CM-1099 LiveArt External Adapter

.changeset/thirty-ducks-wait.md

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+---
+'@chainlink/liveart-external-adapter': major
+---
+
+Create EA NAV for LiveArt

packages/sources/liveart/package.json

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+{
+  "name": "@chainlink/liveart-external-adapter",
+  "version": "1.0.0",
+  "description": "LiveArt NAV external adapter for Chainlink",
+  "main": "dist/index.js",
+  "types": "dist/index.d.ts",
+  "files": [
+    "dist"
+  ],
+  "repository": {
+    "url": "https://github.com/smartcontractkit/external-adapters-js",
+    "type": "git"
+  },
+  "license": "MIT",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "clean": "rm -rf dist && rm -f tsconfig.tsbuildinfo",
+    "prepack": "yarn build",
+    "build": "tsc -b",
+    "server": "node -e 'require(\"./src/index.ts\").server()'",
+    "server:dist": "node -e 'require(\"./dist/index.js\").server()'",
+    "start": "yarn server:dist"
+  },
+  "devDependencies": {
+    "@types/jest": "^29.5.14",
+    "@types/node": "22.14.1",
+    "nock": "13.5.6",
+    "typescript": "5.8.3"
+  },
+  "dependencies": {
+    "@chainlink/external-adapter-framework": "2.7.0",
+    "axios": "^1.11.0",
+    "tslib": "2.4.1"
+  }
+}

packages/sources/liveart/src/config/config.ts

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+import { AdapterConfig } from '@chainlink/external-adapter-framework/config'
+
+export type Config = {
+  API_BASE_URL: string
+  BEARER_TOKEN: string
+}
+
+export const config: AdapterConfig = new AdapterConfig({
+  API_BASE_URL: {
+    description: 'The API URL for the LiveArt data provider',
+    type: 'string',
+    required: true,
+    default: 'https://artwork-price-oracle-api-dev-ms.liveart.ai',
+  },
+  BEARER_TOKEN: {
+    description: 'The Bearer token for authentication',
+    type: 'string',
+    required: true,
+    sensitive: true,
+  },
+})

packages/sources/liveart/src/endpoint/nav.ts

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+import { AdapterEndpoint } from '@chainlink/external-adapter-framework/adapter'
+import { InputParameters } from '@chainlink/external-adapter-framework/validation'
+
+import { httpTransport } from '../transport/transport'
+
+export const inputParameters = new InputParameters(
+  {
+    artwork_id: {
+      aliases: ['artworkId'],
+      required: true,
+      type: 'string',
+      description: 'The ID of the artwork to fetch',
+    },
+  },
+  [
+    {
+      artwork_id: 'banksy',
+    },
+  ],
+)
+
+export const nav = new AdapterEndpoint({
+  name: 'nav',
+  transport: httpTransport,
+  inputParameters,
+})

packages/sources/liveart/src/index.ts

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+import { expose, ServerInstance } from '@chainlink/external-adapter-framework'
+import { Adapter } from '@chainlink/external-adapter-framework/adapter'
+
+import { config } from './config/config'
+import { nav } from './endpoint/nav'
+
+export const adapter = new Adapter({
+  defaultEndpoint: nav.name,
+  name: 'LIVE_ART_NAV',
+  config,
+  endpoints: [nav],
+})
+
+export const server = (): Promise<ServerInstance | undefined> => expose(adapter)

packages/sources/liveart/src/test-payload.json

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+{
+ "requests": [{
+  "artwork_id": "banksy"
+ }]
+}