Squashed commit of the following:

commit 688c5426e8793b808b9c75c9a19733af0a402fcb
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sun Jul 21 16:25:14 2024 +0300

    Switch to port 8080

commit c39249f6528ec76686a9382d1dc375c07d1d5044
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sun Jul 21 16:24:59 2024 +0300

    Switch to alpine image

commit 5318d7ec3f4f3d205549cf6732fa5b066a1d0a36
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sun Jul 21 15:40:14 2024 +0300

    Add docker

commit b6cd60a973da26bc92cf1fb45b4d2396b7ce56ea
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sun Jul 21 15:00:12 2024 +0300

    Delete asynchrony

commit 44a194e6d27312f3b8dd0b9c9c02d873e06e0b22
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sun Jul 21 14:59:29 2024 +0300

    Add Equals and GetHasCode methods overrides to ProductQuantity class

commit a274eadd313e12f11cc84d32e5030bbc5b187f8c
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sun Jul 21 14:58:37 2024 +0300

    Add parsers tests

commit 4f969e70d9716d8ddb4f4efedd466846289d7e2b
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sun Jul 21 14:57:55 2024 +0300

    Update product tests

commit 2485e20d0e93bed562f929055b6867dc2574a95b
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sat Jul 20 19:34:19 2024 +0300

    Implement Excel parser

commit 30f2e28c87a4d961c1f1fc48fbd72334905bf4ed
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Sat Jul 20 16:58:35 2024 +0300

    Implement csv parser

commit 08e86b43c0829de341dc3d24fbe01aadbed2e173
Author: Serghei Cebotari <serghei@cebotari.ru>
Date:   Thu Jul 18 21:01:28 2024 +0300

