Removed strongly typed inventory objects

Added EAV inventory types

Added EAV object handling philosophy

Added controllers

Added EF Core migration integration

WyvernInventory.API/Controllers/api/v1/InventoryItemController.cs

@@ -0,0 +1,66 @@
+using Microsoft.AspNetCore.Mvc;
+using Serilog.Events;
+using WyvernInventory.Core.Interfaces.Services;
+using WyvernInventory.Core.Models;
+using ILogger = Serilog.ILogger;
+
+namespace WyvernInventory.API.Controllers.api.v1;
+
+[ApiController]
+[Route("api/v1/[controller]")]
+public class InventoryItemController(IInventoryItemService inventoryItemService, ILogger logger) : ControllerBase
+{
+    private readonly IInventoryItemService _inventoryItemService = inventoryItemService;
+    private ILogger _logger = logger;
+
+    [HttpPost]
+    public ActionResult<List<InventoryItemDto>> Get([FromBody] List<InventoryItemRequest> items)
+    {
+        try
+        {
+            return _inventoryItemService.GetAsync(items).Result;
+        }
+        catch (Exception e)
+        {
+            _logger.Write(LogEventLevel.Error, e, "An error occured");
+            return StatusCode(500, "Internal server error");
+        }
+    }
+
+    [HttpPost("upsert")]
+    public ActionResult Post([FromBody] List<InventoryItemRequest> items)
+    {
+        try
+        {
+            (int, int) results = _inventoryItemService.UpsertAsync(items).Result;
+        
+            if (results.Item1 > 0 || results.Item2 > 0)
+            {
+                return Ok(new { Created = results.Item1, Updated = results.Item2 });
+            }
+
+            return Ok();
+        }
+        catch (Exception e)
+        {
+            _logger.Write(LogEventLevel.Error, e, "An error occured");
+            return StatusCode(500, "Internal server error");
+        }
+    }
+
+    [HttpDelete("{id}")]
+    public ActionResult Delete([FromRoute] int id)
+    {
+        try
+        {
+            int results = _inventoryItemService.DeleteAsync([new() { Id = id }]).Result;
+        
+            return Ok(results);
+        }
+        catch (Exception e)
+        {
+            _logger.Write(LogEventLevel.Error, e, "An error occured");
+            return StatusCode(500, "Internal server error");
+        }
+    }
+}