Ensure donations on World Chain Sepolia save correctly

[divine-comedian]

We should ensure that the back-end can correctly save donations to the database, including filling important information such as:

• donor address
• recipient address
• amount donated
• $ value of donation
• date of donation
• chain information
• if givbacks eligible
• ensure donation amounts correctly add to project's total $ value of donations received
• ensure donations made by new unique donors correctly add to count of contributors who have supported project
• donations made by user correctly update the user's data of total value of donations made