Adds BgcodeThumbnailProvider and BgcodePreviewHandler (#38667)

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fix/what does it change/how was it tested (even manually, if necessary)?
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## Summary of the Pull Request

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## PR Checklist

- [X] **Closes:** #30352
- [X] **Communication:** I've discussed this with core contributors
already. If work hasn't been agreed, this work might be rejected
- [X] **Tests:** Added/updated and all pass
- [X] **Localization:** All end user facing strings can be localized
- [ ] **Dev docs:** Added/updated
- [X] **New binaries:** Added on the required places
- [X] [JSON for
signing](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ESRPSigning_core.json)
for new binaries
- [X] [WXS for
installer](https://github.com/microsoft/PowerToys/blob/main/installer/PowerToysSetup/Product.wxs)
for new binaries and localization folder
- [ ] [YML for CI
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/ci/templates/build-powertoys-steps.yml)
for new test projects
- [ ] [YML for signed
pipeline](https://github.com/microsoft/PowerToys/blob/main/.pipelines/release.yml)
- [ ] **Documentation updated:** If checked, please file a pull request
on [our docs
repo](https://github.com/MicrosoftDocs/windows-uwp/tree/docs/hub/powertoys)
and link it here: #xxx

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## Detailed Description of the Pull Request / Additional comments


![image](https://github.com/user-attachments/assets/62c0cbbb-fbca-4bb3-82fe-696ba40da83d)


![image](https://github.com/user-attachments/assets/3f2f1346-91fb-4f49-85b9-8cd6e19e68e9)

<!-- Describe how you validated the behavior. Add automated tests
wherever possible, but list manual validation steps taken as well -->
## Validation Steps Performed

- Close PowerToys if installed in your machine
- Full build the solution: PowerToys.sln
- Start PowerToys from PowerToys\x64\Debug\PowerToys.exe or
PowerToys\x64\Release\PowerToys.exe
- Toggle the "Binary G-code thumbnail previewer" setting to enable
- Open HelperFiles folder on the tests and check if the icon changes to
an image
- Check explorer preview to see if image is also shown there

---------

Co-authored-by: leileizhang <leilzh@microsoft.com>

src/settings-ui/Settings.UI.UnitTests/ViewModelTests/PowerPreview.cs

@@ -61,11 +61,13 @@ namespace ViewModelTests
             Assert.AreEqual(originalSettings.Properties.EnableMonacoPreview, viewModel.MonacoRenderIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnablePdfPreview, viewModel.PDFRenderIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnableGcodePreview, viewModel.GCODERenderIsEnabled);
+            Assert.AreEqual(originalSettings.Properties.EnableBgcodePreview, viewModel.BGCODERenderIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnableQoiPreview, viewModel.QOIRenderIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnableSvgPreview, viewModel.SVGRenderIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnableSvgThumbnail, viewModel.SVGThumbnailIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnablePdfThumbnail, viewModel.PDFThumbnailIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnableGcodeThumbnail, viewModel.GCODEThumbnailIsEnabled);
+            Assert.AreEqual(originalSettings.Properties.EnableBgcodeThumbnail, viewModel.BGCODEThumbnailIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnableStlThumbnail, viewModel.STLThumbnailIsEnabled);
             Assert.AreEqual(originalSettings.Properties.EnableQoiThumbnail, viewModel.QOIThumbnailIsEnabled);
 
@@ -146,6 +148,24 @@ namespace ViewModelTests
             viewModel.GCODEThumbnailIsEnabled = true;
         }
 
+        [TestMethod]
+        public void BGCODEThumbnailIsEnabledShouldPrevHandlerWhenSuccessful()
+        {
+            // Assert
+            Func<string, int> sendMockIPCConfigMSG = msg =>
+            {
+                SndModuleSettings<SndPowerPreviewSettings> snd = JsonSerializer.Deserialize<SndModuleSettings<SndPowerPreviewSettings>>(msg);
+                Assert.IsTrue(snd.PowertoysSetting.FileExplorerPreviewSettings.Properties.EnableBgcodeThumbnail);
+                return 0;
+            };
+
+            // arrange
+            PowerPreviewViewModel viewModel = new PowerPreviewViewModel(SettingsRepository<PowerPreviewSettings>.GetInstance(mockPowerPreviewSettingsUtils.Object), SettingsRepository<GeneralSettings>.GetInstance(mockGeneralSettingsUtils.Object), sendMockIPCConfigMSG, PowerPreviewSettings.ModuleName);
+
+            // act
+            viewModel.BGCODEThumbnailIsEnabled = true;
+        }
+
         [TestMethod]
         public void STLThumbnailIsEnabledShouldPrevHandlerWhenSuccessful()
         {
@@ -254,6 +274,24 @@ namespace ViewModelTests
             viewModel.GCODERenderIsEnabled = true;
         }
 
+        [TestMethod]
+        public void BGCODERenderIsEnabledShouldPrevHandlerWhenSuccessful()
+        {
+            // Assert
+            Func<string, int> sendMockIPCConfigMSG = msg =>
+            {
+                SndModuleSettings<SndPowerPreviewSettings> snd = JsonSerializer.Deserialize<SndModuleSettings<SndPowerPreviewSettings>>(msg);
+                Assert.IsTrue(snd.PowertoysSetting.FileExplorerPreviewSettings.Properties.EnableBgcodePreview);
+                return 0;
+            };
+
+            // arrange
+            PowerPreviewViewModel viewModel = new PowerPreviewViewModel(SettingsRepository<PowerPreviewSettings>.GetInstance(mockPowerPreviewSettingsUtils.Object), SettingsRepository<GeneralSettings>.GetInstance(mockGeneralSettingsUtils.Object), sendMockIPCConfigMSG, PowerPreviewSettings.ModuleName);
+
+            // act
+            viewModel.BGCODERenderIsEnabled = true;
+        }
+
         [TestMethod]
         public void QOIRenderIsEnabledShouldPrevHandlerWhenSuccessful()
         {