refactor(models): update data models and remove deprecated IM entities

- Update channel, notification, PR, repo, user, workspace models
- Remove deleted IM models: articles, channel follows, message
  attachments/bookmarks/drafts/edit history/embeds/mentions/pins/
  polls/reactions/threads, saved messages, thread read states
- Add new PR models: review requests, templates
- Add repo release assets model
- Add base_info module for API detail responses

models/channels/article_comments.rs

@@ -1,18 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-/// Discussion comment on an article (similar to blog comments).
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct ArticleComment {
-    pub id: Uuid,
-    pub article_id: Uuid,
-    pub channel_id: Uuid,
-    pub author_id: Uuid,
-    pub parent_comment_id: Option<Uuid>,
-    pub body: String,
-    pub edited_at: Option<DateTime<Utc>>,
-    pub deleted_at: Option<DateTime<Utc>>,
-    pub created_at: DateTime<Utc>,
-    pub updated_at: DateTime<Utc>,
-}

models/channels/article_cross_posts.rs

@@ -1,22 +0,0 @@
-use crate::models::common::Status;
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-/// Tracks a single cross-post delivery when an article is published
-/// to a follower channel/workspace.
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct ArticleCrossPost {
-    pub id: Uuid,
-    pub article_id: Uuid,
-    pub follow_id: Uuid,
-    pub target_workspace_id: Uuid,
-    pub target_channel_id: Option<Uuid>,
-    pub status: Status,
-    pub attempts: i32,
-    pub last_error: Option<String>,
-    pub sent_at: Option<DateTime<Utc>>,
-    pub delivered_at: Option<DateTime<Utc>>,
-    pub failed_at: Option<DateTime<Utc>>,
-    pub created_at: DateTime<Utc>,
-}

models/channels/article_reactions.rs

@@ -1,14 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-/// Reaction on an article (emoji reactions, separate from message reactions).
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct ArticleReaction {
-    pub id: Uuid,
-    pub article_id: Uuid,
-    pub channel_id: Uuid,
-    pub user_id: Uuid,
-    pub content: String,
-    pub created_at: DateTime<Utc>,
-}

models/channels/articles.rs

@@ -1,35 +0,0 @@
-use crate::models::common::{ArticleStatus, JsonValue, Visibility};
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-/// Long-form article for announcement/news channels.
-/// Unlike a plain Message, an article has a title, cover image,
-/// publish lifecycle, and can be cross-posted to followers.
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct Article {
-    pub id: Uuid,
-    pub channel_id: Uuid,
-    pub author_id: Uuid,
-    pub title: String,
-    pub slug: String,
-    pub summary: Option<String>,
-    pub body: String,
-    pub cover_image_url: Option<String>,
-    pub status: ArticleStatus,
-    pub visibility: Visibility,
-    pub tags: Vec<String>,
-    pub published_at: Option<DateTime<Utc>>,
-    pub published_by: Option<Uuid>,
-    pub scheduled_at: Option<DateTime<Utc>>,
-    pub unpublished_at: Option<DateTime<Utc>>,
-    pub views_count: i64,
-    pub comments_count: i64,
-    pub reactions_count: i64,
-    pub cross_posted: bool,
-    pub cross_posted_from: Option<Uuid>,
-    pub metadata: Option<JsonValue>,
-    pub created_at: DateTime<Utc>,
-    pub updated_at: DateTime<Utc>,
-    pub deleted_at: Option<DateTime<Utc>>,
-}

