show git hash in app

video_semantic_search/app.py

@@ -1,5 +1,6 @@
 import base64
 import os
+import subprocess
 from dataclasses import dataclass
 from typing import Final
 
@@ -43,6 +44,11 @@ def get_semantic_searcher():
     return SemanticSearcher(pd.read_parquet(DATAFRAME_PATH))
 
 
+@st.cache_data
+def get_git_hash() -> str:
+    return subprocess.check_output(["git", "rev-parse", "HEAD"]).decode().strip()
+
+
 @dataclass
 class SearchResult:
     video_id: str
@@ -119,6 +125,7 @@ def main():
     if query:
         st.text("Click image to open video")
         display_search_results(searcher.search(query))
+    st.text(f"Build: {get_git_hash()[0:7]}")
 
 
 if __name__ == "__main__":