rename project from SimpleshopTheme to Berrypod

All modules, configs, paths, and references updated.
836 tests pass, zero warnings.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

README.md

@@ -1,4 +1,4 @@
-# SimpleShop
+# Berrypod
 
 A beautiful, customisable e-commerce storefront built with Phoenix LiveView. Designed for print-on-demand sellers who want professional shops without design expertise.
 
@@ -49,7 +49,7 @@ Customise your shop's look without touching code:
 ```bash
 # Clone the repository
 git clone <repo-url>
-cd simpleshop_theme
+cd berrypod
 
 # Install dependencies
 mix setup
@@ -72,7 +72,7 @@ mix test
 
 ```
 lib/
-├── simpleshop_theme/           # Core business logic
+├── berrypod/           # Core business logic
 │   ├── settings.ex             # Theme settings context
 │   ├── settings/
 │   │   └── theme_settings.ex   # Theme settings schema
@@ -83,7 +83,7 @@ lib/
 │       ├── presets.ex          # 8 theme presets
 │       └── preview_data.ex     # Mock data for previews
 │
-├── simpleshop_theme_web/       # Web layer
+├── berrypod_web/       # Web layer
 │   ├── components/
 │   │   ├── layouts/            # App and shop layouts
 │   │   ├── page_templates/     # Shared page templates (*.heex)
@@ -122,7 +122,7 @@ assets/css/
 
 ## Stripe Checkout
 
-SimpleShop uses [Stripe Checkout](https://stripe.com/docs/payments/checkout) (hosted payment page) for secure payment processing.
+Berrypod uses [Stripe Checkout](https://stripe.com/docs/payments/checkout) (hosted payment page) for secure payment processing.
 
 ### Setup
 
@@ -181,7 +181,7 @@ mix generate_mockups --search "poster"
 mix generate_mockups --list-blueprints
 ```
 
-Product definitions are in `lib/simpleshop_theme/printify/mockup_generator.ex`.
+Product definitions are in `lib/berrypod/printify/mockup_generator.ex`.
 
 ## Documentation