models/channels/channel.rs

@@ -1,3 +1,4 @@
+use crate::models::base_info::UserBaseInfo;
 use crate::models::common::{
     ChannelKind, ChannelType, ForumLayout, ForumSortOrder, JsonValue, Visibility,
 };
@@ -5,7 +6,7 @@ use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow, utoipa::ToSchema)]
 pub struct Channel {
     pub id: Uuid,
     pub workspace_id: Uuid,
@@ -41,3 +42,64 @@ pub struct Channel {
     pub updated_at: DateTime<Utc>,
     pub deleted_at: Option<DateTime<Utc>>,
 }
+
+#[derive(Debug, Clone, Serialize, Deserialize, utoipa::ToSchema)]
+pub struct ChannelDetail {
+    pub id: Uuid,
+    pub workspace_id: Uuid,
+    pub repo_id: Option<Uuid>,
+    pub category_id: Option<Uuid>,
+    pub creator: UserBaseInfo,
+    pub name: String,
+    pub topic: Option<String>,
+    pub description: Option<String>,
+    pub channel_type: ChannelType,
+    pub channel_kind: ChannelKind,
+    pub visibility: Visibility,
+    pub position: Option<i32>,
+    pub nsfw: bool,
+    pub archived: bool,
+    pub read_only: bool,
+    pub bitrate: Option<i32>,
+    pub user_limit: Option<i32>,
+    pub rtc_region: Option<String>,
+    pub parent_channel_id: Option<Uuid>,
+    pub last_message_id: Option<Uuid>,
+    pub last_message_at: Option<DateTime<Utc>>,
+    pub archived_at: Option<DateTime<Utc>>,
+    pub created_at: DateTime<Utc>,
+    pub updated_at: DateTime<Utc>,
+    pub deleted_at: Option<DateTime<Utc>>,
+}
+
+impl Channel {
+    pub fn into_detail(self, creator: UserBaseInfo) -> ChannelDetail {
+        ChannelDetail {
+            id: self.id,
+            workspace_id: self.workspace_id,
+            repo_id: self.repo_id,
+            category_id: self.category_id,
+            creator,
+            name: self.name,
+            topic: self.topic,
+            description: self.description,
+            channel_type: self.channel_type,
+            channel_kind: self.channel_kind,
+            visibility: self.visibility,
+            position: self.position,
+            nsfw: self.nsfw,
+            archived: self.archived,
+            read_only: self.read_only,
+            bitrate: self.bitrate,
+            user_limit: self.user_limit,
+            rtc_region: self.rtc_region,
+            parent_channel_id: self.parent_channel_id,
+            last_message_id: self.last_message_id,
+            last_message_at: self.last_message_at,
+            archived_at: self.archived_at,
+            created_at: self.created_at,
+            updated_at: self.updated_at,
+            deleted_at: self.deleted_at,
+        }
+    }
+}

models/channels/channel_categories.rs

@@ -2,7 +2,7 @@ use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow, utoipa::ToSchema)]
 pub struct ChannelCategory {
     pub id: Uuid,
     pub workspace_id: Uuid,

models/channels/channel_follows.rs

@@ -1,23 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-/// Follow relationship on an announcement channel.
-/// Allows another workspace or channel to receive cross-posts
-/// when articles are published.
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct ChannelFollow {
-    pub id: Uuid,
-    pub source_channel_id: Uuid,
-    pub target_workspace_id: Uuid,
-    pub target_channel_id: Option<Uuid>,
-    pub webhook_url: Option<String>,
-    pub webhook_secret_ciphertext: Option<String>,
-    pub enabled: bool,
-    pub followed_by: Uuid,
-    pub unfollowed_at: Option<DateTime<Utc>>,
-    pub last_delivery_at: Option<DateTime<Utc>>,
-    pub last_delivery_status: Option<String>,
-    pub created_at: DateTime<Utc>,
-    pub updated_at: DateTime<Utc>,
-}

models/channels/channel_members.rs

@@ -3,7 +3,7 @@ use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
+#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow, utoipa::ToSchema)]
 pub struct ChannelMember {
     pub id: Uuid,
     pub channel_id: Uuid,

models/channels/channel_permission_overwrites.rs

@@ -1,4 +1,4 @@
-use crate::models::common::{OverwriteTarget, Permission};
+use crate::models::common::OverwriteTarget;
 use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
@@ -9,8 +9,8 @@ pub struct ChannelPermissionOverwrite {
     pub channel_id: Uuid,
     pub target_type: OverwriteTarget,
     pub target_id: Uuid,
-    pub allow: Vec<Permission>,
-    pub deny: Vec<Permission>,
+    pub allow: Vec<String>,
+    pub deny: Vec<String>,
     pub created_by: Uuid,
     pub created_at: DateTime<Utc>,
     pub updated_at: DateTime<Utc>,

models/channels/message.rs

@@ -1,23 +0,0 @@
-use crate::models::common::{JsonValue, MessageType};
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct Message {
-    pub id: Uuid,
-    pub channel_id: Uuid,
-    pub author_id: Uuid,
-    pub thread_id: Option<Uuid>,
-    pub reply_to_message_id: Option<Uuid>,
-    pub seq: i64,
-    pub message_type: MessageType,
-    pub body: String,
-    pub metadata: Option<JsonValue>,
-    pub pinned: bool,
-    pub system: bool,
-    pub edited_at: Option<DateTime<Utc>>,
-    pub deleted_at: Option<DateTime<Utc>>,
-    pub created_at: DateTime<Utc>,
-    pub updated_at: DateTime<Utc>,
-}

models/channels/message_attachments.rs

@@ -1,21 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessageAttachment {
-    pub id: Uuid,
-    pub message_id: Uuid,
-    pub channel_id: Uuid,
-    pub filename: String,
-    pub url: String,
-    pub proxy_url: Option<String>,
-    pub size_bytes: i64,
-    pub mime_type: String,
-    pub width: Option<i32>,
-    pub height: Option<i32>,
-    pub duration_ms: Option<i64>,
-    pub thumbnail_url: Option<String>,
-    pub blurhash: Option<String>,
-    pub created_at: DateTime<Utc>,
-}

