almost there but tasks dont disappear in UI and click&drag doesnt work

server/ajax/form/uuid.go

@@ -0,0 +1,15 @@
+package form
+
+import (
+	"fmt"
+	"hash/fnv"
+
+	"github.com/google/uuid"
+)
+
+func NewUUID() string {
+	uuid := uuid.New().String()
+	h := fnv.New32a()
+	h.Write([]byte(uuid))
+	return fmt.Sprint(h.Sum32())
+}

server/ajax/form/uuid_test.go

@@ -0,0 +1,20 @@
+package form
+
+import (
+	"strconv"
+	"testing"
+)
+
+func TestUUID(t *testing.T) {
+	seen := map[string]struct{}{}
+	for i := 0; i < 50; i++ {
+		v := NewUUID()
+		if _, ok := seen[v]; ok {
+			t.Error(ok)
+		}
+		if _, err := strconv.Atoi(v); err != nil {
+			t.Error(err)
+		}
+		seen[v] = struct{}{}
+	}
+}