Adding openai generated releases working along changesets

.github/scripts/overwrite_changeset_changelog.py

@@ -0,0 +1,30 @@
+#!/usr/bin/env python3
+
+import os
+
+GITHUB_OUTPUT = os.getenv("GITHUB_OUTPUT")
+CHANGELOG_PATH = os.environ.get("CHANGELOG_PATH", "CHANGELOG.md")
+VERSION = os.environ['VERSION']
+PREV_VERSION = os.environ.get("PREV_VERSION", "")
+NEW_CONTENT = os.environ['NEW_CONTENT']
+
+def overwrite_changelog_section(content: str):    
+    # Find the section for the specified version
+    version_pattern = f"## {VERSION}\n"
+    print(f"latest version: {VERSION}")
+    notes_start_index = content.find(version_pattern) + len(version_pattern)
+    print(f"prev_version: {PREV_VERSION}")
+    prev_version_pattern = f"## {PREV_VERSION}\n"
+    notes_end_index = content.find(prev_version_pattern, notes_start_index) if PREV_VERSION and prev_version_pattern in content else len(content)
+    return content[:notes_start_index] + f"{NEW_CONTENT}\n" + content[notes_end_index:]
+
+with open(CHANGELOG_PATH, 'r') as f:
+    content = f.read()
+
+new_changelog = overwrite_changelog_section(content)
+
+print(new_changelog)
+
+# Write back to CHANGELOG.md
+with open(CHANGELOG_PATH, 'w') as f:
+    f.write(new_changelog)