Implement proof-of-work

Using blacke2s: https://docs.rs/blake2/0.9.1/blake2/
Using this guy's hash checker https://gist.github.com/gkbrk/2e4835e3a17b3fb6e1e7

blacke2s with 5 bits 0 can mine a block between 20 seconds to 359 during
my tests, hope it'll be fun

1 files changed, 9 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
new file mode 100644
index 0000000..aed4591
--- /dev/null
+++ b/src/lib.rs
@@ -0,0 +1,9 @@
+pub mod schema;
+
+pub use schema::create_database;
+pub use schema::AuthRequest;
+pub use schema::Block;
+pub use schema::Db;
+pub use schema::MetuId;
+pub use schema::Transaction;
+pub use schema::User;