build fails

[atiq-cs]

I am using Visual Studio 2017 15.7.5

$ dotnet --version
2.1.302

Build fails,

$ dotnet build
Microsoft (R) Build Engine version 15.7.179.6572 for .NET Core
Copyright (C) Microsoft Corporation. All rights reserved.

  Nothing to do. None of the projects specified contain packages to restore.
D:\git_ws\cosmosdb\documentdb-dotnet-todo-app\src\todo.csproj(230,5): error : This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is ..\packages\Microsoft.Azure.DocumentDB.1.6.1\build\Microsoft.Azure.DocumentDB.targets.

Build FAILED.

D:\git_ws\cosmosdb\documentdb-dotnet-todo-app\src\todo.csproj(230,5): error : This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is ..\packages\Microsoft.Azure.DocumentDB.1.6.1\build\Microsoft.Azure.DocumentDB.targets.
    0 Warning(s)
    1 Error(s)

Time Elapsed 00:00:00.51

My environment variables in dev prompt looks like following,

**********************************************************************
** Visual Studio 2017 Developer Command Prompt v15.7.5
** Copyright (c) 2017 Microsoft Corporation
**********************************************************************

D:\PFiles_x86\Microsoft Visual Studio\2017\Professional>set
ALLUSERSPROFILE=C:\ProgramData
APPDATA=C:\Users\atiqc\AppData\Roaming
ChocolateyInstall=D:\PFiles_x64\Chocolatey
ChocolateyLastPathUpdate=Thu Jun 28 19:06:16 2018
CommandPromptType=Native
CommonProgramFiles=C:\Program Files\Common Files
CommonProgramFiles(x86)=C:\Program Files (x86)\Common Files
CommonProgramW6432=C:\Program Files\Common Files
COMPUTERNAME=ATIQ-RESEARCH
ComSpec=C:\WINDOWS\system32\cmd.exe
DevEnvDir=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Common7\IDE\
DriverData=C:\Windows\System32\Drivers\DriverData
ExtensionSdkDir=C:\Program Files (x86)\Microsoft SDKs\Windows Kits\10\ExtensionSDKs
Framework40Version=v4.0
FrameworkDir=C:\Windows\Microsoft.NET\Framework\
FrameworkDir32=C:\Windows\Microsoft.NET\Framework\
FrameworkVersion=v4.0.30319
FrameworkVersion32=v4.0.30319
FSHARPINSTALLDIR=C:\Program Files (x86)\Microsoft SDKs\F#\10.1\Framework\v4.0\
HOMEDRIVE=C:
HOMEPATH=\Users\atiqc
INCLUDE=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\VC\Tools\MSVC\14.14.26428\include;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.6.1\include\um;C:\Program Files (x86)\Windows Kits\10\include\10.0.17134.0\ucrt;C:\Program Files (x86)\Windows Kits\10\include\10.0.17134.0\shared;C:\Program Files (x86)\Windows Kits\10\include\10.0.17134.0\um;C:\Program Files (x86)\Windows Kits\10\include\10.0.17134.0\winrt;C:\Program Files (x86)\Windows Kits\10\include\10.0.17134.0\cppwinrt
LIB=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\VC\Tools\MSVC\14.14.26428\lib\x86;C:\Program Files (x86)\Windows Kits\NETFXSDK\4.6.1\lib\um\x86;C:\Program Files (x86)\Windows Kits\10\lib\10.0.17134.0\ucrt\x86;C:\Program Files (x86)\Windows Kits\10\lib\10.0.17134.0\um\x86;
LIBPATH=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\VC\Tools\MSVC\14.14.26428\lib\x86;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\VC\Tools\MSVC\14.14.26428\lib\x86\store\references;C:\Program Files (x86)\Windows Kits\10\UnionMetadata\10.0.17134.0;C:\Program Files (x86)\Windows Kits\10\References\10.0.17134.0;C:\Windows\Microsoft.NET\Framework\v4.0.30319;
LOCALAPPDATA=C:\Users\atiqc\AppData\Local
LOGONSERVER=\\ATIQ-RESEARCH
NETFXSDKDir=C:\Program Files (x86)\Windows Kits\NETFXSDK\4.6.1\
NUMBER_OF_PROCESSORS=8
OneDrive=C:\Users\atiqc\OneDrive
OS=Windows_NT
