refactor: move stable store SQL to sqlc

.github/workflows/ci.yml

@@ -72,12 +72,15 @@ jobs:
       - name: Test with coverage
         run: go test -count=1 ./... -coverprofile=coverage.out
 
+      - name: Exclude generated code from coverage
+        run: grep -v '^github.com/openclaw/discrawl/internal/store/storedb/' coverage.out > coverage.filtered.out
+
       - name: Test with race detector
         run: go test -count=1 -race ./...
 
       - name: Enforce coverage floor
         run: |
-          total="$(go tool cover -func=coverage.out | awk '/^total:/ { sub(/%$/, "", $3); print $3 }')"
+          total="$(go tool cover -func=coverage.filtered.out | awk '/^total:/ { sub(/%$/, "", $3); print $3 }')"
           awk -v total="$total" 'BEGIN {
             if (total == "") {
               print "missing coverage total"

internal/store/attachments.go

@@ -4,6 +4,8 @@ import (
 	"context"
 	"strings"
 	"time"
+
+	"github.com/openclaw/discrawl/internal/store/storedb"
 )
 
 type AttachmentListOptions struct {
@@ -241,29 +243,24 @@ func (s *Store) ExpandAttachmentChannelIDs(ctx context.Context, channelIDs []str
 }
 
 func (s *Store) UpdateAttachmentMedia(ctx context.Context, update AttachmentMediaUpdate) error {
-	_, err := s.db.ExecContext(ctx, `
-		update message_attachments
-		set media_path = ?,
-		    content_sha256 = ?,
-		    content_size = ?,
-		    fetched_at = ?,
-		    fetch_status = ?,
-		    fetch_error = ?,
-		    updated_at = ?
-		where attachment_id = ?
-	`, nullable(update.MediaPath), nullable(update.ContentSHA256), update.ContentSize, nullable(update.FetchedAt),
-		update.FetchStatus, update.FetchError, time.Now().UTC().Format(timeLayout), update.AttachmentID)
-	return err
+	return s.q.UpdateAttachmentMedia(ctx, storedb.UpdateAttachmentMediaParams{
+		MediaPath:     nullString(update.MediaPath),
+		ContentSha256: nullString(update.ContentSHA256),
+		ContentSize:   update.ContentSize,
+		FetchedAt:     nullString(update.FetchedAt),
+		FetchStatus:   update.FetchStatus,
+		FetchError:    update.FetchError,
+		UpdatedAt:     time.Now().UTC().Format(timeLayout),
+		AttachmentID:  update.AttachmentID,
+	})
 }
 
 func (s *Store) UpdateAttachmentFetchStatus(ctx context.Context, attachmentID, fetchedAt, status, message string) error {
-	_, err := s.db.ExecContext(ctx, `
-		update message_attachments
-		set fetched_at = ?,
-		    fetch_status = ?,
-		    fetch_error = ?,
-		    updated_at = ?
-		where attachment_id = ?
-	`, nullable(fetchedAt), status, message, time.Now().UTC().Format(timeLayout), attachmentID)
-	return err
+	return s.q.UpdateAttachmentFetchStatus(ctx, storedb.UpdateAttachmentFetchStatusParams{
+		FetchedAt:    nullString(fetchedAt),
+		FetchStatus:  status,
+		FetchError:   message,
+		UpdatedAt:    time.Now().UTC().Format(timeLayout),
+		AttachmentID: attachmentID,
+	})
 }

internal/store/attachments_test.go

@@ -56,6 +56,7 @@ func TestAttachmentMediaUpdatesAndFilters(t *testing.T) {
 		FetchStatus:   "fetched",
 	}))
 	require.NoError(t, s.UpdateAttachmentFetchStatus(ctx, "a2", "2026-05-15T12:06:00Z", "failed", "boom"))
+	require.NoError(t, seedAttachmentForGuild(ctx, s, "g1", "c1", "m1", "a1"))
 
 	rows, err := s.ListAttachments(ctx, AttachmentListOptions{MissingOnly: true})
 	require.NoError(t, err)