Enable more developer use cases

- [ ] Early Hints: create human-agent guidance, do NOT add to create-harper
```
git clone https://github.com/HarperFast/template-early-hints
cd template-early-hints
harper-agent
party
```

- [ ] Handle large-scale redirect needs:
https://github.com/HarperFast/template-redirector
Sync with Marianne, what are the steps for getting this in production for someone? Complete steps, and then how can I make that easy with `npm create harper`

- [ ] Full-Page Caching Component: ready-to-use caching logic
https://github.com/HarperFast/full-page-caching
_Say you have a next app... hosted in one location... you pick the full page caching template, it asks you for a existing URL... it sets up an example of caching it..._

- [ ] E-Commerce Template: pre-rendered storefront foundation
https://github.com/HarperFast/harper-ecommerce-template

- [ ] OAuth Plugin: add authentication to your app
https://github.com/HarperFast/oauth
_Let this be picked and added to any of the other existing templates, which will config and install the right dependency_

- [ ] Image Optimizer: process, resize, and serve optimized images on the fly
https://github.com/HarperFast/image-optimizer

- [ ] Deploying a static prerendering system built on Harper and a headless rendering service
https://github.com/HarperFast/template-static-prerender

- [ ] High-performance content optimization system that serves pre-rendered markdown versions of web page content to LLM bots
https://github.com/HarperFast/template-markdown-prerender