fix: gen-migrations workflow

scripts/build.sh

@@ -51,3 +51,5 @@ docker compose up -d "$base_or_head"
 isready
 initdb || (docker compose logs "$base_or_head" && exit 1)
 ls ./schema/ | xargs -I{} bash -c "set -e; $(declare -f query_file); query_file \"$(db dnim)\" ./schema/{}" || (docker compose logs "$base_or_head" && exit 1)
+
+docker compose rm -vsf "$base_or_head"

scripts/diff.sh

@@ -24,6 +24,7 @@ if [[ -z "$base" ]] || [[ -z "$head" ]]; then
 fi
 
 if [[ ! -f "$migration" ]]; then
+  docker compose down -v
   ./scripts/build.sh base "$base" 1>&2 || (echo "base failed to build" && exit 1)
   ./scripts/build.sh head "$head" 1>&2 || (echo "head failed to build" && exit 1)