[StepSecurity] Apply security best practices

Signed-off-by: StepSecurity Bot <bot@stepsecurity.io>

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: daily

.github/workflows/build.yml

@@ -33,11 +33,21 @@ env:
   SOLUTION_FILE_PATH: .
   BUILD_CONFIGURATION: Release
 
+permissions:
+  contents: read
+
 jobs:
   build:
+    permissions:
+      contents: write  # for actions/create-release to create a release
     runs-on: windows-latest
 
     steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@a4aa98b93cab29d9b1101a6143fb8bce00e2eac4 # v2.7.1
+      with:
+        egress-policy: audit
+
     - name: Print inputs
       shell: bash
       run: |
@@ -46,20 +56,20 @@ jobs:
         echo "build_dir: ${{ github.event.inputs.build_dir }}"
 
     - name: Checkout latest build and submodules
-      uses: actions/checkout@v2
+      uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # v2.7.0
       if: github.event.inputs.ref == ''
       with:
         submodules: recursive
     
     - name: Checkout specific build and submodules
-      uses: actions/checkout@v2
+      uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # v2.7.0
       if: github.event.inputs.ref != ''
       with:
         ref: ${{ github.event.inputs.ref }}
         submodules: recursive
 
     - name: Add MSBuild to PATH
-      uses: microsoft/setup-msbuild@v1.0.2
+      uses: microsoft/setup-msbuild@c26a08ba26249b81327e26f6ef381897b6a8754d # v1.0.2
       
     - name: Declare some variables
       id: vars
@@ -80,7 +90,7 @@ jobs:
         exit /b 0
         
     - name: Setup NuGet
-      uses: nuget/setup-nuget@v1
+      uses: nuget/setup-nuget@296fd3ccf8528660c91106efefe2364482f86d6f # v1.2.0
       
     - name: Restore NuGet packages
       run: |
@@ -135,7 +145,7 @@ jobs:
         exit /b 0
 
     - name: Upload artifacts
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@82c141cc518b40d92cc801eee768e7aafc9c2fa2 # v2.3.1
       with:
         name: ep_bin_multi_${{ steps.vars.outputs.sha_short }}_${{ steps.vars.outputs.branch }}
         path: |
@@ -162,7 +172,7 @@ jobs:
       id: release_description
       
     - name: Create/update release (valinet)
-      uses: actions/create-release@v1
+      uses: actions/create-release@0cb9c9b65d5d1901c1f53e5e66eaf4afd303e70e # v1.1.4
       if: github.repository_owner == 'valinet' && github.ref == 'refs/heads/master' && github.event.inputs.ref == ''
       id: create_release
       with:
@@ -175,7 +185,7 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.PAT }}
 
     - name: Upload setup (valinet)
-      uses: actions/upload-release-asset@v1
+      uses: actions/upload-release-asset@e8f9f06c4b078e705bd2ea027f0926603fc9b4d5 # v1.0.2
       if: github.repository_owner == 'valinet' && github.ref == 'refs/heads/master' && github.event.inputs.ref == ''
       with:
         upload_url: ${{ steps.create_release.outputs.upload_url }}
@@ -186,7 +196,7 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.PAT }}
         
     - name: Create/update release (forks)
-      uses: actions/create-release@v1
+      uses: actions/create-release@0cb9c9b65d5d1901c1f53e5e66eaf4afd303e70e # v1.1.4
       if: github.repository_owner != 'valinet' && github.ref == 'refs/heads/master' && github.event.inputs.ref == ''
       id: create_release_fork
       with:
@@ -199,7 +209,7 @@ jobs:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
     - name: Upload setup (forks)
-      uses: actions/upload-release-asset@v1
+      uses: actions/upload-release-asset@e8f9f06c4b078e705bd2ea027f0926603fc9b4d5 # v1.0.2
       if: github.repository_owner != 'valinet' && github.ref == 'refs/heads/master' && github.event.inputs.ref == ''
       with:
         upload_url: ${{ steps.create_release_fork.outputs.upload_url }}

.github/workflows/codeql.yml

@@ -0,0 +1,78 @@
+# For most projects, this workflow file will not need changing; you simply need
+# to commit it to your repository.
+#
+# You may wish to alter this file to override the set of languages analyzed,
+# or to provide custom queries or build logic.
+#
+# ******** NOTE ********
+# We have attempted to detect the languages in your repository. Please check
+# the `language` matrix defined below to confirm you have the correct set of
+# supported CodeQL languages.
+#
+name: "CodeQL"
+
+on:
+  push:
+    branches: ["master"]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: ["master"]
+  schedule:
+    - cron: "0 0 * * 1"
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    strategy:
+      fail-fast: false
+      matrix:
+        language: ["cpp"]
+        # CodeQL supports [ $supported-codeql-languages ]
+        # Learn more about CodeQL language support at https://aka.ms/codeql-docs/language-support
+
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@a4aa98b93cab29d9b1101a6143fb8bce00e2eac4 # v2.7.1
+        with:
+          egress-policy: audit
+
+      - name: Checkout repository
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+
+      # Initializes the CodeQL tools for scanning.
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@ceaec5c11a131e0d282ff3b6f095917d234caace # v2.25.3
+        with:
+          languages: ${{ matrix.language }}
+          # If you wish to specify custom queries, you can do so here or in a config file.
+          # By default, queries listed here will override any specified in a config file.
+          # Prefix the list here with "+" to use these queries and those in the config file.
+
+      # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+      # If this step fails, then you should remove it and run the build manually (see below)
+      - name: Autobuild
+        uses: github/codeql-action/autobuild@ceaec5c11a131e0d282ff3b6f095917d234caace # v2.25.3
+
+      # ℹ️ Command-line programs to run using the OS shell.
+      # 📚 See https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#jobsjob_idstepsrun
+
+      #   If the Autobuild fails above, remove it and uncomment the following three lines.
+      #   modify them (or add more) to build your code if your project, please refer to the EXAMPLE below for guidance.
+
+      # - run: |
+      #   echo "Run, Build Application using script"
+      #   ./location_of_script_within_repo/buildscript.sh
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@ceaec5c11a131e0d282ff3b6f095917d234caace # v2.25.3
+        with:
+          category: "/language:${{matrix.language}}"

.github/workflows/dependency-review.yml

@@ -0,0 +1,27 @@
+# Dependency Review Action
+#
+# This Action will scan dependency manifest files that change as part of a Pull Request,
+# surfacing known-vulnerable versions of the packages declared or updated in the PR.
+# Once installed, if the workflow run is marked as required,
+# PRs introducing known-vulnerable packages will be blocked from merging.
+#
+# Source repository: https://github.com/actions/dependency-review-action
+name: 'Dependency Review'
+on: [pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  dependency-review:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Harden Runner
+        uses: step-security/harden-runner@a4aa98b93cab29d9b1101a6143fb8bce00e2eac4 # v2.7.1
+        with:
+          egress-policy: audit
+
+      - name: 'Checkout Repository'
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0
+      - name: 'Dependency Review'
+        uses: actions/dependency-review-action@0efb1d1d84fc9633afcdaad14c485cbbc90ef46c # v2.5.1

.pre-commit-config.yaml

@@ -0,0 +1,14 @@
+repos:
+- repo: https://github.com/gitleaks/gitleaks
+  rev: v8.16.3
+  hooks:
+  - id: gitleaks
+- repo: https://github.com/pocc/pre-commit-hooks
+  rev: v1.3.5
+  hooks:
+  - id: cpplint
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v4.4.0
+  hooks:
+  - id: end-of-file-fixer
+  - id: trailing-whitespace