Add PostgreSql database provider (loic-sharma#228)

Author: Marusyk

BaGet.sln

@@ -34,9 +34,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BaGet.Core.Server", "src\Ba
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BaGet.Database.Sqlite", "src\BaGet.Database.Sqlite\BaGet.Database.Sqlite.csproj", "{EC5E6B2C-2494-40E8-8682-080BA580DDA7}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BaGet.Database.SqlServer", "src\BaGet.Database.SqlServer\BaGet.Database.SqlServer.csproj", "{4C513AFC-BA7B-471D-B8F6-268E7AD2074C}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BaGet.Database.SqlServer", "src\BaGet.Database.SqlServer\BaGet.Database.SqlServer.csproj", "{4C513AFC-BA7B-471D-B8F6-268E7AD2074C}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BaGet.Database.MySql", "src\BaGet.Database.MySql\BaGet.Database.MySql.csproj", "{A4375529-E855-4D46-AA4F-B3FE630C3DE1}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BaGet.Database.MySql", "src\BaGet.Database.MySql\BaGet.Database.MySql.csproj", "{A4375529-E855-4D46-AA4F-B3FE630C3DE1}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BaGet.Database.PostgreSql", "src\BaGet.Database.PostgreSql\BaGet.Database.PostgreSql.csproj", "{F48F201A-4DEE-4D5B-9C0B-59490FE942FA}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -96,6 +98,10 @@ Global
 		{A4375529-E855-4D46-AA4F-B3FE630C3DE1}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{A4375529-E855-4D46-AA4F-B3FE630C3DE1}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A4375529-E855-4D46-AA4F-B3FE630C3DE1}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F48F201A-4DEE-4D5B-9C0B-59490FE942FA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F48F201A-4DEE-4D5B-9C0B-59490FE942FA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F48F201A-4DEE-4D5B-9C0B-59490FE942FA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F48F201A-4DEE-4D5B-9C0B-59490FE942FA}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -114,6 +120,7 @@ Global
 		{EC5E6B2C-2494-40E8-8682-080BA580DDA7} = {26A0B557-53FB-4B9A-94C4-BCCF1BDCB0CC}
 		{4C513AFC-BA7B-471D-B8F6-268E7AD2074C} = {26A0B557-53FB-4B9A-94C4-BCCF1BDCB0CC}
 		{A4375529-E855-4D46-AA4F-B3FE630C3DE1} = {26A0B557-53FB-4B9A-94C4-BCCF1BDCB0CC}
+		{F48F201A-4DEE-4D5B-9C0B-59490FE942FA} = {26A0B557-53FB-4B9A-94C4-BCCF1BDCB0CC}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {1423C027-2C90-417F-8629-2A4CF107C055}

src/BaGet.Core/Configuration/DatabaseOptions.cs

@@ -15,5 +15,6 @@ public enum DatabaseType
         MySql,
         Sqlite,
         SqlServer,
+        PostgreSql
     }
 }

src/BaGet.Database.PostgreSql/BaGet.Database.PostgreSql.csproj

@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFrameworks>netstandard2.0;net461</TargetFrameworks>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="2.2.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\BaGet.Core\BaGet.Core.csproj" />
+  </ItemGroup>
+
+</Project>