Extract the runner logic into its own file so the stubs can be minimal

bin/omarchy-npm-install

@@ -1,76 +1,22 @@
 #!/bin/bash
 
-# omarchy:summary=Install a pnpm dlx wrapper for a given npm package.
-# omarchy:args=<package> [command-name]
+# omarchy:summary=Install a small pnpm dlx wrapper for a given npm package.
+# omarchy:args=<package> [command-name [bin-name]]
 
 if [[ -z $1 ]]; then
-  echo "Usage: omarchy-npm-install <package> [command-name]"
+  echo "Usage: omarchy-npm-install <package> [command-name [bin-name]]"
   exit 1
 fi
 
 package=$1
 command=${2:-$1}
+bin=${3:-$command}
 
 mkdir -p "$HOME/.local/bin"
 
-cat > "$HOME/.local/bin/$command" <<EOF
+cat >"$HOME/.local/bin/$command" <<EOF
 #!/bin/bash
-package="$package"
-command="$command"
-
-if ! node_root="\$(mise where node@latest 2>/dev/null)"; then
-  mise use -g node@latest >/dev/null
-  node_root="\$(mise where node@latest)"
-fi
-
-if omarchy-cmd-missing pnpm; then
-  echo "Installing pnpm for \$package..."
-  omarchy-pkg-add pnpm
-  hash -r
-fi
-
-# pnpm reads npm_config_* env vars for CLI configuration.
-export npm_config_minimum_release_age=7200
-export npm_config_dlx_cache_max_age=7200
-
-ensure_bin_runtime() {
-  local bin_path=\$1
-  local shebang
-
-  IFS= read -r shebang < "\$bin_path"
-
-  if [[ \$shebang == "#!"*"/bun"* || \$shebang == "#!"*"/env bun"* ]]; then
-    if omarchy-cmd-missing bun; then
-      echo "Installing bun runtime for \$package..."
-      omarchy-pkg-add bun
-      hash -r
-    fi
-  fi
-}
-
-exec_package_bin() {
-  local package_bin_path=\$1
-  shift
-
-  if [[ -n \$package_bin_path ]]; then
-    ensure_bin_runtime "\$package_bin_path"
-    PATH="\$node_root/bin:\$PATH" exec "\$package_bin_path" "\$@"
-  fi
-}
-
-# Resolve the package bin inside pnpm dlx, then run it with node@latest available for node shebangs.
-# Some wrappers are aliases, e.g. playwright-cli wraps the playwright bin.
-PATH="\$node_root/bin:\$PATH" pnpm dlx --package "\$package" true
-
-package_bin_path=\$(PATH="\$node_root/bin:\$PATH" pnpm dlx --package "\$package" which "\$package" 2>/dev/null)
-exec_package_bin "\$package_bin_path" "\$@"
-
-# Scoped packages like @openai/codex expose an unscoped bin like codex.
-package_bin_path=\$(PATH="\$node_root/bin:\$PATH" pnpm dlx --package "\$package" which "\$command" 2>/dev/null)
-exec_package_bin "\$package_bin_path" "\$@"
-
-echo "Could not resolve npm bin for \$package / \$command" >&2
-exit 127
+exec omarchy-npm-run "$package" "$command" "$bin" "\$@"
 EOF
 
 chmod +x "$HOME/.local/bin/$command"