From 352623b2a9acfd412071aa45ee0e3c3e5b7012a4 Mon Sep 17 00:00:00 2001
From: Pigbibi <20649888+Pigbibi@users.noreply.github.com>
Date: Fri, 3 Jul 2026 16:39:51 +0800
Subject: [PATCH] chore: add qsl compat metadata and compatibility tests

Co-Authored-By: Codex <noreply@openai.com>
---
 qsl.toml                   |  9 +++++++++
 tests/test_qsl_metadata.py | 20 ++++++++++++++++++++
 2 files changed, 29 insertions(+)
 create mode 100644 qsl.toml
 create mode 100644 tests/test_qsl_metadata.py

diff --git a/qsl.toml b/qsl.toml
new file mode 100644
index 0000000..14343df
--- /dev/null
+++ b/qsl.toml
@@ -0,0 +1,9 @@
+[qsl]
+repo = "ResearchSignalContextPipelines"
+tier = "research"
+ring = 2
+allow_legacy = false
+snapshot_contract = "docs/architecture.md"
+
+[qsl.compat]
+bundle = "2026.07.0"
diff --git a/tests/test_qsl_metadata.py b/tests/test_qsl_metadata.py
new file mode 100644
index 0000000..26423a4
--- /dev/null
+++ b/tests/test_qsl_metadata.py
@@ -0,0 +1,20 @@
+"""Minimal QSL compat metadata smoke tests."""
+
+from __future__ import annotations
+
+from pathlib import Path
+import tomllib
+
+
+def test_qsl_metadata_has_compat_bundle() -> None:
+    path = Path(__file__).resolve().parents[1] / "qsl.toml"
+    with path.open("rb") as f:
+        data = tomllib.load(f)
+
+    qsl = data["qsl"]
+    assert qsl["tier"] == "research"
+    assert qsl["ring"] == 2
+    assert qsl.get("repo") == "ResearchSignalContextPipelines"
+    compat = qsl["compat"]
+    assert compat["bundle"] == "2026.07.0"
+    assert qsl.get("snapshot_contract") == "docs/architecture.md"