Update app.py

app.py

@@ -4,8 +4,31 @@ from markdown_it import MarkdownIt
 from mdit_py_plugins.footnote import footnote
 from mdit_py_plugins.tasklists import tasklists
 from mdit_py_plugins.container import container
+from importlib import import_module
+
+def _make_md():
+    md = MarkdownIt("gfm-like")
+
+    foot_mod = import_module("mdit_py_plugins.footnote")
+    foot = getattr(foot_mod, "footnote", None) or getattr(foot_mod, "footnote_plugin")
+    md.use(foot)
+
+    tl_mod = import_module("mdit_py_plugins.tasklists")
+    tasklists = getattr(tl_mod, "tasklists", None) or getattr(tl_mod, "tasklists_plugin")
+    md.use(tasklists)
+
+    cont_mod = import_module("mdit_py_plugins.container")
+    container = getattr(cont_mod, "container", None) or getattr(cont_mod, "container_plugin")
+    try:
+        md.use(container, "details")            # newer signature
+    except TypeError:
+        md.use(lambda m: container(m, name="details"))  # older signature
+
+    return md
+
+_md = _make_md()
+
 
-_md = MarkdownIt("gfm-like").use(footnote).use(tasklists).use(container, "details")
 
 def md_to_html(text: str) -> str:
     # Convert common Obsidian patterns to standard Markdown