models/channels/message_bookmarks.rs

@@ -1,14 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessageBookmark {
-    pub id: Uuid,
-    pub message_id: Uuid,
-    pub channel_id: Uuid,
-    pub user_id: Uuid,
-    pub note: Option<String>,
-    pub created_at: DateTime<Utc>,
-    pub updated_at: DateTime<Utc>,
-}

models/channels/message_drafts.rs

@@ -1,17 +0,0 @@
-use crate::models::common::JsonValue;
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessageDraft {
-    pub id: Uuid,
-    pub user_id: Uuid,
-    pub channel_id: Uuid,
-    pub thread_id: Option<Uuid>,
-    pub reply_to_message_id: Option<Uuid>,
-    pub content: String,
-    pub attachments: Option<JsonValue>,
-    pub created_at: DateTime<Utc>,
-    pub updated_at: DateTime<Utc>,
-}

models/channels/message_edit_history.rs

@@ -1,13 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessageEditHistory {
-    pub id: Uuid,
-    pub message_id: Uuid,
-    pub channel_id: Uuid,
-    pub previous_body: String,
-    pub edited_by: Uuid,
-    pub edited_at: DateTime<Utc>,
-}

models/channels/message_embeds.rs

@@ -1,34 +0,0 @@
-use crate::models::common::{EmbedType, JsonValue};
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessageEmbed {
-    pub id: Uuid,
-    pub message_id: Uuid,
-    pub embed_type: EmbedType,
-    pub title: Option<String>,
-    pub description: Option<String>,
-    pub url: Option<String>,
-    pub author_name: Option<String>,
-    pub author_url: Option<String>,
-    pub author_icon_url: Option<String>,
-    pub thumbnail_url: Option<String>,
-    pub thumbnail_width: Option<i32>,
-    pub thumbnail_height: Option<i32>,
-    pub image_url: Option<String>,
-    pub image_width: Option<i32>,
-    pub image_height: Option<i32>,
-    pub video_url: Option<String>,
-    pub video_width: Option<i32>,
-    pub video_height: Option<i32>,
-    pub color: Option<i32>,
-    pub fields: Option<JsonValue>,
-    pub footer_text: Option<String>,
-    pub footer_icon_url: Option<String>,
-    pub provider_name: Option<String>,
-    pub provider_url: Option<String>,
-    pub timestamp: Option<DateTime<Utc>>,
-    pub created_at: DateTime<Utc>,
-}

models/channels/message_mentions.rs

@@ -1,14 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessageMention {
-    pub id: Uuid,
-    pub message_id: Uuid,
-    pub channel_id: Uuid,
-    pub mentioned_user_id: Uuid,
-    pub mentioned_by: Uuid,
-    pub read_at: Option<DateTime<Utc>>,
-    pub created_at: DateTime<Utc>,
-}

models/channels/message_pins.rs

@@ -1,12 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessagePin {
-    pub id: Uuid,
-    pub message_id: Uuid,
-    pub channel_id: Uuid,
-    pub pinned_by: Uuid,
-    pub pinned_at: DateTime<Utc>,
-}

models/channels/message_poll_options.rs

@@ -1,16 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-/// Poll option.
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessagePollOption {
-    pub id: Uuid,
-    pub poll_id: Uuid,
-    pub position: i32,
-    pub text: String,
-    pub emoji_id: Option<String>,
-    pub emoji_name: Option<String>,
-    pub vote_count: i64,
-    pub created_at: DateTime<Utc>,
-}

models/channels/message_poll_votes.rs

@@ -1,13 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-/// User vote record for a poll option.
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessagePollVote {
-    pub id: Uuid,
-    pub poll_id: Uuid,
-    pub option_id: Uuid,
-    pub user_id: Uuid,
-    pub voted_at: DateTime<Utc>,
-}

models/channels/message_polls.rs

@@ -1,22 +0,0 @@
-use crate::models::common::{JsonValue, PollLayout};
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-/// Message poll (similar to Discord Polls).
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessagePoll {
-    pub id: Uuid,
-    pub message_id: Uuid,
-    pub channel_id: Uuid,
-    pub question: String,
-    pub description: Option<String>,
-    pub layout: PollLayout,
-    pub allow_multiselect: bool,
-    pub duration_hours: Option<i32>,
-    pub ends_at: Option<DateTime<Utc>>,
-    pub total_votes: i64,
-    pub metadata: Option<JsonValue>,
-    pub created_at: DateTime<Utc>,
-    pub updated_at: DateTime<Utc>,
-}

