First baby steps with Diesel & R2D2

That doesn't compile my friend....

   Compiling r2d2 v0.1.0 (C:\0 - dvt\2 - projects\r2d2)
error[E0432]: unresolved import `lazy_static`
 --> src\main.rs:9:5
  |
9 | use lazy_static;
  |     ^^^^^^^^^^^ no `lazy_static` external crate

error: cannot determine resolution for the macro `lazy_static`
  --> src\main.rs:21:1
   |
21 | lazy_static! {
   | ^^^^^^^^^^^
   |
   = note: import resolution is stuck, try simplifying macro imports

warning: unused import: `dotenv::dotenv`
 --> src\main.rs:7:5
  |
7 | use dotenv::dotenv;
  |     ^^^^^^^^^^^^^^
  |
  = note: `#[warn(unused_imports)]` on by default

warning: unused import: `std::env`
 --> src\main.rs:8:5
  |
8 | use std::env;
  |     ^^^^^^^^

error[E0392]: parameter `'a` is never used
  --> src\main.rs:17:19
   |
17 | pub struct Values<'a> {
   |                   ^^ unused parameter
   |
   = help: consider removing `'a`, referring to it in a field, or using a marker such as `std::marker::PhantomData`