Update and Migrate Diesel to 2.0

Almost have tag support working, still figuring out how to get photo
tags.

src/data/mod.rs

@@ -16,12 +16,27 @@ pub struct Token<'a> {
     pub token: &'a str,
 }
 
-#[derive(Debug, Deserialize, Serialize)]
+#[derive(Debug, Clone, Deserialize, Serialize)]
 pub struct Claims {
     pub sub: String,
     pub exp: i64,
 }
 
+#[cfg(test)]
+pub mod helper {
+    use super::Claims;
+    use chrono::{Duration, Utc};
+
+    impl Claims {
+        pub fn valid_user(user_id: String) -> Self {
+            Claims {
+                sub: user_id,
+                exp: (Utc::now() + Duration::minutes(1)).timestamp(),
+            }
+        }
+    }
+}
+
 pub fn secret_key() -> String {
     if cfg!(test) {
         String::from("test_key")