models/channels/message_reactions.rs

@@ -1,13 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessageReaction {
-    pub id: Uuid,
-    pub message_id: Uuid,
-    pub channel_id: Uuid,
-    pub user_id: Uuid,
-    pub content: String,
-    pub created_at: DateTime<Utc>,
-}

models/channels/message_threads.rs

@@ -1,27 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct MessageThread {
-    pub id: Uuid,
-    pub channel_id: Uuid,
-    pub root_message_id: Uuid,
-    pub created_by: Uuid,
-    pub replies_count: i64,
-    pub participants_count: i64,
-    pub last_reply_message_id: Option<Uuid>,
-    pub last_reply_at: Option<DateTime<Utc>>,
-    pub resolved: bool,
-    pub resolved_by: Option<Uuid>,
-    pub resolved_at: Option<DateTime<Utc>>,
-    // ── Forum post specific ──
-    pub title: Option<String>,
-    pub tags: Vec<String>,
-    pub pinned: bool,
-    pub locked: bool,
-    pub rate_limit_per_user: Option<i32>,
-    pub auto_archive_at: Option<DateTime<Utc>>,
-    pub created_at: DateTime<Utc>,
-    pub updated_at: DateTime<Utc>,
-}

models/channels/mod.rs

@@ -1,11 +1,6 @@
-pub mod article_comments;
-pub mod article_cross_posts;
-pub mod article_reactions;
-pub mod articles;
 pub mod channel;
 pub mod channel_categories;
 pub mod channel_events;
-pub mod channel_follows;
 pub mod channel_invitations;
 pub mod channel_member_roles;
 pub mod channel_members;
@@ -17,32 +12,12 @@ pub mod channel_webhooks;
 pub mod custom_emojis;
 pub mod forum_tags;
 pub mod im_integrations;
-pub mod message;
-pub mod message_attachments;
-pub mod message_bookmarks;
-pub mod message_drafts;
-pub mod message_edit_history;
-pub mod message_embeds;
-pub mod message_mentions;
-pub mod message_pins;
-pub mod message_poll_options;
-pub mod message_poll_votes;
-pub mod message_polls;
-pub mod message_reactions;
-pub mod message_threads;
-pub mod saved_messages;
 pub mod stages;
-pub mod thread_read_states;
 pub mod voice_participants;
 
-pub use article_comments::ArticleComment;
-pub use article_cross_posts::ArticleCrossPost;
-pub use article_reactions::ArticleReaction;
-pub use articles::Article;
-pub use channel::Channel;
+pub use channel::{Channel, ChannelDetail};
 pub use channel_categories::ChannelCategory;
 pub use channel_events::ChannelEvent;
-pub use channel_follows::ChannelFollow;
 pub use channel_invitations::ChannelInvitation;
 pub use channel_member_roles::ChannelMemberRole;
 pub use channel_members::ChannelMember;
@@ -54,20 +29,5 @@ pub use channel_webhooks::ChannelWebhook;
 pub use custom_emojis::CustomEmoji;
 pub use forum_tags::ForumTag;
 pub use im_integrations::ImIntegration;
-pub use message::Message;
-pub use message_attachments::MessageAttachment;
-pub use message_bookmarks::MessageBookmark;
-pub use message_drafts::MessageDraft;
-pub use message_edit_history::MessageEditHistory;
-pub use message_embeds::MessageEmbed;
-pub use message_mentions::MessageMention;
-pub use message_pins::MessagePin;
-pub use message_poll_options::MessagePollOption;
-pub use message_poll_votes::MessagePollVote;
-pub use message_polls::MessagePoll;
-pub use message_reactions::MessageReaction;
-pub use message_threads::MessageThread;
-pub use saved_messages::SavedMessage;
 pub use stages::Stage;
-pub use thread_read_states::ThreadReadState;
 pub use voice_participants::VoiceParticipant;

models/channels/saved_messages.rs

@@ -1,13 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct SavedMessage {
-    pub id: Uuid,
-    pub user_id: Uuid,
-    pub message_id: Uuid,
-    pub channel_id: Uuid,
-    pub note: Option<String>,
-    pub created_at: DateTime<Utc>,
-}

models/channels/thread_read_states.rs

@@ -1,14 +0,0 @@
-use chrono::{DateTime, Utc};
-use serde::{Deserialize, Serialize};
-use uuid::Uuid;
-
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, sqlx::FromRow)]
-pub struct ThreadReadState {
-    pub id: Uuid,
-    pub user_id: Uuid,
-    pub thread_id: Uuid,
-    pub channel_id: Uuid,
-    pub last_read_message_id: Option<Uuid>,
-    pub last_read_at: Option<DateTime<Utc>>,
-    pub updated_at: DateTime<Utc>,
-}