ci: companion work_flow dispatch can do selective builds

.github/workflows/companion.yml

@@ -22,6 +22,18 @@ on:
       - 'cmake/wasm/CMakeLists.txt'
 
   workflow_dispatch:
+    inputs:
+      target:
+        description: 'Build target'
+        required: true
+        default: 'all'
+        type: choice
+        options:
+          - all
+          - linux
+          - macos
+          - windows
+          - wasm
 
 jobs:
   modules:
@@ -82,6 +94,7 @@ jobs:
     name: Linux Companion
     runs-on: ubuntu-latest
     needs: modules
+    if: inputs.target == 'all' || inputs.target == 'linux' || inputs.target == ''
 
     container:
       image: ghcr.io/edgetx/edgetx-dev:latest
@@ -110,6 +123,7 @@ jobs:
     name: macOS Companion
     runs-on: macos-15
     needs: modules
+    if: inputs.target == 'all' || inputs.target == 'macos' || inputs.target == ''
 
     env:
       CMAKE_OSX_ARCHITECTURES: 'x86_64;arm64'
@@ -138,6 +152,7 @@ jobs:
     name: Windows Companion
     runs-on: windows-2022
     needs: modules
+    if: inputs.target == 'all' || inputs.target == 'windows' || inputs.target == ''
 
     env:
       CMAKE_GENERATOR: 'Ninja'