feat: restore interactive Neovim card control

schemas/card-source.schema.json

@@ -867,7 +867,13 @@
             "source_git_blob": { "type": "string", "pattern": "^[0-9a-f]{40}$" },
             "repository_revision": { "type": "string", "pattern": "^[0-9a-f]{40}$" },
             "elf": { "type": "string", "minLength": 1 },
-            "hazard3_elf_sha256": { "type": "string", "pattern": "^[0-9a-f]{64}$" }
+            "hazard3_elf_sha256": { "type": "string", "pattern": "^[0-9a-f]{64}$" },
+            "hazard3_image": { "type": "string", "minLength": 1 },
+            "hazard3_image_sha256": { "type": "string", "pattern": "^[0-9a-f]{64}$" }
+          },
+          "dependentRequired": {
+            "hazard3_image": ["hazard3_image_sha256"],
+            "hazard3_image_sha256": ["hazard3_image"]
           },
           "additionalProperties": false
         },
@@ -952,6 +958,15 @@
           "type": "string",
           "minLength": 1
         },
+        "task": {
+          "type": "object",
+          "required": ["id", "label"],
+          "properties": {
+            "id": { "type": "string", "minLength": 1 },
+            "label": { "type": "string", "minLength": 1 }
+          },
+          "additionalProperties": false
+        },
         "block": {
           "type": "object",
           "required": ["id", "label"],