Path=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\VC\Tools\MSVC\14.14.26428\bin\HostX86\x86;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Common7\IDE\VC\VCPackages;C:\Program Files (x86)\Microsoft SDKs\TypeScript\2.8;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Common7\IDE\CommonExtensions\Microsoft\TestWindow;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Common7\IDE\CommonExtensions\Microsoft\TeamFoundation\Team Explorer;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\MSBuild\15.0\bin\Roslyn;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Team Tools\Performance Tools;C:\Program Files (x86)\Microsoft Visual Studio\Shared\Common\VSPerfCollectionTools\;C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.6.1 Tools\;C:\Program Files (x86)\Microsoft SDKs\F#\10.1\Framework\v4.0\;C:\Program Files (x86)\Windows Kits\10\bin\10.0.17134.0\x86;C:\Program Files (x86)\Windows Kits\10\bin\x86;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\\MSBuild\15.0\bin;C:\Windows\Microsoft.NET\Framework\v4.0.30319;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Common7\IDE\;D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Common7\Tools\;C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0;C:\Program Files\dotnet;C:\Program Files\Microsoft SQL Server\130\Tools\Binn;C:\WINDOWS\System32\OpenSSH;D:\PFiles_x64\choco\Node;C:\Program Files\dotnet\;;C:\Users\atiqc\.dotnet\tools
PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH;.MSC
PROCESSOR_ARCHITECTURE=AMD64
PROCESSOR_IDENTIFIER=Intel64 Family 6 Model 158 Stepping 9, GenuineIntel
PROCESSOR_LEVEL=6
PROCESSOR_REVISION=9e09
ProgramData=C:\ProgramData
ProgramFiles=C:\Program Files
ProgramFiles(x86)=C:\Program Files (x86)
ProgramW6432=C:\Program Files
PROMPT=$P$G
PSModulePath=C:\Program Files\WindowsPowerShell\Modules;C:\WINDOWS\system32\WindowsPowerShell\v1.0\Modules
PUBLIC=C:\Users\Public
SESSIONNAME=Console
SystemDrive=C:
SystemRoot=C:\WINDOWS
TEMP=C:\Users\atiqc\AppData\Local\Temp
TMP=C:\Users\atiqc\AppData\Local\Temp
UCRTVersion=10.0.17134.0
UniversalCRTSdkDir=C:\Program Files (x86)\Windows Kits\10\
USERDOMAIN=ATIQ-RESEARCH
USERDOMAIN_ROAMINGPROFILE=ATIQ-RESEARCH
USERNAME=atiqc
USERPROFILE=C:\Users\atiqc
VCIDEInstallDir=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Common7\IDE\VC\
VCINSTALLDIR=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\VC\
VCToolsInstallDir=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\VC\Tools\MSVC\14.14.26428\
VCToolsRedistDir=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\VC\Redist\MSVC\14.14.26405\
VCToolsVersion=14.14.26428
VisualStudioVersion=15.0
VS150COMNTOOLS=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\Common7\Tools\
VSCMD_ARG_app_plat=Desktop
VSCMD_ARG_HOST_ARCH=x86
VSCMD_ARG_TGT_ARCH=x86
VSCMD_VER=15.7.5
VSINSTALLDIR=D:\PFiles_x86\Microsoft Visual Studio\2017\Professional\
windir=C:\WINDOWS
WindowsLibPath=C:\Program Files (x86)\Windows Kits\10\UnionMetadata\10.0.17134.0;C:\Program Files (x86)\Windows Kits\10\References\10.0.17134.0
WindowsSdkBinPath=C:\Program Files (x86)\Windows Kits\10\bin\
WindowsSdkDir=C:\Program Files (x86)\Windows Kits\10\
WindowsSDKLibVersion=10.0.17134.0\
WindowsSdkVerBinPath=C:\Program Files (x86)\Windows Kits\10\bin\10.0.17134.0\
WindowsSDKVersion=10.0.17134.0\
WindowsSDK_ExecutablePath_x64=C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.6.1 Tools\x64\
WindowsSDK_ExecutablePath_x86=C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.6.1 Tools\
__DOTNET_ADD_32BIT=1
__DOTNET_PREFERRED_BITNESS=32
__VSCMD_PREINIT_PATH=C:\Program Files\Docker\Docker\Resources\bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0;C:\Program Files\dotnet;C:\Program Files\Microsoft SQL Server\130\Tools\Binn;C:\WINDOWS\System32\OpenSSH;D:\PFiles_x64\choco\Node;C:\Program Files\dotnet\;;C:\Users\atiqc\.dotnet\tools