updated index

Author: CameronBrooks11

docs/README.md

@@ -1,3 +1,18 @@
 # Welcome to the BREADS Docs!
 
 This is the documentation for the _Broadly Expandable and Reconfigurable Data Acquisition and Automation Device Specification_ (BREADS). Check out [feastorg.github.io/BREADS](https://feastorg.github.io/BREADS/) where these docs are hosted for easy access.
+
+## What is BREADS?
+
+- Specifies mechanical form factor and connector pinout
+- Defines power distribution and signal bus conventions
+- Supports scalable, stackable, and distributed systems
+
+## Planned implementations
+
+- SLICE function cards
+  - Single-function Logic Interface Controller Element
+- CRUST interface bridges
+  - Configurable Routing & Universal Signal Translator
+- LOAF backplanes
+  - Local Operations Attachment Frame

docs/_config.yml

@@ -15,12 +15,9 @@ kramdown:
 
 # Don't publish these
 exclude:
-  - .github
-  - Gemfile*
-  - node_modules
-  - vendor
-  - breads_planning.drawio
   - TODO.md
+  - .indexignore
+  - breads_planning.drawio
 
 # Apply layout: page to all markdown under docs/
 defaults: