Use async promises in parallel when creating tree entries

Signed-off-by: Kyle Harding <[email protected]>

flowzone.yml

@@ -1290,40 +1290,38 @@ jobs:
           github-token: ${{ steps.gh_app_token.outputs.token || secrets.FLOWZONE_TOKEN }}
           script: |
             const { execSync } = require('child_process');
-            const fs = require('fs');
+            const fs = require('fs').promises;
 
             // Get modified and untracked files
             const getModifiedFiles = () => {
               const modifiedCmd = 'git diff --name-only';
               const untrackedCmd = 'git ls-files --others --exclude-standard';
               const modified = execSync(modifiedCmd).toString().trim().split('\n');
               const untracked = execSync(untrackedCmd).toString().trim().split('\n');
-              return [...new Set([...modified, ...untracked])].filter(f => f);
+              return [...new Set([...modified, ...untracked])].filter(f => f != null && !!f.trim());
             };
 
             // Create tree entries for modified files
             const createTreeEntries = async () => {
-              const entries = [];
               const files = getModifiedFiles();
 
-              for (const file of files) {
+              const entries = await Promise.all(files.map(async (file) => {
                 core.info(`Creating blob for file ${file}...`);
-
                 // Read file content and create blob
-                const content = fs.readFileSync(file, "utf8");
+                const content = await fs.readFile(file, { encoding: 'utf8' });
                 const { data: blob } = await github.rest.git.createBlob({
                   ...context.repo,
                   content: Buffer.from(content).toString("base64"),
                   encoding: 'base64'
                 });
 
-                entries.push({
+                return {
                   path: file,
                   mode: '100644',
                   type: 'blob',
                   sha: blob.sha
-                });
-              }
+                };
+              }));
               return entries;
             };