Move descriptions to database, switch to SHA-512 hashes, fix declining invites not working, allow user deletion, fix broken permission checks for many things, security fixes

src/models/mods.rs

@@ -29,8 +29,10 @@ pub struct Mod {
     pub title: String,
     /// A short description of the mod.
     pub description: String,
-    /// The link to the long description of the mod.
-    pub body_url: String,
+    /// A long form description of the mod.
+    pub body: String,
+    /// The link to the long description of the mod. (Deprecated), being replaced by `body`
+    pub body_url: Option<String>,
     /// The date at which the mod was first published.
     pub published: DateTime<Utc>,
     /// The date at which the mod was first published.
@@ -192,7 +194,9 @@ pub struct Version {
     pub name: String,
     /// The version number. Ideally will follow semantic versioning
     pub version_number: String,
-    /// A link to the changelog for this version of the mod.
+    /// The changelog for this version of the mod.
+    pub changelog: String,
+    /// A link to the changelog for this version of the mod. (Deprecated), being replaced by `changelog`
     pub changelog_url: Option<String>,
     /// The date that this version was published.
     pub date_published: DateTime<Utc>,

src/models/users.rs

@@ -6,6 +6,8 @@ use serde::{Deserialize, Serialize};
 #[serde(into = "Base62Id")]
 pub struct UserId(pub u64);
 
+pub const DELETED_USER: UserId = UserId(127155982985829);
+
 #[derive(Serialize, Deserialize)]
 pub struct User {
     pub id: UserId,