Add Ethereum erc1155 and erc721 Schema (SchemaStore#5513)

* Add Ethereum erc721 and erc1155 JSONSchema reference

* Remove additionalProperties from Ethereum schemas

The `additionalProperties` keyword defaults to `true` in JSON Schema,
making these explicit declarations redundant.

Author: Freezystem

src/api/json/catalog.json

@@ -9576,6 +9576,16 @@
       "versions": {
         "1.0": "https://schema.agentcore.aws.dev/v1/agentcore.json"
       }
+    },
+    {
+      "name": "Ethereum ERC721",
+      "description": "ERC-721 Non-Fungible Token Standard",
+      "url": "https://www.schemastore.org/ethereum-erc721.json"
+    },
+    {
+      "name": "Ethereum ERC1155",
+      "description": "ERC-1155 Multi Token Standard",
+      "url": "https://www.schemastore.org/ethereum-erc1155.json"
     }
   ]
 }

src/schemas/json/ethereum-erc1155.json

@@ -0,0 +1,46 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$id": "https://json.schemastore.org/ethereum-erc1155.json",
+  "title": "ERC1155 Metadata",
+  "type": "object",
+  "properties": {
+    "name": {
+      "type": "string",
+      "description": "Identifies the asset to which this token represents"
+    },
+    "decimals": {
+      "type": "integer",
+      "description": "The number of decimal places that the token amount should display - e.g. 18, means to divide the token amount by 1000000000000000000 to get its user representation."
+    },
+    "description": {
+      "type": "string",
+      "description": "Describes the asset to which this token represents"
+    },
+    "image": {
+      "type": "string",
+      "description": "A URI pointing to a resource with mime type image/* representing the asset to which this token represents. Consider making any images at a width between 320 and 1080 pixels and aspect ratio between 1.91:1 and 4:5 inclusive."
+    },
+    "properties": {
+      "type": "object",
+      "description": "Arbitrary properties. Values may be strings, numbers, object or arrays."
+    },
+    "localization": {
+      "type": "object",
+      "required": ["uri", "default", "locales"],
+      "properties": {
+        "uri": {
+          "type": "string",
+          "description": "The URI pattern to fetch localized data from. This URI should contain the substring `{locale}` which will be replaced with the appropriate locale value before sending the request."
+        },
+        "default": {
+          "type": "string",
+          "description": "The locale of the default data within the base JSON"
+        },
+        "locales": {
+          "type": "array",
+          "description": "The list of locales for which data is available. These locales should conform to those defined in the Unicode Common Locale Data Repository (http://cldr.unicode.org/)."
+        }
+      }
+    }
+  }
+}

src/schemas/json/ethereum-erc721.json

@@ -0,0 +1,20 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$id": "https://json.schemastore.org/ethereum-erc721.json",
+  "title": "ERC721 Metadata",
+  "type": "object",
+  "properties": {
+    "name": {
+      "type": "string",
+      "description": "Identifies the asset to which this NFT represents"
+    },
+    "description": {
+      "type": "string",
+      "description": "Describes the asset to which this NFT represents"
+    },
+    "image": {
+      "type": "string",
+      "description": "A URI pointing to a resource with mime type image/* representing the asset to which this NFT represents. Consider making any images at a width between 320 and 1080 pixels and aspect ratio between 1.91:1 and 4:5 inclusive."
+    }
+  }
+}

src/test/ethereum-erc1155/ethereum-erc1155-with-localization.json

@@ -0,0 +1,9 @@
+{
+  "description": "Each token represents a unique Ad space in the city.",
+  "localization": {
+    "default": "en",
+    "locales": ["en", "es", "fr"],
+    "uri": "ipfs://QmWS1VAdMD353A6SDk9wNyvkT14kyCiZrNDYAad4w1tKqT/{locale}.json"
+  },
+  "name": "Advertising Space"
+}

src/test/ethereum-erc1155/ethereum-erc1155.json

@@ -0,0 +1,24 @@
+{
+  "description": "Lorem ipsum...",
+  "image": "https:\/\/s3.amazonaws.com\/your-bucket\/images\/{id}.png",
+  "name": "Asset Name",
+  "properties": {
+    "array_property": {
+      "class": "emphasis",
+      "name": "Name",
+      "value": [1, 2, 3, 4]
+    },
+    "rich_property": {
+      "class": "emphasis",
+      "css": {
+        "color": "#ffffff",
+        "font-weight": "bold",
+        "text-decoration": "underline"
+      },
+      "display_value": "123 Example Value",
+      "name": "Name",
+      "value": "123"
+    },
+    "simple_property": "example value"
+  }
+}

src/test/ethereum-erc721/ethereum-erc721.json

@@ -0,0 +1,5 @@
+{
+  "description": "Lorem ipsum...",
+  "image": "https:\/\/s3.amazonaws.com\/your-bucket\/images\/{id}.png",
+  "name": "Asset Name"
+}