update

crates/odian-packs/src/manifest.rs

@@ -352,6 +352,10 @@ pub struct DbSection {
     /// Present when the snapshot comes from a DHP running operator-data sync.
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub sync: Option<DbSync>,
+    /// Extensions the schema needs (`postgis`): pg_dump -n never emits CREATE EXTENSION,
+    /// so the restore creates them before the schema. Empty for older snapshots.
+    #[serde(default, skip_serializing_if = "Vec::is_empty")]
+    pub extensions: Vec<String>,
 }
 
 /// Where an install restored from this snapshot starts syncing.