Merging changes from master to nightly (#1844)

* Link Code of Conduct (#1805)

* Update release checklist (#1808)

* Fix invalid Validate-ImageSize parameter in run-tests script (#1824)

Co-authored-by: Immo Landwerth <immol@microsoft.com>
Co-authored-by: Matt Thalman <mthalman@microsoft.com>

.github/ISSUE_TEMPLATE/releases/net-core-release.md

@@ -1,13 +1,19 @@
 # .NET Core Release
 
 ## Release Versions
+
 _The set of .NET Core versions that are being released as a unit._
 
 * runtime/SDK
 
 ## 1. Master Branch Tasks
-1. - [ ] Merge appropriate commits from nightly branch (new/EOL distros, infra changes, etc):
-      - [ ] <placeholder link>
+
+1. - [ ] Merge appropriate commits from nightly branch.  Things to check:
+      - [ ] New/EOL distro
+      - [ ] Infrastructure changes
+      - [ ] PowerShell version
+      - [ ] Check for additional changes by diffing the master and nightly branches
+      - [ ] <add link to PR/commit>
 1. - [ ] Wait for .NET Core archive files (.zip, .tar.gz) to be available at blob storage location
 1. - [ ] Run `update-dependencies` tool to update all the necessary files to reflect the specified .NET Core versions (run this command for each version being released):
       - [ ] `dotnet run --project .\eng\update-dependencies\update-dependencies.csproj --sdk-version <sdk> --runtime-version <runtime> --aspnet-version <runtime>`
@@ -47,11 +53,15 @@ _The set of .NET Core versions that are being released as a unit._
           imageBuilder.pathArgs: --path '5.0*'
 1. - [ ] Confirm images have been ingested by MCR
 1. - [ ] Confirm READMEs have been updated in [Docker Hub](https://hub.docker.com/_/microsoft-dotnet-core)
+
+## 2. Sample Images (Not needed for Preview-only release)
+
 1. - [ ] Confirm build for [dotnet-docker-samples](https://dev.azure.com/dnceng/internal/_build?definitionId=376) (internal MSFT link) was queued. This will be queued automatically by [dotnet-docker-tools-check-base-image-updates](https://dev.azure.com/dnceng/internal/_build?definitionId=536) when it detects that the product images have been updated (detection runs on a schedule). Alternatively, you can manually queue the samples build.
 1. - [ ] Confirm sample images have been ingested by MCR
 1. - [ ] Confirm README has been updated in Docker Hub for [microsoft-dotnet-core-samples](https://hub.docker.com/_/microsoft-dotnet-core-samples/)
 
-## 2. Nightly Branch Tasks
+## 3. Nightly Branch Tasks (Not needed for Preview-only release)
+
 1. - [ ] Merge master branch to nightly
 1. - [ ] Run the same `update-dependencies` command(s) in nightly that were run for the master branch
 1. - [ ] Inspect generated changes for correctness

CODE-OF-CONDUCT.md

@@ -0,0 +1,6 @@
+# Code of Conduct
+
+This project has adopted the code of conduct defined by the Contributor Covenant
+to clarify expected behavior in our community.
+
+For more information, see the [.NET Foundation Code of Conduct](https://dotnetfoundation.org/code-of-conduct).

tests/run-tests.ps1

@@ -119,7 +119,7 @@ Try {
     Exec "$DotnetInstallDir/dotnet test $testFilter --logger:trx"
 
     if ($TestCategories.Contains('image-size')) {
-        & ../performance/Validate-ImageSize.ps1 -PullImages:$PullImages -BaselineIntegrityOnly
+        & ../performance/Validate-ImageSize.ps1 -PullImages:$PullImages -ValidationMode Integrity
     }
 }
 Finally {