Add manual workflow trigger with OS selection support

Co-authored-by: HackingGate <8541644+HackingGate@users.noreply.github.com>

Author: Copilot

.github/workflows/test_typst_out_action.yml

@@ -7,6 +7,22 @@ on:
   pull_request:
     branches:
       - main
+  workflow_dispatch:
+    inputs:
+      os:
+        description: 'Operating System(s) to test on'
+        required: false
+        type: choice
+        default: 'all'
+        options:
+          - 'all'
+          - 'ubuntu-latest'
+          - 'macos-latest'
+          - 'windows-latest'
+      typst_version:
+        description: 'Typst version to test (leave empty for all versions)'
+        required: false
+        type: string
 
 permissions:
   contents: read
@@ -52,6 +68,28 @@ jobs:
           # Parse the TYPST_VERSIONS array
           ALL_VERSIONS='${{ env.TYPST_VERSIONS }}'
 
+          # Handle manual workflow_dispatch
+          if [ "${{ github.event_name }}" == "workflow_dispatch" ]; then
+            echo "Manual workflow dispatch detected"
+            
+            # Handle OS selection
+            if [ "${{ github.event.inputs.os }}" == "all" ] || [ -z "${{ github.event.inputs.os }}" ]; then
+              echo 'os-matrix=["ubuntu-latest", "macos-latest", "windows-latest"]' >> $GITHUB_OUTPUT
+            else
+              echo 'os-matrix=["${{ github.event.inputs.os }}"]' >> $GITHUB_OUTPUT
+            fi
+            
+            # Handle typst version selection
+            if [ -n "${{ github.event.inputs.typst_version }}" ]; then
+              echo 'typst-version-matrix=["${{ github.event.inputs.typst_version }}"]' >> $GITHUB_OUTPUT
+            else
+              # Use all versions from TYPST_VERSIONS
+              echo "typst-version-matrix=$ALL_VERSIONS" >> $GITHUB_OUTPUT
+            fi
+            
+            exit 0
+          fi
+
           if [ "${{ steps.filter.outputs.workflow }}" == "true" ]; then
             # Check if this is a PR or push event
             if [ "${{ github.event_name }}" == "pull_request" ]; then