admin: store version history (#11520)

Co-authored-by: Jens Langhammer <jens@goauthentik.io>

lifecycle/system_migrations/version_history_update.py

@@ -0,0 +1,38 @@
+# flake8: noqa
+from lifecycle.migrate import BaseMigration
+from datetime import datetime
+
+from authentik import __version__, get_build_hash
+
+
+class Migration(BaseMigration):
+    def needs_migration(self) -> bool:
+        self.cur.execute(
+            """
+            SELECT * FROM authentik_version_history
+                WHERE version = %s AND build = %s
+                ORDER BY "timestamp" DESC
+                LIMIT 1
+        """,
+            (__version__, get_build_hash()),
+        )
+        return not bool(self.cur.rowcount)
+
+    def run(self):
+        self.cur.execute(
+            """
+            INSERT INTO authentik_version_history ("timestamp", version, build)
+                VALUES (%s, %s, %s)
+        """,
+            (datetime.now(), __version__, get_build_hash()),
+        )
+        self.cur.execute(
+            """
+            DELETE FROM authentik_version_history WHERE id NOT IN (
+                SELECT id FROM authentik_version_history
+                ORDER BY "timestamp" DESC
+                LIMIT 1000
+            )
+        """
+        )
+        self.con.commit()