Feat: Add Frontend builder

- update color scheme (TODO: accent color not final)
- add product frontend helper to build card
- add product frontend helper to build cards layout
- add productmarker and implement for story, product and tool
- add container for product and specific product (TODO: Refactoring)
- add page builder for products
- add temporary dummy product (TODO: Remove after first real
  implementation)

1 files changed, 2 insertions, 0 deletions

diff --git a/src/db/product.rs b/src/db/product.rs
index e112679..09b0dff 100644
--- a/src/db/product.rs
+++ b/src/db/product.rs
@@ -6,3 +6,5 @@ pub struct Product {
     pub uploaddate: i64,
     pub updatedate: i64,
 }
+
+pub trait ProductMarker {}