chore: import upstream snapshot with attribution

apps/sim/tools/sendgrid/create_list.ts

@@ -0,0 +1,64 @@
+import type { CreateListParams, ListResult, SendGridList } from '@/tools/sendgrid/types'
+import type { ToolConfig } from '@/tools/types'
+
+export const sendGridCreateListTool: ToolConfig<CreateListParams, ListResult> = {
+  id: 'sendgrid_create_list',
+  name: 'SendGrid Create List',
+  description: 'Create a new contact list in SendGrid',
+  version: '1.0.0',
+
+  params: {
+    apiKey: {
+      type: 'string',
+      required: true,
+      visibility: 'user-only',
+      description: 'SendGrid API key',
+    },
+    name: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description: 'List name',
+    },
+  },
+
+  request: {
+    url: () => 'https://api.sendgrid.com/v3/marketing/lists',
+    method: 'POST',
+    headers: (params) => ({
+      Authorization: `Bearer ${params.apiKey}`,
+      'Content-Type': 'application/json',
+    }),
+    body: (params) => {
+      return {
+        body: JSON.stringify({
+          name: params.name,
+        }),
+      }
+    },
+  },
+
+  transformResponse: async (response): Promise<ListResult> => {
+    if (!response.ok) {
+      const error = (await response.json()) as { errors?: Array<{ message?: string }> }
+      throw new Error(error.errors?.[0]?.message || 'Failed to create list')
+    }
+
+    const data = (await response.json()) as SendGridList
+
+    return {
+      success: true,
+      output: {
+        id: data.id,
+        name: data.name,
+        contactCount: data.contact_count,
+      },
+    }
+  },
+
+  outputs: {
+    id: { type: 'string', description: 'List ID' },
+    name: { type: 'string', description: 'List name' },
+    contactCount: { type: 'number', description: 'Number of contacts in the list' },
+  },
+}