Enhance template and scheduling functionalities: add PlanningRules to template endpoints and commands, implement repeat limits and audience filtering in scheduling logic, and update related data structures. Refactor frontend components to support new rules and improve user experience in channel management.

backend/src/TeleWave.Infrastructure/Migrations/20260726110935_TemplatePlanningRules.cs

@@ -0,0 +1,28 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace TeleWave.Infrastructure.Migrations
+{
+    /// <inheritdoc />
+    public partial class TemplatePlanningRules : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "RulesJson",
+                table: "ScheduleTemplates",
+                type: "jsonb",
+                nullable: true);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "RulesJson",
+                table: "ScheduleTemplates");
+        }
+    }
+}