md updates

src/org_to_quartz/markdown_writer.py

@@ -74,9 +74,9 @@ def process_wikilinks(content: str) -> str:
 def process_citations(content: str, resolver) -> str:
     """Process org-mode citations and resolve them.
 
-    Handles:
+    Handles (after pandoc conversion, brackets may be escaped):
     - cite:key
-    - [cite:@key]
+    - [cite:@key] or \[cite:@key\]
     - [[cite:key][description]]
     """
     if resolver is None:
@@ -86,18 +86,19 @@ def process_citations(content: str, resolver) -> str:
         cite_key = match.group(1)
         return resolver.resolve(cite_key)
 
-    # cite:key pattern
-    content = re.sub(r"cite:([a-zA-Z0-9_-]+)", replace_cite, content)
+    # cite:key pattern (not preceded by @, to avoid double-matching)
+    content = re.sub(r"(?<!@)cite:([a-zA-Z0-9_-]+)", replace_cite, content)
 
-    # [cite:@key] pattern
-    content = re.sub(r"\[cite:@([a-zA-Z0-9_-]+)\]", replace_cite, content)
+    # [cite:@key] pattern (escaped or not after pandoc)
+    # Pandoc escapes [ ] as \[ \]
+    content = re.sub(r"\\?\[cite:@([a-zA-Z0-9_-]+)\\?\]", replace_cite, content)
 
-    # [[cite:key][description]] - use resolved link but keep description context
-    def replace_cite_with_desc(match) -> str:
-        cite_key = match.group(1)
+    # [[cite:key][description]] - after pandoc becomes [description](cite:key)
+    def replace_cite_link(match) -> str:
+        cite_key = match.group(2)
         return resolver.resolve(cite_key)
 
-    content = re.sub(r"\[\[cite:([a-zA-Z0-9_-]+)\]\[[^\]]*\]\]", replace_cite_with_desc, content)
+    content = re.sub(r"\[([^\]]+)\]\(cite:([a-zA-Z0-9_-]+)\)", replace_cite_link, content)
 
     return content