Add DO Gradient Serverless Inference Node

credentials/DigitalOceanServerlessInference.credentials.ts

@@ -0,0 +1,35 @@
+import {
+	IAuthenticateGeneric,
+	ICredentialType,
+	INodeProperties,
+} from 'n8n-workflow';
+
+export class DigitalOceanServerlessInference implements ICredentialType {
+	name = 'digitalOceanServerlessInference';
+	displayName = 'DigitalOcean Gradient™ AI Platform';
+	documentationUrl = 'https://docs.digitalocean.com/products/gradient-ai-platform/how-to/use-serverless-inference/';
+	properties: INodeProperties[] = [
+		{
+			displayName: 'Model Access Key',
+			name: 'key',
+			type: 'string',
+			default: '',
+			typeOptions: {
+				password: true,
+			}
+		},
+	];
+
+	// This allows the credential to be used by other parts of n8n
+	// stating how this credential is injected as part of the request
+	// An example is the Http Request node that can make generic calls
+	// reusing this credential
+	authenticate: IAuthenticateGeneric = {
+		type: 'generic',
+		properties: {
+			headers: {
+				Authorization: '={{"Bearer " + $credentials.key}}',
+			},
+		},
+	};
+}