chore: import upstream snapshot with attribution

apps/sim/app/api/tools/cloudformation/create-change-set/route.ts

@@ -0,0 +1,68 @@
+import { CloudFormationClient, CreateChangeSetCommand } from '@aws-sdk/client-cloudformation'
+import { createLogger } from '@sim/logger'
+import { getErrorMessage } from '@sim/utils/errors'
+import { type NextRequest, NextResponse } from 'next/server'
+import { awsCloudformationCreateChangeSetContract } from '@/lib/api/contracts/tools/aws/cloudformation-create-change-set'
+import { parseToolRequest } from '@/lib/api/server'
+import { checkInternalAuth } from '@/lib/auth/hybrid'
+import { withRouteHandler } from '@/lib/core/utils/with-route-handler'
+import { parseCapabilities, toStackParameters } from '../utils'
+
+const logger = createLogger('CloudFormationCreateChangeSet')
+
+export const POST = withRouteHandler(async (request: NextRequest) => {
+  try {
+    const auth = await checkInternalAuth(request)
+    if (!auth.success || !auth.userId) {
+      return NextResponse.json({ error: auth.error || 'Unauthorized' }, { status: 401 })
+    }
+
+    const parsed = await parseToolRequest(awsCloudformationCreateChangeSetContract, request, {
+      errorFormat: 'details',
+      logger,
+    })
+    if (!parsed.success) return parsed.response
+    const validatedData = parsed.data.body
+
+    const client = new CloudFormationClient({
+      region: validatedData.region,
+      credentials: {
+        accessKeyId: validatedData.accessKeyId,
+        secretAccessKey: validatedData.secretAccessKey,
+      },
+    })
+
+    logger.info(
+      `Creating change set "${validatedData.changeSetName}" for stack "${validatedData.stackName}"`
+    )
+
+    try {
+      const command = new CreateChangeSetCommand({
+        StackName: validatedData.stackName,
+        ChangeSetName: validatedData.changeSetName,
+        TemplateBody: validatedData.templateBody,
+        UsePreviousTemplate: validatedData.usePreviousTemplate,
+        Parameters: toStackParameters(validatedData.parameters),
+        Capabilities: parseCapabilities(validatedData.capabilities),
+        ChangeSetType: validatedData.changeSetType,
+        Description: validatedData.description,
+      })
+
+      const response = await client.send(command)
+
+      return NextResponse.json({
+        success: true,
+        output: {
+          changeSetId: response.Id ?? '',
+          stackId: response.StackId ?? '',
+        },
+      })
+    } finally {
+      client.destroy()
+    }
+  } catch (error) {
+    const errorMessage = getErrorMessage(error, 'Failed to create CloudFormation change set')
+    logger.error('CreateChangeSet failed', { error: errorMessage })
+    return NextResponse.json({ error: errorMessage }, { status: 500 })
+  }
+})