context loading, path resolution, form state, dynamic rules, and provider-neutral assessment runner/cache boundary

examples/runtime/business-letter.context.yaml

@@ -0,0 +1,19 @@
+metadata:
+  case_id: letter-ada-001
+schema:
+  type: object
+  required: [recipient, sender]
+  properties:
+    recipient:
+      type: object
+      required: [name]
+    sender:
+      type: object
+      required: [name, email]
+context:
+  recipient:
+    name: Ada Lovelace
+    relationship: research collaborator
+  sender:
+    name: Markitect Team
+    email: hello@example.com