Fixed social cards not using site name on homepage (#7608)

Use `config.site_name` instead of `page.title`.

Author: pekkaklarck

material/plugins/social/plugin.py

@@ -339,9 +339,11 @@ def _generate_meta(self, page, config):
         file, _ = os.path.splitext(page.file.src_uri)
 
         # Compute page title
-        title = page.meta.get("title", page.title)
-        if not page.is_homepage:
-            title = f"{title} - {config.site_name}"
+        if page.is_homepage:
+            title = config.site_name
+        else:
+            page_title = page.meta.get("title", page.title)
+            title = f"{page_title} - {config.site_name}"
 
         # Compute page description
         description = config.site_description

src/plugins/social/plugin.py

@@ -339,9 +339,11 @@ def _generate_meta(self, page, config):
         file, _ = os.path.splitext(page.file.src_uri)
 
         # Compute page title
-        title = page.meta.get("title", page.title)
-        if not page.is_homepage:
-            title = f"{title} - {config.site_name}"
+        if page.is_homepage:
+            title = config.site_name
+        else:
+            page_title = page.meta.get("title", page.title)
+            title = f"{page_title} - {config.site_name}"
 
         # Compute page description
         description = config.site_description