refactor(comments): remove consented_at column from migration and model

migrations/004_comments.sql

@@ -12,7 +12,6 @@ CREATE TABLE IF NOT EXISTS comments (
     status       TEXT NOT NULL DEFAULT 'pending',
     ip_address   VARCHAR(45),
     user_agent   VARCHAR(500),
-    consented_at TIMESTAMPTZ,
     approved_at  TIMESTAMPTZ,
     created_at   TIMESTAMPTZ NOT NULL DEFAULT NOW(),
     updated_at   TIMESTAMPTZ NOT NULL DEFAULT NOW(),

src/models/comment.rs

@@ -47,7 +47,6 @@ pub struct Comment {
     pub status: CommentStatus,
     pub ip_address: Option<String>,
     pub user_agent: Option<String>,
-    pub consented_at: Option<DateTime<Utc>>,
     pub approved_at: Option<DateTime<Utc>>,
     pub created_at: DateTime<Utc>,
     pub updated_at: DateTime<Utc>,