feat(api): Implement Console Export Client and Models

- Added ConsoleExportClient for managing export requests and responses.
- Introduced ConsoleExportRequest and ConsoleExportResponse models.
- Implemented methods for creating and retrieving exports with appropriate headers.

feat(crypto): Add Software SM2/SM3 Cryptography Provider

- Implemented SmSoftCryptoProvider for software-only SM2/SM3 cryptography.
- Added support for signing and verification using SM2 algorithm.
- Included hashing functionality with SM3 algorithm.
- Configured options for loading keys from files and environment gate checks.

test(crypto): Add unit tests for SmSoftCryptoProvider

- Created comprehensive tests for signing, verifying, and hashing functionalities.
- Ensured correct behavior for key management and error handling.

feat(api): Enhance Console Export Models

- Expanded ConsoleExport models to include detailed status and event types.
- Added support for various export formats and notification options.

test(time): Implement TimeAnchorPolicyService tests

- Developed tests for TimeAnchorPolicyService to validate time anchors.
- Covered scenarios for anchor validation, drift calculation, and policy enforcement.

docs/api/graph/samples/overlay-sample.json

@@ -0,0 +1,75 @@
+{
+  "version": "2025-12-06",
+  "tenantId": "tenant-default",
+  "tile": {
+    "id": "graph-tile::asset::sha256:abc123::z8/x12/y5",
+    "bbox": {
+      "minX": -122.41,
+      "minY": 37.77,
+      "maxX": -122.38,
+      "maxY": 37.79
+    },
+    "zoom": 8,
+    "etag": "c0ffee-overlay-etag"
+  },
+  "nodes": [
+    {
+      "id": "asset:registry.local/library/app@sha256:abc123",
+      "kind": "asset",
+      "label": "app:1.2.3",
+      "severity": "high",
+      "reachability": "reachable",
+      "aoc": { "summary": "pass", "lastVerified": "2025-12-05T10:11:12Z" },
+      "attributes": {
+        "purl": "pkg:docker/app@sha256:abc123",
+        "componentCount": 42
+      }
+    },
+    {
+      "id": "component:pkg:npm/jsonwebtoken@9.0.2",
+      "kind": "component",
+      "label": "jsonwebtoken@9.0.2",
+      "severity": "high",
+      "reachability": "reachable"
+    }
+  ],
+  "edges": [
+    {
+      "id": "edge-1",
+      "source": "asset:registry.local/library/app@sha256:abc123",
+      "target": "component:pkg:npm/jsonwebtoken@9.0.2",
+      "type": "depends_on",
+      "weight": 0.87
+    }
+  ],
+  "overlays": {
+    "policy": [
+      {
+        "nodeId": "component:pkg:npm/jsonwebtoken@9.0.2",
+        "badge": "fail",
+        "policyId": "policy://tenant-default/runtime-hardening",
+        "verdictAt": "2025-12-05T09:00:00Z"
+      }
+    ],
+    "vex": [
+      {
+        "nodeId": "component:pkg:npm/jsonwebtoken@9.0.2",
+        "state": "under_investigation",
+        "statementId": "vex:tenant-default:jwt:2025-12-05",
+        "lastUpdated": "2025-12-05T09:10:00Z"
+      }
+    ],
+    "aoc": [
+      {
+        "nodeId": "asset:registry.local/library/app@sha256:abc123",
+        "status": "pass",
+        "lastVerified": "2025-12-05T10:11:12Z"
+      }
+    ]
+  },
+  "telemetry": {
+    "generationMs": 120,
+    "cache": "hit",
+    "samples": 3
+  }
+}