Initial standalone memabra release

docs/examples/trajectory_success_memory.json

@@ -0,0 +1,66 @@
+{
+  "trajectory_id": "traj-success-memory-001",
+  "task": {
+    "task_id": "task-001",
+    "input": "Remember my preferred deployment region and use it next time.",
+    "channel": "telegram",
+    "created_at": "2026-04-14T13:02:00Z",
+    "user_id": "oza"
+  },
+  "context_snapshot": {
+    "conversation_summary": "User is defining a local agent memory project and references recurring preferences.",
+    "environment_summary": "No live tool call required.",
+    "recent_failures": []
+  },
+  "candidate_sets": {
+    "memory": [
+      {
+        "id": "mem-region-1",
+        "type": "memory",
+        "title": "Preferred deployment region",
+        "summary": "User prefers us-west-2 for deployments.",
+        "triggers": ["deployment", "region", "preference"],
+        "cost": 0.1,
+        "confidence": 0.93,
+        "success_rate": 0.88,
+        "freshness": 0.9,
+        "risk": 0.1,
+        "tags": ["preference", "deployment"],
+        "source": "user"
+      }
+    ],
+    "skill": [],
+    "tool": []
+  },
+  "decisions": [
+    {
+      "step": 1,
+      "decision_type": "inject_memory",
+      "selected_ids": ["mem-region-1"],
+      "rejected_ids": [],
+      "rationale": "User request depends on a stable preference, so memory injection is the lowest-cost correct route.",
+      "estimated_cost": 0.1
+    }
+  ],
+  "events": [],
+  "outcome": {
+    "status": "success",
+    "steps": 1,
+    "latency_ms": 350,
+    "user_corrections": 0,
+    "tool_errors": 0,
+    "notes": "Correctly identified preference storage request without unnecessary tools."
+  },
+  "reward": {
+    "total": 1.72,
+    "components": {
+      "task_success": 1.0,
+      "retrieval_hit": 0.45,
+      "tool_error": 0.0,
+      "user_correction": 0.0,
+      "latency": 0.03,
+      "context_cost": 0.05,
+      "useful_reuse": 0.35
+    }
+  }
+}