Embed assets and fix offline/sync/pricing issues

internal/handlers/setup.go

@@ -5,13 +5,15 @@ import (
 	"html/template"
 	"log/slog"
 	"net/http"
+	"os"
 	"path/filepath"
 	"strconv"
 	"time"
 
-	"github.com/gin-gonic/gin"
+	qfassets "git.mchus.pro/mchus/quoteforge"
 	"git.mchus.pro/mchus/quoteforge/internal/db"
 	"git.mchus.pro/mchus/quoteforge/internal/localdb"
+	"github.com/gin-gonic/gin"
 	"gorm.io/driver/mysql"
 	"gorm.io/gorm"
 	"gorm.io/gorm/logger"
@@ -34,7 +36,13 @@ func NewSetupHandler(localDB *localdb.LocalDB, connMgr *db.ConnectionManager, te
 
 	// Load setup template (standalone, no base needed)
 	setupPath := filepath.Join(templatesPath, "setup.html")
-	tmpl, err := template.New("").Funcs(funcMap).ParseFiles(setupPath)
+	var tmpl *template.Template
+	var err error
+	if stat, statErr := os.Stat(templatesPath); statErr == nil && stat.IsDir() {
+		tmpl, err = template.New("").Funcs(funcMap).ParseFiles(setupPath)
+	} else {
+		tmpl, err = template.New("").Funcs(funcMap).ParseFS(qfassets.TemplatesFS, "web/templates/setup.html")
+	}
 	if err != nil {
 		return nil, fmt.Errorf("parsing setup template: %w", err)
 	}
@@ -196,8 +204,8 @@ func (h *SetupHandler) SaveConnection(c *gin.Context) {
 
 	// Always restart to properly initialize all services with the new connection
 	c.JSON(http.StatusOK, gin.H{
-		"success": true,
-		"message": "Settings saved. Please restart the application to apply changes.",
+		"success":          true,
+		"message":          "Settings saved. Please restart the application to apply changes.",
 		"restart_required": true,
 	})