    Edit port number

13 files changed, 177 insertions, 0 deletions

diff --git a/RhSolutions.SkuParser.Tests/ExcelParserTests.cs b/RhSolutions.SkuParser.Tests/ExcelParserTests.cs
new file mode 100644
index 0000000..83e95c1
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/ExcelParserTests.cs
@@ -0,0 +1,48 @@
+using RhSolutions.SkuParser.Services;
+
+namespace RhSolutions.SkuParser.Tests;
+
+public class ExcelParserTests
+{
+	private static readonly List<ProductQuantity> _expected = new()
+	{
+		new ProductQuantity() {Product= new Product() {Sku = "11303703100"}, Quantity = 2129.5},
+		new ProductQuantity() {Product= new Product() {Sku = "11303803100"}, Quantity = 503},
+		new ProductQuantity() {Product= new Product() {Sku = "11303903050"}, Quantity = 52},
+		new ProductQuantity() {Product= new Product() {Sku = "11080011001"}, Quantity = 2154},
+		new ProductQuantity() {Product= new Product() {Sku = "11080021001"}, Quantity = 134},
+		new ProductQuantity() {Product= new Product() {Sku = "11080031001"}, Quantity = 6},
+		new ProductQuantity() {Product= new Product() {Sku = "11080311001"}, Quantity = 462},
+		new ProductQuantity() {Product= new Product() {Sku = "11080611001"}, Quantity = 38},
+		new ProductQuantity() {Product= new Product() {Sku = "11080811001"}, Quantity = 24},
+		new ProductQuantity() {Product= new Product() {Sku = "11080831001"}, Quantity = 2},
+	};
+
+	[TestCase("simple.xlsx")]
+	[TestCase("simpleWithNames.xlsx")]
+	[TestCase("withHeader.xlsx")]
+	[TestCase("withHeaderAndGarbage.xlsx")]
+	[TestCase("twoTables.xlsx")]
+	[TestCase("rhSolutionsBsTable.xlsx")]
+	[TestCase("simpleWithFormulas.xlsx")]
+	public void XlsxTests(string filename)
+	{
+		var mockFile = FormFileUtil.GetMockFormFile(filename);
+		var parser = new ExcelParser();
+		var actual = parser.ParseProducts(mockFile.Object);
+		Assert.That(actual.Count, Is.EqualTo(_expected.Count()));
+		CollectionAssert.AllItemsAreInstancesOfType(actual, typeof(ProductQuantity));
+		CollectionAssert.AreEqual(_expected, actual);
+	}
+
+	[TestCase("simple.csv")]
+	public void CsvTests(string filename)
+	{
+		var mockFile = FormFileUtil.GetMockFormFile(filename);
+		var parser = new CsvParser();
+		var actual = parser.ParseProducts(mockFile.Object);
+		Assert.That(actual.Count, Is.EqualTo(_expected.Count()));
+		CollectionAssert.AllItemsAreInstancesOfType(actual, typeof(ProductQuantity));
+		CollectionAssert.AreEqual(_expected, actual);
+	}
+}
diff --git a/RhSolutions.SkuParser.Tests/FormFileUtil.cs b/RhSolutions.SkuParser.Tests/FormFileUtil.cs
new file mode 100644
index 0000000..aaee7ca
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/FormFileUtil.cs
@@ -0,0 +1,17 @@
+using Microsoft.AspNetCore.Http;
+using Moq;
+
+namespace RhSolutions.SkuParser.Tests;
+
+public static class FormFileUtil
+{
+	public static Mock<IFormFile> GetMockFormFile(string workbookName)
+	{
+		string filepath = "./../../../Workbooks/" + workbookName;
+		var mockFile = new Mock<IFormFile>();
+		var memoryStream = new MemoryStream([.. File.ReadAllBytes(filepath)]);
+		mockFile.Setup(x => x.OpenReadStream())
+			.Returns(memoryStream);
+		return mockFile;
+	}
+}
\ No newline at end of file
diff --git a/RhSolutions.SkuParser.Tests/GlobalUsings.cs b/RhSolutions.SkuParser.Tests/GlobalUsings.cs
new file mode 100644
index 0000000..139a90f
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/GlobalUsings.cs
@@ -0,0 +1,2 @@
+global using NUnit.Framework;
+global using RhSolutions.SkuParser.Models;
\ No newline at end of file
diff --git a/RhSolutions.SkuParser.Tests/ProductTests.cs b/RhSolutions.SkuParser.Tests/ProductTests.cs
new file mode 100644
index 0000000..12f0944
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/ProductTests.cs
@@ -0,0 +1,75 @@
+namespace RhSolutions.SkuParser.Tests;
+
+public class ProductTests
+{
+	[TestCase("12222221001")]
+	[TestCase("12222223001")]
+	[TestCase("160001-001")]
+	public void SimpleParse(string value)
+	{
+		Assert.True(Product.TryParse(value, out _));
+	}
+	
+	[TestCase("string 12222221001")]
+	[TestCase("12222223001 string")]
+	[TestCase("string 160001-001")]
+	[TestCase("160001-001 string ")]
+	[TestCase("11096641001 Трубка РЕХАУ из. нерж. стали для подкл. радиатора, Г-образная 16/250")]
+	public void AdvancedParse(string value)
+	{
