feat: add feed

internal/service/social_graph_service.go

@@ -19,6 +19,7 @@ import (
 	"fmt"
 	"html/template"
 	"strings"
+	"time"
 
 	"github.com/prabhupadasays/spsays-bff/internal/model"
 	"github.com/prabhupadasays/spsays-bff/internal/repository"
@@ -338,6 +339,13 @@ func (s *SocialGraphService) Followers(ctx context.Context, handle, q string, li
 	return s.follows.ListFollowers(ctx, u.ID, q, limit, offset)
 }
 
+// NewUsers returns up to `limit` accounts that joined in the last 24h for the
+// feed's "new on the platform" discovery strip — excluding the viewer, anyone
+// they already have a follow edge with, and blocked pairs.
+func (s *SocialGraphService) NewUsers(ctx context.Context, viewerID string, limit int) ([]model.UserSummary, error) {
+	return s.users.RecentlyJoined(ctx, viewerID, time.Now().Add(-24*time.Hour), limit)
+}
+
 func (s *SocialGraphService) Following(ctx context.Context, handle, q string, limit, offset int) ([]model.UserSummary, int, error) {
 	u, err := s.users.FindByHandle(ctx, handle)
 	if err != nil {