38-flash-next-atlas.json

@@ -14,16 +14,16 @@
   "provenance": {
     "createdBy": "lloom",
     "generatedBy": "manual-curated",
-    "source": "SparkQwen RC16: Enntity/sparkqwen 0cf2436de5211b41edf4d92071180c75cec31dd8 (install tree e7268337a5c8e77c874c7cb7be689f80a79946a5), engine Enntity/atlas sparkqwen/atlas-20261010-rc16 @ 1c43247d (AGPL-3.0-only, recorded in the image's /opt/atlas/source-manifest.json). The image is ghcr.io/enntity/atlas-sparkqwen:e7268337a5c8, addressed by its GHCR manifest digest in pins.json. The engine argument vector ships inside the image as /opt/atlas/profiles/8x262k.json, selected with SPARKQWEN_PROFILE=8x262k: eight sequences of up to 262144 tokens, BF16 KV (about 3.19M pool tokens at the profile's 0.88 GPU memory utilization), prefix caching, MTP speculation (up to 7 drafts), content-loop steering. Model nvidia/Qwen3.8-Flash-Next-NVFP4 revision fc694b54fb0174e0913e6adf86691ef85a4ead47."
+    "source": "SparkQwen RC16 maintenance: Enntity/sparkqwen 2e8e6dda78fa12848d9a48722332f6aff39b860f (install tree b151fbe840a15b735f08026c2bf521edac9ce96e), engine Enntity/atlas sparkqwen/atlas-20261013-sidecars @ 84e7c734 (AGPL-3.0-only, recorded in the image's /opt/atlas/source-manifest.json). The image is ghcr.io/enntity/atlas-sparkqwen:b151fbe840a1, addressed by its GHCR manifest digest in pins.json. The engine argument vector ships inside the image as /opt/atlas/profiles/8x262k.json, selected with SPARKQWEN_PROFILE=8x262k: eight sequences of up to 262144 tokens, BF16 KV (about 3.19M pool tokens at the profile's 0.88 GPU memory utilization), prefix caching, MTP speculation (up to 7 drafts), content-loop steering. Model nvidia/Qwen3.8-Flash-Next-NVFP4 revision fc694b54fb0174e0913e6adf86691ef85a4ead47."
   },
   "links": [
     {
       "rel": "upstream",
-      "href": "https://github.com/Enntity/sparkqwen/tree/0cf2436de5211b41edf4d92071180c75cec31dd8"
+      "href": "https://github.com/Enntity/sparkqwen/tree/2e8e6dda78fa12848d9a48722332f6aff39b860f"
     },
     {
       "rel": "engine",
-      "href": "https://github.com/Enntity/atlas/tree/1c43247d93ca050f02cb67b0603e88edfe3d92a5"
+      "href": "https://github.com/Enntity/atlas/tree/84e7c734bbb70850bd2f65b0bf9e68ab8f8bac22"
     },
     {
       "rel": "engine-upstream",
@@ -219,7 +219,7 @@
                 "warmup": false,
                 "bootstrap": {
                   "adapter": "docker",
-                  "image": "ghcr.io/enntity/atlas-sparkqwen@sha256:63fcc9f8f87a3963aba91f0a5dbf2c1cf5efa1d809c4ab1b52bd5853979e73ed",
+                  "image": "ghcr.io/enntity/atlas-sparkqwen@sha256:ea6a2df03adfc8802a1baf6ab1d4b55c69dd76588f36bfd5d189781500e75830",
                   "pull": false,
                   "pullTimeoutMs": 3600000,
                   "createArgs": [
@@ -320,7 +320,7 @@
                 },
                 "bootstrap": {
                   "adapter": "docker",
-                  "image": "ghcr.io/enntity/atlas-sparkqwen@sha256:63fcc9f8f87a3963aba91f0a5dbf2c1cf5efa1d809c4ab1b52bd5853979e73ed",
+                  "image": "ghcr.io/enntity/atlas-sparkqwen@sha256:ea6a2df03adfc8802a1baf6ab1d4b55c69dd76588f36bfd5d189781500e75830",
                   "pull": false,
                   "pullTimeoutMs": 3600000,
                   "createArgs": [

test/atlas-sparkqwen-recipe.test.mjs

@@ -323,10 +323,10 @@ assert.throws(() => materialize(missingFabric), /cluster\.nodes\[ennspark04\]\.f
 
 // ---- pins: final identities, pending digest, fail-closed gate ---------------
 assert.equal(pins.source.repo, 'Enntity/sparkqwen');
-assert.equal(pins.source.revision, '0cf2436de5211b41edf4d92071180c75cec31dd8');
-assert.equal(pins.source.installTree, 'e7268337a5c8e77c874c7cb7be689f80a79946a5');
-assert.equal(pins.engine.commit, '1c43247d93ca050f02cb67b0603e88edfe3d92a5');
-assert.equal(pins.image.tag, 'ghcr.io/enntity/atlas-sparkqwen:e7268337a5c8');
+assert.equal(pins.source.revision, '2e8e6dda78fa12848d9a48722332f6aff39b860f');
+assert.equal(pins.source.installTree, 'b151fbe840a15b735f08026c2bf521edac9ce96e');
+assert.equal(pins.engine.commit, '84e7c734bbb70850bd2f65b0bf9e68ab8f8bac22');
+assert.equal(pins.image.tag, 'ghcr.io/enntity/atlas-sparkqwen:b151fbe840a1');
 assert.equal(pins.image.tag, imageTagFor(pins));
 assert.equal(pins.image.label, 'io.enntity.sparkqwen.install-tree');
 assert.equal(pins.image.profilePath, '/opt/atlas/profiles/8x262k.json');
@@ -357,7 +357,7 @@ const variant = (mutate) => {
 for (const [label, mutate] of [
   ['draft status', (m) => (m.status = 'draft')],
   ['branch as revision', (m) => (m.source.revision = 'main')],
-  ['short engine commit', (m) => (m.engine.commit = '1c43247d')],
+  ['short engine commit', (m) => (m.engine.commit = '84e7c734')],
   ['shell in profile path', (m) => (m.image.profilePath = "/opt/atlas/x' ; rm -rf / ; '")],
   ['short install tree', (m) => (m.source.installTree = m.source.installTree.slice(0, 12))],
   ['tag not derived from tree', (m) => (m.image.tag = `${IMAGE_REPOSITORY}:latest`)],