Add project files.

Core.Blueprint.DAL.API/Controllers/BlobStorageController.cs

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+using Asp.Versioning;
+using Core.Blueprint.DAL.Storage.Contracts;
+using Core.Blueprint.Storage;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Core.Blueprint.DAL.API.Controllers
+{
+    [ApiVersion("1.0")]
+    [Route("api/v{api-version:apiVersion}/[controller]")]
+    [Produces("application/json")]
+    [ApiController]
+    [AllowAnonymous]
+    public class BlobStorageController(IBlobStorageService storageService) : ControllerBase
+    {
+        [HttpPost("UploadBlobFromFileBrowser")]
+        [Consumes("multipart/form-data")]
+        public async Task<IActionResult> UploadBlobAsync([FromQuery] string blobName, IFormFile file)
+        {
+            if (file == null || file.Length == 0)
+                return BadRequest("No file uploaded.");
+
+            using var stream = file.OpenReadStream();
+
+            var result = await storageService.UploadBlobAsync(blobName, stream);
+
+            return Ok(result);
+        }
+
+        [HttpPost("UploadBlob")]
+        public async Task<IActionResult> UploadBlobAsync([FromBody] BlobAddDto newBlob)
+        {
+            var result = await storageService.UploadBlobAsync(newBlob);
+            return Ok(result);
+        }
+
+        [HttpGet("GetBlobList")]
+        public async Task<IActionResult> GetBlobsListAsync([FromQuery] string? prefix)
+        {
+            var result = await storageService.GetBlobsListAsync(prefix).ConfigureAwait(false);
+            return Ok(result);
+        }
+
+        [HttpGet("DownloadBlob")]
+        public IActionResult DownloadBlobAsync([FromQuery] string blobName)
+        {
+            var result = storageService.DownloadBlobAsync(blobName);
+
+            return Ok(result);
+        }
+
+        [HttpDelete("DeleteBlob")]
+        public async Task<IActionResult> DeleteFileAsync([FromQuery] string blobName)
+        {
+            var result = await storageService.DeleteBlobAsync(blobName).ConfigureAwait(false);
+
+            if (result is null) return NotFound($"Blob {blobName} doesn't exist");
+            return Ok(result);
+        }
+    }
+}