Add dependabot, labeler and CodeQL workflows

.github/dependabot.yml

@@ -0,0 +1,12 @@
+version: 2
+updates:
+
+- package-ecosystem: "nuget"
+  directory: "/"
+  schedule:
+    interval: "daily"
+
+- package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+    interval: "daily"

.github/labeler.yml

@@ -0,0 +1,22 @@
+tests:
+- changed-files:
+  - any-glob-to-any-file:
+    - test/**/*
+
+CI:
+- changed-files:
+  - any-glob-to-any-file:
+    - .github/workflows/**/*
+    - .github/dependabot.yml
+    - .github/codecov.yml
+    - .github/labeler.yml
+
+code style:
+- changed-files:
+  - any-glob-to-any-file:
+    - .editorconfig
+
+documentation:
+- changed-files:
+  - any-glob-to-any-file:
+    - README.md

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,38 @@
+# https://github.com/github/codeql
+# https://github.com/github/codeql-action
+name: CodeQL analysis
+
+on:
+  push:
+    branches: [master, dev]
+  pull_request:
+    branches: [master, dev]
+
+jobs:
+  analyze:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout source
+      uses: actions/checkout@v4
+
+    - name: Setup .NET SDK
+      uses: actions/setup-dotnet@v4
+      with:
+         dotnet-version: 7.0.x
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v3
+      with:
+        queries: security-and-quality
+        languages: csharp
+
+    - name: Install dependencies
+      run: dotnet restore
+
+    - name: Build solution
+
+      run: dotnet build --no-restore
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v3

.github/workflows/label.yml

@@ -0,0 +1,21 @@
+# This workflow will triage pull requests and apply a label based on the
+# paths that are modified in the pull request.
+#
+# To use this workflow, you will need to set up a .github/labeler.yml
+# file with configuration. For more information, see:
+# https://github.com/actions/labeler/blob/master/README.md
+
+name: Labeler
+on:
+  pull_request_target:
+    types:
+      - opened        # when PR is opened
+
+jobs:
+  label:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/labeler@v5
+      with:
+        repo-token: "${{ secrets.GITHUB_TOKEN }}"
+      continue-on-error: true

.github/workflows/stale.yml

@@ -0,0 +1,22 @@
+name: Mark stale issues and pull requests
+
+on:
+  schedule:
+  - cron: "0 0 * * *"
+
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/stale@v9
+      with:
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
+        stale-issue-message: 'This issue was marked as stale since it has not been active for a long time'
+        stale-pr-message: 'This pull request was marked as stale since it has not been active for a long time'
+        stale-issue-label: 'stale'
+        stale-pr-label: 'stale'
+        days-before-stale: 30
+        days-before-close: 60
+        exempt-issue-label: 'not so stale'
+        exempt-pr-label: 'not so stale'
+        operations-per-run: 30

serilog-formatting-compact.sln

@@ -22,6 +22,19 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Serilog.Formatting.Compact"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Serilog.Formatting.Compact.Tests", "test\Serilog.Formatting.Compact.Tests\Serilog.Formatting.Compact.Tests.csproj", "{BAEECC42-EC0C-4955-8AA1-BD3F4F0F4AAD}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".github", ".github", "{41318B5C-7F2D-4DC9-B473-00FB933DA396}"
+	ProjectSection(SolutionItems) = preProject
+		.github\dependabot.yml = .github\dependabot.yml
+		.github\labeler.yml = .github\labeler.yml
+	EndProjectSection
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "workflows", "workflows", "{CE8D23A2-D269-4C24-8C5F-2CFC8DC92C8E}"
+	ProjectSection(SolutionItems) = preProject
+		.github\workflows\codeql-analysis.yml = .github\workflows\codeql-analysis.yml
+		.github\workflows\label.yml = .github\workflows\label.yml
+		.github\workflows\stale.yml = .github\workflows\stale.yml
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -43,5 +56,9 @@ Global
 	GlobalSection(NestedProjects) = preSolution
 		{E0BB862A-8B2C-46B5-9C90-B2F94C32EAB3} = {037440DE-440B-4129-9F7A-09B42D00397E}
 		{BAEECC42-EC0C-4955-8AA1-BD3F4F0F4AAD} = {67B1C971-75EE-4ABE-B184-66AAC8D9D572}
+		{CE8D23A2-D269-4C24-8C5F-2CFC8DC92C8E} = {41318B5C-7F2D-4DC9-B473-00FB933DA396}
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {821D6048-A7EE-4384-B329-C3C351E5826F}
 	EndGlobalSection
 EndGlobal