unpack multiple envs into a string

Author: keewis

.github/workflows/ci.yml

@@ -44,14 +44,19 @@ jobs:
       fail-fast: false
       matrix:
         env-paths:
-          - ["envs/env1.yaml"]
-          - ["envs/env2.yaml"]
-          - ["envs/env1.yaml", "envs/env2.yaml"]
+          - "envs/env1.yaml"
+          - "envs/env2.yaml"
+          - |
+            envs/env1.yaml
+            envs/env2.yaml
         expected-failure: ["false"]
         include:
-          - env-paths: ["envs/failing-env1.yaml"]
+          - env-paths: |
+              envs/failing-env1.yaml
             expected-failure: "true"
-          - env-paths: ["envs/env1.yaml", "envs/failing-env1.yaml"]
+          - env-paths: |
+              envs/env1.yaml
+              envs/failing-env1.yaml
             expected-failure: "true"
 
     steps:

action.yaml

@@ -23,4 +23,4 @@ runs:
         COLUMNS: 120
         FORCE_COLOR: 3
       run: |
-        python minimum_versions.py ${{ join(inputs.environment-paths, ' ') }}
+        python minimum_versions.py "${{ inputs.environment-paths }}"