fix(ci): ensure valid output directory for reports and merged diff

Author: matejchalk

packages/ci/src/lib/cli/commands/merge-diffs.ts

@@ -10,7 +10,7 @@ export async function runMergeDiffs(
   files: string[],
   { bin, config, directory, silent }: CommandContext,
 ): Promise<string> {
-  const outputDir = join(process.cwd(), DEFAULT_PERSIST_OUTPUT_DIR);
+  const outputDir = join(directory, DEFAULT_PERSIST_OUTPUT_DIR);
   const filename = `merged-${DEFAULT_PERSIST_FILENAME}`;
 
   const { stdout } = await executeProcess({

packages/ci/src/lib/run.ts

@@ -156,6 +156,7 @@ async function runOnProject(args: RunOnProjectArgs): Promise<ProjectRunResult> {
   const reportsDir = path.join(settings.directory, '.code-pushup');
   const currPath = path.join(reportsDir, 'curr-report.json');
   const prevPath = path.join(reportsDir, 'prev-report.json');
+  await fs.mkdir(reportsDir, { recursive: true });
   await fs.writeFile(currPath, currReport);
   await fs.writeFile(prevPath, prevReport);
   logger.debug(`Saved reports to ${currPath} and ${prevPath}`);