Implement PMEM-WP-0016 ops-warden cross-runtime memory contracts.

Add ops-warden coordination profile, session event schemas, activation helpers,
adapter pack, evaluation scenarios, and contract documentation for shared memory
across worker, agent session, and operator CLI surfaces.

tests/fixtures/ops-warden-coordination-profile.json

@@ -0,0 +1,46 @@
+{
+  "schema_version": "markitect.memory.profile.v1",
+  "id": "ops-warden-coordination",
+  "title": "Ops-Warden Coordination Memory",
+  "intent": "Retain routing, coordination, escalation, and pilot-feedback episodes across worker, agent session, and operator CLI runtimes.",
+  "memory_kinds": ["reasoning", "conversation", "knowledge", "package"],
+  "stores": {
+    "reasoning": "local-graph-store",
+    "conversation": "local-event-log",
+    "knowledge": "local-graph-store",
+    "package": "markitect-context-package"
+  },
+  "limits": {
+    "reasoning": {"max_nodes": 200},
+    "conversation": {"max_nodes": 100},
+    "package": {"max_items": 8}
+  },
+  "retention": {
+    "conversation": {"stale_after_days": 14, "delete_after_days": 90}
+  },
+  "refresh": {
+    "trigger": "routing-catalog-or-playbook-change"
+  },
+  "compaction": {
+    "strategy": "summarize-coordination-thread-after-review"
+  },
+  "activation": {
+    "max_items": 8,
+    "max_tokens": 2000
+  },
+  "policy": {
+    "required_labels": ["coordination-local"],
+    "durable_writes": "review-gated",
+    "secrets_allowed": false
+  },
+  "observability": {
+    "emit_events": true
+  },
+  "failure": {
+    "missing_runtime_store": "degrade-to-dry-run"
+  },
+  "metadata": {
+    "rigid_import_only": ["charter", "action_allowlist"],
+    "runtime_modes": ["warden.worker", "warden.operator", "warden.agent.*"]
+  }
+}