Add check-dash

check-dash/README.md

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+# Check dash
+
+An action using [dash-license](https://github.com/eclipse/dash-licenses) to generate a license report and upload
+results.
+
+# How to use
+
+You need an input file that Dash can understand, then give it as input like below
+
+```
+      - name: Dash license check
+        uses: eclipse-kuksa/kuksa-actions/check-dash@2
+        with:
+          dashinput: ${{github.workspace}}/dash-databroker-deps
+```
+
+
+The uploaded result will be a zip file containing an `*.out` file with result similar to this:
+
+```
+[main] INFO Querying Eclipse Foundation for license data for 217 items.
+[main] INFO Found 43 items.
+[main] INFO Querying ClearlyDefined for license data for 174 items.
+[main] INFO Found 174 items.
+[main] INFO Vetted license information was found for all content. No further investigation is required.
+```
+
+More deatils are included in the `*.report` file. The input file is also uploaded.

check-dash/action.yml

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+
+name: Checking dependencies with dash-license tool
+description: Check an input file via dash, and archive report. Print output in build step summary. Requires wget and will install JRE on the runner
+
+inputs:
+  dashinput:
+    required: true
+    type: string
+    description: "Dash Input file"
+
+
+runs:
+  using: "composite"
+  steps:
+    - name: Installing JVM, needed for Dash
+      shell: bash
+      run: sudo apt update && sudo apt-get install -y default-jre
+    - name: "Run Dash"
+      shell: bash
+      run: |
+        wget -O dash.jar "https://repo.eclipse.org/service/local/artifact/maven/redirect?r=dash-licenses&g=org.eclipse.dash&a=org.eclipse.dash.licenses&v=LATEST"
+        java -jar dash.jar -summary ${{ inputs.dashinput }}.report  ${{ inputs.dashinput }} > ${{ inputs.dashinput }}.out 2>&1 || true
+        echo -e "Dash output: \n\`\`\` " >> $GITHUB_STEP_SUMMARY
+        cat ${{ inputs.dashinput }}.out >> $GITHUB_STEP_SUMMARY
+        echo -e "\n\`\`\`"
+    
+    - name: "Archive dash artifacts"
+      uses: actions/upload-artifact@v3
+      with:
+        name: "Dash data"
+        path: |
+         ${{ inputs.dashinput }}
+         ${{ inputs.dashinput }}.report
+         ${{ inputs.dashinput }}.out