PSSA: Add Github Actions for launch PSSA (PowerShell Script Analyzer) when launch PR (#11)

Add also vscode/PSScriptAnalyzerSettings.psd1 for Settings for PSSA (can be reuse also for vscode...)

.github/workflows/pssa.yml

@@ -0,0 +1,16 @@
+name: CI
+on: [pull_request]
+jobs:
+  lint:
+    name: Run PSSA
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - name: lint
+      uses: docker://devblackops/github-action-psscriptanalyzer:2.3.0
+      with:
+        settingsPath: .vscode/PSScriptAnalyzerSettings.psd1
+        sendComment: false
+        failOnInfos: true
+        failOnErrors: true
+        failOnWarnings: true

.vscode/PSScriptAnalyzerSettings.psd1

@@ -0,0 +1,5 @@
+@{
+    ExcludeRules = @(
+        'PSUseToExportFieldsInManifest'
+    )
+}