Merge pull request #24 from stfc/chemsh-patch-1

Update gnu.yml

Author: chemsh

.github/workflows/gnu.yml

@@ -7,6 +7,25 @@ on:
     branches: [ "main" ]
   pull_request:
     branches: [ "main" ]
+  workflow_dispatch:
+      inputs:
+      logLevel:
+        description: 'Log level'
+        required: true
+        default: 'warning'
+        type: choice
+        options:
+        - info
+        - warning
+        - debug
+      tags:
+        description: 'Test scenario tags'
+        required: false
+        type: boolean
+      environment:
+        description: 'Environment to run tests against'
+        type: environment
+        required: true
 
 env:
   # Customize the CMake build type here (Release, Debug, RelWithDebInfo, etc.)