feat(docs): create partnership section (#12970)

Moves an upcoming blog post to the docs section instead, so it can remain evergreen.

docs/blog/2018-08-01-partner-program/index.md

@@ -35,4 +35,6 @@ We’ll have a lot more features and benefits coming soon. Future additions to t
 
 Fill out the form below to let us know your interest in the Gatsby Partner Program!
 
+### Partner application form:
+
 <hubspot-form portal-id="4731712" form-id="bbad5044-d31d-4473-bd57-62cb64fdc811" sfdc-campaign-id="701f4000000VDrYAAW"></hubspot-form>

docs/blog/2019-03-29-interview-with-david-eads/index.md

@@ -41,13 +41,13 @@ We've used it to simply embed responsive content in stories but also to build fu
 
 **Sam:** Can you talk a bit about the benefit of using Gatsby specifically in a news organization?
 
-**David:** The benefits that I've found are: 
+**David:** The benefits that I've found are:
 
-1) the general maintainability of static apps (which can be built with all kinds of tools and are critical to sustainable newsroom infrastructure), 
+1. the general maintainability of static apps (which can be built with all kinds of tools and are critical to sustainable newsroom infrastructure),
 
-2) the consolidated query system, which is very important for journalistic work where data can come from many sources such as Google Sheets used to keep track of small bits of text or translations, massive databases, CSV files, and practically anything else you can think of, and 
+2. the consolidated query system, which is very important for journalistic work where data can come from many sources such as Google Sheets used to keep track of small bits of text or translations, massive databases, CSV files, and practically anything else you can think of, and
 
-3) the speed of the built sites. Getting content onto people's screens is of utmost importance in journalism, and Gatsby does a good job with that.
+3. the speed of the built sites. Getting content onto people's screens is of utmost importance in journalism, and Gatsby does a good job with that.
 
 The dependence on React has been a barrier to wider adoption within ProPublica -- rightfully, not everyone wants to be tied to React. But ProPublica Illinois has seen a lot of benefit from it.
 
@@ -127,7 +127,7 @@ I hope to write a source plugin for Gatsby that pulls in ArchieML as structured
 
 **Sam:** Neat! Spreadsheets are an incredibly powerful tool for entering and storing data -- they need basically no onboarding, which is in contrast to every other system out there.
 
-In creating an effective content authoring and publishing workflow, a recipe I've seen succeed in a lot of different domains  is to: 
+In creating an effective content authoring and publishing workflow, a recipe I've seen succeed in a lot of different domains is to:
 
 (1) find the best tool or format for authoring, and then
 (2) write a Gatsby source plugin for that (if it doesn't already exist)

docs/docs/gatsby-agency-partnership.md

@@ -0,0 +1,22 @@
+---
+title: Agency Partnership Program
+---
+
+If you're in the business of building websites or web apps for clients, and you're building with Gatsby, we're building an Agency Partnership Program to get the support you need and the visibility you deserve.
+
+### What's provided
+
+Depending on the amount of websites you build with Gatsby, the partner program will include:
+
+- Joint case studies that are highlighted on the Gatsby blog, website, and other channels
+- Dedicated page on Gatsbyjs.org showcasing the sites you’ve built with Gatsby
+- A lead capture form on this page so people can get in touch with you directly
+- Live training for developers (in-person or virtual)
+
+### Application process
+
+**Step 1**: Build a client (or agency) website with Gatsby.
+
+**Step 2**: Submit your Gatsby client or agency website to the [Site Showcase](/showcase/).
+
+**Step 3**: Fill out [this form](/blog/2018-08-01-partner-program/#partner-application-form) to let us know you’re interested in learning more about future developments to Gatsby’s Partner Program.

docs/blog/2019-04-02-integrating-with-gatsby/index.md → docs/docs/gatsby-vendor-partnership.md

@@ -1,12 +1,10 @@
 ---
-title: Integrating and Partnering with Gatsby
-date: 2019-04-02
-author: Sam Bhagwat
+title: Integrating and Partnering with Gatsby (for Vendors)
 ---
 
 If you've a vendor in the website space -- whether that's content management, analytics, forms, e-commerce, or so on, you may have considered whether integrating or partnering with Gatsby makes sense.
 
-This blog post explains a bit what exactly that would look like.
+This document explains a bit what exactly that would look like.
 
 ## About Gatsby
 

docs/docs/partnering-with-gatsby.md

@@ -0,0 +1,7 @@
+---
+title: Partnering with Gatsby
+---
+
+If you're an organization in the website space -- whether a vendor or an agency -- we'd love to work together with you.
+
+[[guidelist]]

www/src/data/sidebars/doc-links.yaml

@@ -492,6 +492,13 @@
       link: /contributing/community/
     - title: How to Contribute
       link: /contributing/how-to-contribute/
+- title: Partnering With Gatsby
+  link: /docs/partnering-with-gatsby/
+  items:
+    - title: Integrating and Partnering For Vendors
+      link: /docs/gatsby-vendor-partnership/
+    - title: Agency Partnership Program
+      link: /docs/gatsby-agency-partnership/
 - title: Glossary*
   link: /docs/glossary/
 - title: Commands (Gatsby CLI)