Implement ops inventory probe evidence slice

tests/test_sync_activity_definitions.py

@@ -1,5 +1,6 @@
 import uuid
 
+from activity_core.definition_parser import scan_and_parse
 from activity_core.models import ActivityDefinition
 from activity_core.sync_activity_definitions import _definition_uuid
 
@@ -41,3 +42,56 @@ def test_activity_definition_accepts_adr_style_context_source_without_name() ->
     )
 
     assert defn.context_sources[0].name == ""
+
+
+def test_scan_and_parse_reads_external_activity_definition_dirs(
+    tmp_path,
+    monkeypatch,
+) -> None:
+    repo_root = tmp_path / "activity-core"
+    external_root = tmp_path / "the-custodian"
+    definitions_dir = external_root / "activity-definitions"
+    repo_root.mkdir()
+    definitions_dir.mkdir(parents=True)
+    (definitions_dir / "ops-service-inventory-probes.md").write_text(
+        """---
+id: "40d15a87-7ff6-4d8e-992c-37df15f95110"
+name: "Ops Service Inventory Probes"
+enabled: false
+owner: custodian
+governance: custodian
+status: proposed
+trigger:
+  type: cron
+  cron_expression: "15 * * * *"
+  timezone: Europe/Berlin
+  misfire_policy: skip
+context_sources:
+  - type: ops-inventory
+    query: probe_services
+    bind_to: context.ops_probe
+    params:
+      inventory_path: /tmp/service-inventory.yml
+      evidence_sinks:
+        - type: state-hub-progress
+          event_type: ops_inventory_probe
+---
+
+# Ops Service Inventory Probes
+""",
+        encoding="utf-8",
+    )
+
+    monkeypatch.chdir(repo_root)
+    monkeypatch.setenv("ACTIVITY_DEFINITION_DIRS", str(external_root))
+
+    definitions = scan_and_parse()
+
+    assert len(definitions) == 1
+    definition = definitions[0]
+    assert definition.name == "Ops Service Inventory Probes"
+    assert definition.enabled is False
+    assert definition.context_sources[0]["type"] == "ops-inventory"
+    assert definition.context_sources[0]["params"]["evidence_sinks"][0]["type"] == (
+        "state-hub-progress"
+    )