cache key

Author: nathany-copia

.github/workflows/test.yml

@@ -38,9 +38,9 @@ jobs:
           path: |
             deps
             _build
-          key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
+          key: ${{ runner.os }}-${{ steps.beam.outputs.elixir-version }}-${{ steps.beam.outputs.otp-version }}--mix-${{ hashFiles('**/mix.lock') }}
           restore-keys: |
-            ${{ runner.os }}-mix-
+            ${{ runner.os }}-${{ steps.beam.outputs.elixir-version }}-${{ steps.beam.outputs.otp-version }}--mix-
       - name: Install dependencies
         if: steps.cache.outputs.cache-hit != 'true'
         run: mix deps.get