fix: tag regex no longer includes purely numerical 'tags' (#485)

* fix: tag regex no longer includes purely numerical 'tags'

* fix: formatting

* fix: use guard in findAndReplace() instead of expanding the regex

Author: wutscher

quartz/plugins/transformers/ofm.ts

@@ -400,6 +400,10 @@ export const ObsidianFlavoredMarkdown: QuartzTransformerPlugin<Partial<Options>
           return (tree: Root, file) => {
             const base = pathToRoot(file.data.slug!)
             findAndReplace(tree, tagRegex, (_value: string, tag: string) => {
+              // Check if the tag only includes numbers
+              if (/^\d+$/.test(tag)) {
+                return false
+              }
               tag = slugTag(tag)
               if (file.data.frontmatter && !file.data.frontmatter.tags.includes(tag)) {
                 file.data.frontmatter.tags.push(tag)