Add current commit details to About dialog

Author: jaimergp

conda_metadata_app/app_config.py

@@ -7,6 +7,7 @@
 import os
 from collections.abc import Iterable
 from enum import StrEnum
+from subprocess import CalledProcessError, check_output
 from typing import Literal, Self
 
 from pydantic import (
@@ -427,5 +428,22 @@ def export_json_schema() -> None:
         f.write("\n")
 
 
+def app_version() -> str:
+    try:
+        return check_output(
+            [
+                "git",
+                "--no-pager",
+                "log",
+                "-1",
+                "--pretty=format:`%h (%cd)`",
+                "--date=format:%Y-%m-%d %H:%M:%S",
+            ],
+            text=True,
+        ).strip()
+    except CalledProcessError:
+        return ""
+
+
 if __name__ == "__main__":
     export_json_schema()

conda_metadata_app/pages/main_page.py

@@ -34,6 +34,7 @@
     MetadataRetrieval,
     PackageDiscoveryChoice,
     Secret,
+    app_version,
 )
 from conda_metadata_app.version_order import VersionOrder
 
@@ -62,10 +63,19 @@
 yaml.allow_duplicate_keys = True
 yaml.default_flow_style = False
 logger = get_logger(__name__)
+
+
 st.set_page_config(
     page_title="conda metadata browser",
     page_icon="📦",
     initial_sidebar_state="expanded",
+    menu_items={
+        "about": f"""
+        **📦 conda-metadata-app `{app_version()}`**
+
+        Browse metadata from conda packages in conda-forge, bioconda and others.
+        """
+    },
 )
 
 EXTENSION_TO_CATEGORY = {