start dev server: make run_dev


[To do for me ]

! remove jquery and replace with Tera Inheritance !
! add dynamic language handling with templates
--> extract JSON data into Rust type(as JSON Object) => use in Template => use conditionally(Accept-Language-Header)
! add form handling(to mail)

! wasm for 3d canvas ? --> web-sys
! login, payment, cart
! add database
! crsf tokens for links


Frontend:
! Fix css queries
! Fix css footer
! Fix css home posts-section
! add css Animations
! cleaner look
! Add 3d canvas, images
! webp images
! Fix js open menu 
! improve js code, use TS ?