feat: container name can be specified when run

run.sh

@@ -3,6 +3,7 @@ set -euo pipefail
 
 IMAGE_REPO="${IMAGE_REPO:-localhost/opencode-dev}"
 IMAGE="${IMAGE_REPO}"
+CONTAINER_NAME="${CONTAINER_NAME:-opencode-dev}"
 
 if ! podman image exists "$IMAGE"; then
   echo "Image $IMAGE does not exist. Build it first with ./build.sh" >&2
@@ -31,7 +32,7 @@ mkdir -p \
 
 ARGS=(
   run --rm -it
-  --name opencode-dev
+  --name "${CONTAINER_NAME}"
   --user dev
   --userns=keep-id
   --network=default