Feature/issue 948 web api standardization

[thescientist13]

Related Issue

resolves #948 / #949

Summary of Changes

1. Adopt (most of) core to work with Web APIs URL / Request / Response
2. Refactor all plugins to adopt above convention
3. Updated all impacted documentation

TODOs

1. [x] Fix Windows compat - #1047
2. [x] Refactor Request.clone / Response.clone, as it seems to cause this issue

   (node:81167) MaxListenersExceededWarning: Possible EventTarget memory leak detected. 11 abort listeners added to [AbortSignal]. Use events.setMaxListeners() to increase limit

   • somewhat related, maybe we can "undo" this now - #1046
3. [x] Restore ETag middleware for develop command
4. [x] Documentation / Breaking Changes
   • greenwood.config.js
   • ResourceInterface (extensions, lifecycle signatures, util methods)
5. [x] Clean up / address TODOs and / or make tracking issues
   • convert node modules lib to use URL
   • convert the graph lifecycle to use URL (maybe as part of https://github.com/ProjectEvergreen/greenwood/issues/946 ?)
     • how to handle Response already setting a default Content-Type of text/plain;charset=UTF-8 - https://github.com/ProjectEvergreen/greenwood/issues/1049
     • convert all fs usage to fs.promises + URL
     • Figure out consistent usage fs and sync / async version for things like .map, .filter - added to https://github.com/ProjectEvergreen/greenwood/issues/823
     • flesh out all remaining Response properties in mergeResponse - https://github.com/ProjectEvergreen/greenwood/issues/1048
     • Content-Type vs content-type consistency ? - tracking in the backlog
     • refactor out resolveForRelativeUrl from ResourceInterface
     • refactor out find package.json
     • remove unused this.extensions
     • refactor rollup.config.js resolveId to use this.resolveRelativeUrl from ResourceInterface
     • convert to Fastify, or something that can handle a native Response object? - added to Backlog
       1. [x] Convert / refactor init package (GFI) - https://github.com/ProjectEvergreen/greenwood/issues/1050
       2. [x] static router spec undefined script and preload (build.config.static-router.spec.js) (GFI) - https://github.com/ProjectEvergreen/greenwood/issues/1051

          <script type="module" src="/undefined"></script>

       3. [x] <script> tag not closing for inline + none optimizations, like for Google Analytics? (GFI) - https://github.com/ProjectEvergreen/greenwood/issues/1052

          <script >
          var getOutboundLink = function(url) {
          gtag('event', 'click', {
          'event_category': 'outbound',
          'event_label': url,
          'transport_type': 'beacon'
          });
          }
          window.dataLayer = window.dataLayer || [];
          function gtag(){dataLayer.push(arguments);}
          gtag('js', new Date());
          gtag('config', 'UA-117350131-1', { 'anonymize_ip': true });
          </script>