chore: update admin apis

internal/repository/admin_repo.go

@@ -37,6 +37,9 @@ func (r *AdminRepo) ListUsers(ctx context.Context, q string, limit, offset int)
 		       u.email_verified_at, u.banned_at,
 		       (SELECT COUNT(*) FROM posts p WHERE p.user_id = u.id AND p.deleted_at IS NULL) AS post_count,
 		       u.created_at,
+		       (u.password_hash IS NOT NULL) AS has_password,
+		       (SELECT COALESCE(array_agg(oa.provider ORDER BY oa.provider), ARRAY[]::text[])
+		          FROM oauth_accounts oa WHERE oa.user_id = u.id) AS providers,
 		       COUNT(*) OVER() AS total
 		FROM users u
 		WHERE ($1 = '' OR u.name ILIKE '%'||$1||'%' OR u.handle ILIKE '%'||$1||'%'
@@ -53,7 +56,8 @@ func (r *AdminRepo) ListUsers(ctx context.Context, q string, limit, offset int)
 	for rows.Next() {
 		var u model.AdminUser
 		if err := rows.Scan(&u.ID, &u.Email, &u.Handle, &u.Name, &u.AvatarURL,
-			&u.Role, &u.Plan, &u.EmailVerifiedAt, &u.BannedAt, &u.PostCount, &u.CreatedAt, &total); err != nil {
+			&u.Role, &u.Plan, &u.EmailVerifiedAt, &u.BannedAt, &u.PostCount, &u.CreatedAt,
+			&u.HasPassword, &u.Providers, &total); err != nil {
 			return nil, 0, fmt.Errorf("scan admin user: %w", err)
 		}
 		out = append(out, u)
@@ -178,8 +182,9 @@ func (r *AdminRepo) ListFeedback(ctx context.Context, status string, limit, offs
 	return out, total, rows.Err()
 }
 
-// SaveReply stores an admin reply on a feedback row, stamps replied_at, and
-// resolves it (if not already). It returns the recipient's email (the
+// SaveReply stores an admin reply on a feedback row and stamps replied_at. It
+// does NOT change resolved_at — replying and resolving are independent actions
+// (resolve via ResolveFeedback). It returns the recipient's email (the
 // submitter's account email, else the anonymous contact_email — may be nil if
 // neither is known) and name so the caller can send the reply email. ok is
 // false when the id doesn't exist.
@@ -187,8 +192,7 @@ func (r *AdminRepo) SaveReply(ctx context.Context, id, message string) (email *s
 	err = r.pg.Pool.QueryRow(ctx, `
 		UPDATE feedback f
 		SET reply_message = $2,
-		    replied_at = now(),
-		    resolved_at = COALESCE(resolved_at, now())
+		    replied_at = now()
 		WHERE f.id = $1
 		RETURNING COALESCE((SELECT email FROM users WHERE id = f.user_id), f.contact_email),
 		          COALESCE((SELECT name FROM users WHERE id = f.user_id), '')`,