chore: add script for removing now redundant frontmatter

scripts/remove_frontmatter.py

@@ -0,0 +1,28 @@
+# Remove 'title' and 'categories' from Yaml frontmatter of old entries
+import os
+import re
+
+# Define the directory
+directory = "/home/thomas/repos/eolas-bak/zk"
+
+# Define the regex patterns
+title_pattern = re.compile(r"title:.*\n")
+categories_pattern = re.compile(r"categories:.*\n(\s*-.*\n)*")
+
+# Iterate over all files in the directory
+for filename in os.listdir(directory):
+    # Check if the file is a markdown file
+    if filename.endswith(".md"):
+        # Open the file
+        with open(os.path.join(directory, filename), "r+") as file:
+            # Read the file content
+            content = file.read()
+            # Remove the 'title' and 'categories' sections
+            content = title_pattern.sub("", content)
+            content = categories_pattern.sub("", content)
+            # Seek to the beginning of the file
+            file.seek(0)
+            # Write the modified content back to the file
+            file.write(content)
+            # Truncate the file to remove any remaining old content
+            file.truncate()