Migration: GitHub Actions

- Add GitHub Actions for CI and CD (based off the functionality
  from the Engine)
- Add Issue Templates for bugs and features
- Add links to the communities
- Add a pull request template

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior. Code examples are appreciated.
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Please complete the following information):**
+ - OS: [e.g. iOS]
+ - Software Versions [e.g. 22]
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/config.yml

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+blank_issues_enabled: true
+contact_links:
+  - name: Ask the Community on Gitter
+    url: https://gitter.im/vegastrike/community
+    about: Join the Vega Strike Gitter Discussion
+  - name: Vega Strike Forums
+    url: https://forums.vega-strike.org/
+    about: Join the Vega Strike Forums
+  - name: Vega Strike Official Wiki
+    url: https://wiki.vega-strike.org/
+    about: Read up at the Vega Strike Wiki 

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

.github/pull_request_template.md

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+Thank you for submitting a pull request and becoming a contributor to the Vega Strike: Upon the Coldest Sea.
+
+Please answer the following:
+
+Code Changes:
+- [ ] Have the PR Validation Tests been run? See https://github.com/vegastrike/Vega-Strike-Engine-Source/wiki/Pull-Request-Validation
+- [ ] This is a documentation change only
+
+Issues:
+- Please list any related issues
+
+Purpose:
+- What is this pull request trying to do?
+- What release is this for?
+- Is there a project or milestone we should apply this to?

.github/workflows/codeql.yml

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+# 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.
+name: CodeQL
+
+on:
+  push:
+    # branches: ['master', '[0-9]?.[0-9]?.x']
+  pull_request:
+    # branches: ['master', '[0-9]?.[0-9]?.x']
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      # matrix:
+        # Override automatic language detection by changing the below list
+        # Supported options are ['csharp', 'cpp', 'go', 'java', 'javascript', 'python']
+        # language: ['cpp', 'python']
+        # Learn more...
+        # https://docs.github.com/en/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#overriding-automatic-language-detection
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        # We must fetch at least the immediate parents so that if this is
+        # a pull request then we can checkout the head.
+        fetch-depth: 2
+
+    # If this run was triggered by a pull request event, then checkout
+    # the head of the pull request instead of the merge commit.
+    - run: git checkout HEAD^2
+      if: ${{ github.event_name == 'pull_request' }}
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v1
+      # 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.
+        # queries: ./path/to/local/query, your-org/your-repo/queries@main
+
+    # 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@v1
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 https://git.io/JvXDl
+
+    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
+    #    and modify them (or add more) to build your code if your project
+    #    uses a compiled language
+
+    - name: Bootstrap and Build the Code
+      run: script/cibuild
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v1

.github/workflows/fortify-on-demand-scan.yml

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+name: Fortify on Demand Scan
+
+# Controls when the action will run. 
+on:
+  push:
+    # branches: ['master', '[0-9]?.[0-9]?.x']
+  pull_request:
+    # branches: ['master', '[0-9]?.[0-9]?.x']
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+jobs:
+  scan:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - uses: actions/checkout@v2
+
+      - name: Fortify on Demand Scan
+        # You may pin to the exact commit or the version.
+        # uses: fortify/gha-setup-fod-uploader@636f3c3a14aec1747eec5242a02c6349e4f3cce6
+        uses: fortify/[email protected]
+        with:
+          # FoDUploader version to use
+          version: latest

.github/workflows/gh-actions-pr.yml

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+name: 'GH Actions - PR'
+
+on: [ pull_request ]
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: true
+      matrix:
+        include:
+          # only do one Deb file because they're so large
+          #- FROM:     'ubuntu:focal'
+          #  COMPILER: 'gcc'
+          #  FLAGS:    '-DUSE_PYTHON_3=ON'
+          #- FROM:     'ubuntu:focal'
+          #  COMPILER: 'clang'
+          #  FLAGS:    '-DUSE_PYTHON_3=ON'
+          #- FROM:     'ubuntu:bionic'
+          #  COMPILER: 'gcc'
+          #  FLAGS:    '-DUSE_PYTHON_3=ON'
+          #- FROM:     'ubuntu:bionic'
+          #  COMPILER: 'clang'
+          #  FLAGS:    '-DUSE_PYTHON_3=ON'
+          #- FROM:     'ubuntu:xenial'
+          #  COMPILER: 'gcc'
+          #  FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'debian:buster'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'debian:stretch'
+            COMPILER: 'gcc'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'opensuse/leap'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'fedora:33'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'fedora:32'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'centos:8'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        # We must fetch at least the immediate parents so that if this is
+        # a pull request then we can checkout the head.
+        fetch-depth: 2
+        submodules: false
+
+    # Ensure PRs are built against the PR Head
+    # As opposed to the merge commit
+    - name: Move to PR HEAD
+      run: git checkout HEAD^2
+    - name: Run CI
+      env:
+        FROM:       ${{ matrix.FROM }}
+        COMPILER:   ${{ matrix.COMPILER }}
+        FLAGS:      ${{ matrix.FLAGS }}
+        MY_OS_NAME: linux
+        IS_RELEASE: 0
+      run: script/cibuild $FLAGS

.github/workflows/gh-actions-release.yml

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+name: 'GH Actions - Release'
+
+on:
+  release:
+    types:
+      - created
+      - edited
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          # only build one Deb File
+          #- FROM:     'ubuntu:focal'
+          #  COMPILER: 'clang'
+          #  FLAGS:    '-DUSE_PYTHON_3=ON'
+          #- FROM:     'ubuntu:bionic'
+          #  COMPILER: 'clang'
+          #  FLAGS:    '-DUSE_PYTHON_3=ON'
+          #- FROM:     'ubuntu:xenial'
+          #  COMPILER: 'gcc'
+          #  FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'debian:buster'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'debian:stretch'
+            COMPILER: 'gcc'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'opensuse/leap'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'fedora:33'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'fedora:32'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+          - FROM:     'centos:8'
+            COMPILER: 'clang'
+            FLAGS:    '-DUSE_PYTHON_3=ON'
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        # We must fetch at least the immediate parents so that if this is
+        # a pull request then we can checkout the head.
+        fetch-depth: 2
+        submodules: false
+
+    # where in a pull request we want to move to the head of the PR and not be at the
+    # merge commit; here we want to be at the HEAD of the ref
+
+    - name: Extract tag name etc
+      shell: bash
+      run: |
+        echo "TAG_NAME=$(echo ${GITHUB_REF#refs/tags/} | sed 's/\//_/g')" >> $GITHUB_ENV
+    - name: Test tag name etc
+      run: |
+        echo "${TAG_NAME}"
+    - name: Run CI
+      env:
+        FROM:       ${{ matrix.FROM }}
+        COMPILER:   ${{ matrix.COMPILER }}
+        FLAGS:      ${{ matrix.FLAGS }}
+        MY_OS_NAME: linux
+        IS_RELEASE: 1
+      run: script/cibuild $FLAGS
+    - name: Upload the artifacts
+      uses: skx/github-action-publish-binaries@master
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      with:
+        args: 'packages/*'