feat(tapnodetools): Add TestFileProvider for handling Docker Alpine image

ts_node/classes.testfileprovider.ts

@@ -0,0 +1,17 @@
+import * as plugins from './plugins.js';
+import * as paths from './paths.js';
+
+export const fileUrls = {
+  dockerAlpineImage: 'https://code.foss.global/testassets/docker/raw/branch/main/alpine.tar',
+}
+
+export class TestFileProvider {
+  public async getDockerAlpineImageAsLocalTarball(): Promise<string> {
+    const filePath = plugins.path.join(paths.testFilesDir, 'alpine.tar')
+    // fetch the docker alpine image
+    const response = await plugins.smartrequest.getBinary(fileUrls.dockerAlpineImage);
+    await plugins.smartfile.fs.ensureDir(paths.testFilesDir);
+    const AlpineBuffer = await plugins.smartfile.memory.toFs(response.body, filePath);
+    return filePath;
+  }
+}