feat!: Added several fields to Quest struct

- Added field public
- Added optional field available_on
- Added optional field deadline
- Updated tests and CLI to use these fields

src/quest/mod.rs

@@ -6,6 +6,7 @@ use std::{fs, io::Write, path::PathBuf};
 
 use serde::{ Serialize, Deserialize };
 use error::QuestError;
+use toml::value::Date;
 
 /// Difficulty of the quest
 #[derive(Serialize, Deserialize, Debug, PartialEq, Clone, Copy)]
@@ -59,6 +60,15 @@ pub struct Quest {
     
     /// Quest answer, available for admins
     pub answer: String,
+
+    /// Is quest available for regular users
+    pub public: bool,
+
+    /// When quest becomes public
+    pub available_on: Option<Date>,
+
+    /// When quest expires
+    pub deadline: Option<Date>
 }
 
 impl Default for Quest {
@@ -69,7 +79,10 @@ impl Default for Quest {
             reward: u32::default(),
             name: default_name(),
             description: default_description(),
-            answer: default_answer()
+            answer: default_answer(),
+            public: false,
+            available_on: None,
+            deadline: None
         }
     }
 }