Install dependencies required by test helpers

- cpm - install / upgrade to version with --metafile support

Author: happy-barney

README.md

@@ -55,13 +55,15 @@ job:
     ...
     steps:
 	  ...
+      - uses: perl-actions/ci-perl-tester-helpers/install-test-helper-deps@main
       - uses: perl-actions/ci-perl-tester-helpers/cpan-install-build-deps@main
       - uses: perl-actions/ci-perl-tester-helpers/build-dist@main
       - uses: perl-actions/ci-perl-tester-helpers/cpan-install-dist-deps@main
       - uses: perl-actions/ci-perl-tester-helpers/test-dist@main
         env:
           AUTHOR_TESTING: 1
 ```
+
 ## perl-actions/ci-perl-tester-helpers/build-dist@master
 
 Build your distribution detecting what framework you are using.
@@ -74,6 +76,12 @@ Install build dependencies (eg: dzil modules referenced in your `dist.ini`)
 
 Install dependencies of your distribution.
 
+## perl-actions/ci-perl-tester-helpers/install-helpers-deps@master
+
+Install dependencies required by ci-perl-tester-helpers
+
+- `cpm` - required version min `0.997014`
+
 ## perl-actions/ci-perl-tester-helpers/test-dist@master
 
 Tests your distribution using `prove` with `--state save`.

install-test-helper-deps/action.yml

@@ -0,0 +1,10 @@
+---
+name: 'Install test helpers dependencies'
+description: 'Install test helpers dependencies'
+runs:
+  using: "composite"
+  steps:
+    - shell: bash
+      run: |
+        # we need cpm with --metafile support
+        wget https://raw.githubusercontent.com/skaji/cpm/main/cpm > /usr/local/bin/cpm