feat: Portal, Email Inbound, Discuss + module improvements

- Portal: /my/* routes, signup, password reset, portal user support
- Email Inbound: IMAP polling (go-imap/v2), thread matching
- Discuss: mail.channel, long-polling bus, DM, unread count
- Cron: ir.cron runner (goroutine scheduler)
- Bank Import, CSV/Excel Import
- Automation (ir.actions.server)
- Fetchmail service
- HR Payroll model
- Various fixes across account, sale, stock, purchase, crm, hr, project

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

pkg/server/image.go

@@ -2,6 +2,7 @@ package server
 
 import (
 	"fmt"
+	"log"
 	"net/http"
 	"strconv"
 	"strings"
@@ -55,9 +56,11 @@ func (s *Server) handleImage(w http.ResponseWriter, r *http.Request) {
 				table := m.Table()
 				var data []byte
 				ctx := r.Context()
-				_ = s.pool.QueryRow(ctx,
+				if err := s.pool.QueryRow(ctx,
 					fmt.Sprintf(`SELECT "%s" FROM "%s" WHERE id = $1`, f.Column(), table), id,
-				).Scan(&data)
+				).Scan(&data); err != nil {
+					log.Printf("warning: image query failed for %s.%s id=%d: %v", model, field, id, err)
+				}
 				if len(data) > 0 {
 					// Detect content type
 					contentType := http.DetectContentType(data)
@@ -76,9 +79,11 @@ func (s *Server) handleImage(w http.ResponseWriter, r *http.Request) {
 		m := orm.Registry.Get(model)
 		if m != nil {
 			var name string
-			_ = s.pool.QueryRow(r.Context(),
+			if err := s.pool.QueryRow(r.Context(),
 				fmt.Sprintf(`SELECT COALESCE(name, '') FROM "%s" WHERE id = $1`, m.Table()), id,
-			).Scan(&name)
+			).Scan(&name); err != nil {
+				log.Printf("warning: image name lookup failed for %s id=%d: %v", model, id, err)
+			}
 			if len(name) > 0 {
 				initial = strings.ToUpper(name[:1])
 			}