Unique github orgs in express package.json deps. Keys are github orgs, array values are (npm) package names

orgs.json

{
  "jshttp": [
    "accepts",
    "content-disposition",
    "content-type",
    "cookie",
    "etag",
    "fresh",
    "http-errors",
    "methods",
    "on-finished",
    "proxy-addr",
    "range-parser",
    "statuses",
    "type-is",
    "vary"
  ],
  "blakeembrey": [
    "array-flatten"
  ],
  "expressjs": [
    "body-parser",
    "serve-static"
  ],
  "visionmedia": [
    "cookie-signature"
  ],
  "debug-js": [
    "debug"
  ],
  "dougwilson": [
    "depd"
  ],
  "pillarjs": [
    "encodeurl",
    "finalhandler",
    "parseurl",
    "path-to-regexp",
    "send"
  ],
  "component": [
    "escape-html"
  ],
  "sindresorhus": [
    "merge-descriptors"
  ],
  "ljharb": [
    "qs"
  ],
  "feross": [
    "safe-buffer"
  ],
  "wesleytodd": [
    "setprototypeof"
  ],
  "jaredhanson": [
    "utils-merge"
  ]
}

scan.sh

#!/bin/bash

# This script reads the dependencies object from package.json and uses npm info to fetch repo info
# It creates a new line delimited JSON file with the org and package name for each dep

# Exit when any command fails, treat unset variables as an error, and fail on any error within pipes.
set -euo pipefail
# set -x  # Used for debugging: prints each command before it's executed.

# Ensure results.json exists and is empty.
truncate -s 0 results.json

# Extract the list of dependency package names from package.json and iterate over them.
jq -r '.dependencies | keys | .[]' package.json | while read -r package; do
    # Fetch the npm package information in JSON format. The output includes various metadata, including the repository URL.
    npm_info_output=$(npm info "$package" --json)
    # Extract the repository URL from the npm package information. If not present, use "no repository" as a fallback.
    repository_url=$(echo "$npm_info_output" | jq -r '.repository.url // "no repository"')

    # Check if a repository URL was found. If so, construct a JSON object with the package name and its repository URL.
    # If no repository URL is present, construct a JSON object with the package name and "no repository" as the URL.
    # The `-n` option is used with `jq` to operate without requiring input from stdin.
    if [[ $repository_url != "no repository" ]]; then
        jq -n -c --arg pkg "$package" --arg url "$repository_url" '{package: $pkg, repository_url: $url}'
    else
        jq -n -c --arg pkg "$package" '{package: $pkg, repository_url: "no repository"}'
    fi
# Redirect the output of the loop (JSON objects for each package) into results.json, appending to the existing content.
done >> results.ndjson