Daverandolph boundary doc days (#4561)

* Added using-terraform.mdx to the Install Boundary section

* Initial revision

* formatting on the list and adding in some links to the provider

* Renamed file

* Added assumptions.

* Updated index.

* Fixed some typos

* Folded in Carlos's session recording code

* small changes

* fixes headers

* fixes internal developer links

* style guide and formatting enhancements

* updates Initialize Boundary link

* docs: Updates for style/standards

* docs: Break topic into smaller pieces

* docs: Clean up commented text, rename index file

* docs: Trigger a new Vercel build

---------

Co-authored-by: Daniel Greeninger <daniel.greeninger@hashicorp.com>
Co-authored-by: Adam Bouhmad <adbouhmad@gmail.com>
Co-authored-by: Robin Beck <stellarsquall@protonmail.ch>
Co-authored-by: Dan Heath <76443935+Dan-Heath@users.noreply.github.com>

website/data/docs-nav-data.json

@@ -127,6 +127,48 @@
         "title": "Systemd install",
         "hidden": true,
         "path": "install-boundary/systemd"
+      },
+      {
+        "title": "Terraform patterns",
+        "routes": [
+          {
+            "title": "Overview",
+            "path": "install-boundary/terraform-patterns"
+          },
+          {
+            "title": "Scopes",
+            "path": "install-boundary/terraform-patterns/terraform-scopes"
+          },
+          {
+            "title": "Users and auth methods",
+            "path": "install-boundary/terraform-patterns/terraform-users-and-auth-methods"
+          },
+          {
+            "title": "Groups and RBAC",
+            "path": "install-boundary/terraform-patterns/terraform-groups-and-rbac"
+          },
+          {
+            "title": "Hosts and host management",
+            "path": "install-boundary/terraform-patterns/terraform-hosts-and-host-management"
+          },
+          {
+            "title": "Credentials and credential stores",
+            "path": "install-boundary/terraform-patterns/terraform-credentials-and-credential-stores"
+          },
+          {
+            "title": "Session recording",
+            "badge": {
+              "text": "HCP/ENT",
+              "type": "outlined",
+              "color": "neutral"
+            },
+            "path": "install-boundary/terraform-patterns/terraform-session-recording"
+          },
+          {
+            "title": "Targets",
+            "path": "install-boundary/terraform-patterns/terraform-targets"
+          }
+        ]
       }
     ]
   },