fix: correct tag extraction bug

src/rockgarden/obsidian/inline_tags.py

@@ -9,7 +9,7 @@
 
 from rockgarden.urls import get_tag_url, normalize_tag
 
-INLINE_TAG_PATTERN = re.compile(r"(?<!\w)#([a-zA-Z][\w-]*(?:/[\w-]+)*)")
+INLINE_TAG_PATTERN = re.compile(r"(?<![\w&])#([a-zA-Z][\w-]*(?:/[\w-]+)*)")
 # Protect code blocks AND markdown links from tag extraction
 PROTECTED_PATTERN = re.compile(
     r"```[\s\S]*?```|~~~[\s\S]*?~~~|`[^`\n]+`|\[[^\]]*\]\([^)]*\)"

tests/test_inline_tags.py

@@ -74,6 +74,19 @@ def test_not_in_anchor_link(self):
         assert tags == []
         assert content == "[Jump](#introduction)"
 
+    def test_not_in_html_entity(self):
+        content, tags = extract_inline_tags("Freemen's Wood")
+        assert tags == []
+        assert content == "Freemen's Wood"
+
+    def test_not_in_numeric_html_entity(self):
+        content, tags = extract_inline_tags("ꯍ")
+        assert tags == []
+
+    def test_tag_after_html_entity_still_works(self):
+        content, tags = extract_inline_tags("Tom's #python notes")
+        assert tags == ["python"]
+
     def test_not_in_markdown_link_text(self):
         content, tags = extract_inline_tags("[text with #python](http://example.com)")
         assert tags == []