(fix) update Docker container scripts (#47)

* Fix Docker container scripts

Signed-off-by:: Eric Burke <eburke@openai.com>

* Build codex TGZ

* fix run_in_container

---------

Co-authored-by: Kyle Kosic <kylekosic@openai.com>

codex-cli/scripts/build_container.sh

@@ -1,3 +1,16 @@
 #!/bin/bash
 
-docker build -t codex -f codex-cli/Dockerfile codex-cli
+set -euo pipefail
+
+SCRIPT_DIR=$(realpath "$(dirname "$0")")
+trap "popd >> /dev/null" EXIT
+pushd "$SCRIPT_DIR/.." >> /dev/null || {
+  echo "Error: Failed to change directory to $SCRIPT_DIR/.."
+  exit 1
+}
+npm install
+npm run build
+rm -rf ./dist/openai-codex-*.tgz
+npm pack --pack-destination ./dist
+mv ./dist/openai-codex-*.tgz ./dist/codex.tgz
+docker build -t codex -f "./Dockerfile" .