Update post creator to assemble front matter

Author: caendesilva

app/Filament/Pages/Experiments/GitHubPostCreator.php

@@ -91,7 +91,7 @@ public function mount(): void
     public function create(): void
     {
         $repository = $this->getRepositoryUrl();
-        $markdown = $this->content; // Todo assemble front matter
+        $markdown = "{$this->assembleFrontMatter()}\n\n{$this->content}";
         $url = sprintf('%s/new/%s/_posts?%s', $repository, $this->branch, http_build_query([
             'filename' => Str::slug($this->postTitle).'.md',
             'value' => $markdown,
@@ -133,4 +133,14 @@ protected function feedbackUrl(): string
             'labels' => 'feedback',
         ]);
     }
+
+    protected function assembleFrontMatter(): string
+    {
+        return implode("\n", [
+            '---',
+            sprintf("title: '%s'", $this->postTitle),
+            sprintf("date: '%s'", now()->format('Y-m-d H:i:s')),
+            '---',
+        ]);
+    }
 }