Refactor repo for standalone portable provider workflow

codex/setup.sh

@@ -7,34 +7,24 @@ source "$SCRIPT_DIR/lib.sh"
 
 cd_repo_root
 
-log "Starting Codex environment setup in $(pwd)"
+log "Preparing repository-local Codex environment in $(pwd)"
 
-if ! have git; then
-  die "git is required"
-fi
+for cmd in bash git; do
+  have "$cmd" || die "$cmd is required"
+done
 
-if ! have bash; then
-  die "bash is required"
-fi
-
-# Keep all Codex-local state inside the repo or user home.
 ensure_dir .codex
 ensure_dir .codex/bin
 ensure_dir .codex/cache
 ensure_dir .codex/tmp
 ensure_dir .codex/logs
 
-# Useful environment defaults for repeatable non-interactive runs.
-cat > .codex/env <<'EOF'
+cat > .codex/env <<'ENVEOF'
 export CI=1
 export TERM=xterm-256color
-export PYTHONDONTWRITEBYTECODE=1
-export PIP_DISABLE_PIP_VERSION_CHECK=1
-export PIP_NO_INPUT=1
 export GIT_PAGER=cat
-EOF
+ENVEOF
 
-# Optional Python venv for helper tooling.
 if have python3; then
   log "python3 detected"
   if [[ ! -d .codex/venv ]]; then
@@ -43,44 +33,15 @@ if have python3; then
   # shellcheck disable=SC1091
   source .codex/venv/bin/activate
   python -m pip install --upgrade pip setuptools wheel >/dev/null
-
-  # Install only lightweight tooling that is broadly useful.
-  python -m pip install \
-    pyyaml \
-    requests \
-    jinja2 \
-    >/dev/null
 else
-  warn "python3 not found; skipping virtualenv setup"
+  warn "python3 not found; skipping optional venv setup"
 fi
 
-# Basic repo checks based on your environment style.
-if [[ -f services-up.sh ]]; then
-  log "Found services-up.sh"
-  chmod +x services-up.sh || true
-else
-  warn "services-up.sh not found at repo root"
-fi
-
-# Make codex scripts executable.
 find codex -maxdepth 1 -type f -name '*.sh' -exec chmod +x {} +
 
-# Create a simple local ignore file for Codex-generated junk if needed.
 touch .git/info/exclude
 append_if_missing ".codex/" .git/info/exclude
 append_if_missing ".pytest_cache/" .git/info/exclude
 append_if_missing "__pycache__/" .git/info/exclude
 
-# Helpful summary file for Codex tasks.
-cat > .codex/README.md <<'EOF'
-This directory contains local, disposable Codex environment state.
-
-Contents:
-- env: shell exports for non-interactive work
-- venv: optional Python virtual environment
-- cache/: tool cache
-- tmp/: temporary files
-- logs/: script logs
-EOF
-
 log "Setup complete"