feat(agent-reflection): durable kernel — reflection.v1 capture + risk-floor + Phase-0 (#545)

packages/macp/src/schemas/reflection.v1.schema.json

@@ -0,0 +1,105 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://mosaicstack.dev/schemas/reflection/reflection.v1.schema.json",
+  "title": "Agent Reflection (v1)",
+  "description": "End-of-run reflection sidecar. Mechanical fields are written by the Stop hook; self-reported fields are merged from an optional agent-supplied input and are null when absent (provenance.degraded=true).",
+  "type": "object",
+  "required": [
+    "schema",
+    "task_ref",
+    "agent",
+    "session_id",
+    "timestamp",
+    "repo",
+    "risk",
+    "files_changed",
+    "provenance"
+  ],
+  "properties": {
+    "schema": {
+      "const": "reflection.v1"
+    },
+    "task_ref": {
+      "type": "string",
+      "description": "Canonical task ref; derived from REFLECTION_TASK_REF or repo+branch."
+    },
+    "agent": {
+      "type": "string",
+      "description": "Persona/runtime id (REFLECTION_AGENT or 'unknown')."
+    },
+    "session_id": {
+      "type": "string",
+      "description": "From the Stop payload session_id, else 'unknown'."
+    },
+    "timestamp": {
+      "type": "string",
+      "format": "date-time",
+      "description": "ISO-8601 UTC capture time."
+    },
+    "repo": {
+      "type": "string",
+      "description": "Repo root basename."
+    },
+    "confidence": {
+      "type": ["number", "null"],
+      "minimum": 0,
+      "maximum": 1,
+      "description": "SELF-REPORTED. Agent's overall confidence; null when not supplied."
+    },
+    "most_likely_wrong": {
+      "type": ["object", "null"],
+      "description": "SELF-REPORTED. The single most-likely way the work is wrong.",
+      "required": ["surface", "description"],
+      "properties": {
+        "surface": { "$ref": "#/$defs/surface" },
+        "description": { "type": "string" }
+      },
+      "additionalProperties": false
+    },
+    "known_not_in_diff": {
+      "type": ["string", "null"],
+      "description": "SELF-REPORTED. What the agent knows that isn't visible in the diff."
+    },
+    "risk": {
+      "type": "object",
+      "description": "MECHANICAL. Output of the diff risk-floor.",
+      "required": ["needs_review", "score", "surface", "reason"],
+      "properties": {
+        "needs_review": { "type": "boolean" },
+        "score": { "type": "number", "minimum": 0, "maximum": 1 },
+        "surface": { "$ref": "#/$defs/surface" },
+        "reason": { "type": "string" }
+      },
+      "additionalProperties": false
+    },
+    "files_changed": {
+      "type": "array",
+      "items": { "type": "string" },
+      "description": "MECHANICAL. git diff name-only."
+    },
+    "provenance": {
+      "type": "object",
+      "required": ["source", "reflection_attempt", "degraded", "reflection_mode"],
+      "properties": {
+        "source": { "const": "stop-hook" },
+        "reflection_attempt": { "type": "integer", "minimum": 1 },
+        "degraded": {
+          "type": "boolean",
+          "description": "True when self-report inputs were missing/unreadable."
+        },
+        "reflection_mode": {
+          "type": "string",
+          "enum": ["off", "solo", "orchestrated"]
+        }
+      },
+      "additionalProperties": false
+    }
+  },
+  "additionalProperties": false,
+  "$defs": {
+    "surface": {
+      "type": "string",
+      "enum": ["auth", "data", "infra", "build", "ui", "test", "docs", "none"]
+    }
+  }
+}