fix(ci): correct image digest separator

.wave/contracts/gap-analysis.schema.json

@@ -0,0 +1,37 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "title": "Gap Analysis",
+  "description": "Ontology vs. code comparison identifying implementation gaps",
+  "type": "object",
+  "required": ["ontology_version", "gaps", "coverage"],
+  "properties": {
+    "ontology_version": {
+      "type": "string"
+    },
+    "gaps": {
+      "type": "array",
+      "items": {
+        "type": "object",
+        "required": ["id", "type", "entity", "description", "severity"],
+        "properties": {
+          "id": { "type": "string", "pattern": "^GAP-[0-9]+$" },
+          "type": { "type": "string", "enum": ["missing_entity", "missing_relationship", "missing_invariant", "partial_implementation", "stale_code", "undocumented_behavior"] },
+          "entity": { "type": "string" },
+          "description": { "type": "string" },
+          "severity": { "type": "string", "enum": ["low", "medium", "high", "critical"] },
+          "code_locations": { "type": "array", "items": { "type": "string" } },
+          "recommendation": { "type": "string" }
+        }
+      }
+    },
+    "coverage": {
+      "type": "object",
+      "required": ["entities_covered", "entities_total", "percentage"],
+      "properties": {
+        "entities_covered": { "type": "integer", "minimum": 0 },
+        "entities_total": { "type": "integer", "minimum": 0 },
+        "percentage": { "type": "number", "minimum": 0, "maximum": 100 }
+      }
+    }
+  }
+}