feat: add phase five operations foundation

Tiku.Api/Controllers/BackgroundJobsController.cs

@@ -0,0 +1,41 @@
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Tiku.Api.Contracts;
+using Tiku.Application.Jobs;
+using Tiku.Application.Security;
+
+namespace Tiku.Api.Controllers;
+
+[ApiController]
+[Route("api/backoffice/tenant/jobs")]
+[Authorize(Policy = TikuPolicies.TenantAdmin)]
+public sealed class BackgroundJobsController(
+    IBackgroundJobService backgroundJobService,
+    ITenantContext tenantContext) : ControllerBase
+{
+    [HttpGet]
+    [ProducesResponseType<IReadOnlyCollection<BackgroundJobItem>>(StatusCodes.Status200OK)]
+    public async Task<ActionResult<IReadOnlyCollection<BackgroundJobItem>>> List(
+        [FromQuery] string? jobType,
+        [FromQuery] int? limit,
+        CancellationToken cancellationToken)
+    {
+        var tenantId = ResolveTenantId();
+        return Ok(await backgroundJobService.ListAsync(tenantId, jobType, limit ?? 50, cancellationToken));
+    }
+
+    [HttpPost]
+    [ProducesResponseType<BackgroundJobItem>(StatusCodes.Status200OK)]
+    public async Task<ActionResult<BackgroundJobItem>> Create(
+        CreateBackgroundJobDto request,
+        CancellationToken cancellationToken)
+    {
+        var tenantId = ResolveTenantId();
+        return Ok(await backgroundJobService.EnqueueAsync(request.ToCommand(tenantId), cancellationToken));
+    }
+
+    private Guid ResolveTenantId()
+    {
+        return tenantContext.TenantId ?? throw new InvalidOperationException("Tenant context was not resolved.");
+    }
+}