+		Assert.True(Product.TryParse(value, out _));
+	}
+
+	[TestCase("11600011001")]
+	[TestCase("160001-001")]
+	public void ProductIsCorrect(string value)
+	{
+		if (Product.TryParse(value, out Product? product))
+		{
+			Assert.That(product!.Sku, Is.EqualTo("11600011001"));
+		}
+		else
+		{
+			Assert.Fail($"Parsing failed on {value}");
+		}
+	}
+
+	[TestCase("1222222001")]
+	[TestCase("12222225001")]
+	public void NotParses(string value)
+	{
+		Assert.False(Product.TryParse(value, out _));
+	}
+
+	[Test]
+	public void ProductEquality()
+	{
+		string value = "12222223001";
+		Product.TryParse(value, out Product? first);
+		Product.TryParse(value, out Product? second);
+		if (first == null || second == null)
+		{
+			Assert.Fail($"Parsing failed on {value}");
+		}
+		else
+		{
+			Assert.True(first.Equals(second));
+		}
+	}
+
+	[Test]
+	public void HashTest()
+	{
+		string value = "12222223001";
+		HashSet<Product> set = new();
+		if (Product.TryParse(value, out var product))
+		{
+			set.Add(product!);
+		}
+		else
+		{
+			Assert.Fail($"Parsing failed on {value}");
+		}
+		Assert.True(set.Contains(product!));
+	}
+}
\ No newline at end of file
diff --git a/RhSolutions.SkuParser.Tests/RhSolutions.SkuParser.Tests.csproj b/RhSolutions.SkuParser.Tests/RhSolutions.SkuParser.Tests.csproj
new file mode 100644
index 0000000..069fa02
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/RhSolutions.SkuParser.Tests.csproj
@@ -0,0 +1,25 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+
+    <IsPackable>false</IsPackable>
+    <IsTestProject>true</IsTestProject>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0" />
+    <PackageReference Include="Moq" Version="4.20.70" />
+    <PackageReference Include="NUnit" Version="3.13.3" />
+    <PackageReference Include="NUnit3TestAdapter" Version="4.2.1" />
+    <PackageReference Include="NUnit.Analyzers" Version="3.6.1" />
+    <PackageReference Include="coverlet.collector" Version="6.0.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\RhSolutions.SkuParser.Api\RhSolutions.SkuParser.Api.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/RhSolutions.SkuParser.Tests/Workbooks/rhSolutionsBsTable.xlsx b/RhSolutions.SkuParser.Tests/Workbooks/rhSolutionsBsTable.xlsx
new file mode 100644
index 0000000..dd05614
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/Workbooks/rhSolutionsBsTable.xlsx
diff --git a/RhSolutions.SkuParser.Tests/Workbooks/simple.csv b/RhSolutions.SkuParser.Tests/Workbooks/simple.csv
new file mode 100644
index 0000000..51d2c85
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/Workbooks/simple.csv
@@ -0,0 +1,10 @@
+11303703100;2129,5
+11303803100;503
+11303903050;52
+11080011001;2154
+11080021001;134
+11080031001;6
+11080311001;462
+11080611001;38
+11080811001;24
+11080831001;2
diff --git a/RhSolutions.SkuParser.Tests/Workbooks/simple.xlsx b/RhSolutions.SkuParser.Tests/Workbooks/simple.xlsx
new file mode 100644
index 0000000..05ac907
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/Workbooks/simple.xlsx
diff --git a/RhSolutions.SkuParser.Tests/Workbooks/simpleWithFormulas.xlsx b/RhSolutions.SkuParser.Tests/Workbooks/simpleWithFormulas.xlsx
new file mode 100644
index 0000000..7013e8e
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/Workbooks/simpleWithFormulas.xlsx
diff --git a/RhSolutions.SkuParser.Tests/Workbooks/simpleWithNames.xlsx b/RhSolutions.SkuParser.Tests/Workbooks/simpleWithNames.xlsx
new file mode 100644
index 0000000..88a4f25
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/Workbooks/simpleWithNames.xlsx
diff --git a/RhSolutions.SkuParser.Tests/Workbooks/twoTables.xlsx b/RhSolutions.SkuParser.Tests/Workbooks/twoTables.xlsx
new file mode 100644
index 0000000..8532761
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/Workbooks/twoTables.xlsx
diff --git a/RhSolutions.SkuParser.Tests/Workbooks/withHeader.xlsx b/RhSolutions.SkuParser.Tests/Workbooks/withHeader.xlsx
new file mode 100644
index 0000000..cc75854
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/Workbooks/withHeader.xlsx
diff --git a/RhSolutions.SkuParser.Tests/Workbooks/withHeaderAndGarbage.xlsx b/RhSolutions.SkuParser.Tests/Workbooks/withHeaderAndGarbage.xlsx
new file mode 100644
index 0000000..31cc27b
--- /dev/null
+++ b/RhSolutions.SkuParser.Tests/Workbooks/withHeaderAndGarbage.xlsx