Added github pipeline to legacylib

Author: juanangp

.github/workflows/validation.yml

@@ -0,0 +1,48 @@
+name: Validation
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+  release:
+
+  workflow_dispatch:
+
+env:
+  CMAKE_BUILD_TYPE: Release
+  REST_PATH: /rest/legacylib/install
+  BRANCH_NAME: ${{ github.head_ref || github.ref_name }}
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  framework-validation:
+    uses: rest-for-physics/framework/.github/workflows/validation.yml@master
+  
+  libCheck:
+    name: Validate library
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/lobis/root-geant4-garfield:rest-for-physics
+    steps:
+      - uses: actions/checkout@v3
+
+  build-legacylib:
+    name: Build only legacy
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/lobis/root-geant4-garfield:rest-for-physics
+    steps:
+      - uses: actions/checkout@v3
+      - name: Build and install
+        uses: rest-for-physics/framework/.github/actions/build@master
+        with:
+          cmake-flags: "-DCMAKE_INSTALL_PREFIX=${{ env.REST_PATH }} -DCMAKE_BUILD_TYPE=${{ env.CMAKE_BUILD_TYPE }} -DREST_WELCOME=ON -DRESTLIB_LEGACY=ON"
+          branch: ${{ env.BRANCH_NAME }}
+      - name: Load REST libraries
+        run: |
+          source ${{ env.REST_PATH }}/thisREST.sh
+          restRoot -b -q