Merge pull request #264 from 100-hours-a-week/feat/v3-k8s-iac

fix: short SHA checkout 지원

Author: WAFriend3416

.github/workflows/terraform-v3-k8s.yml

@@ -45,9 +45,12 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          ref: ${{ inputs.ref || '' }}
           fetch-depth: 0
 
+      - name: Checkout ref
+        if: inputs.ref != ''
+        run: git checkout ${{ inputs.ref }}
+
       - uses: aws-actions/configure-aws-credentials@v4
         with:
           role-to-assume: ${{ secrets.TF_AWS_ROLE_ARN }}
@@ -153,9 +156,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          ref: ${{ inputs.ref }}
           fetch-depth: 0
 
+      - name: Checkout ref
+        run: git checkout ${{ inputs.ref }}
+
       - uses: aws-actions/configure-aws-credentials@v4
         with:
           role-to-assume: ${{ secrets.TF_AWS_ROLE_ARN }}
@@ -194,9 +199,11 @@ jobs:
     steps:
       - uses: actions/checkout@v4
         with:
-          ref: ${{ inputs.ref }}
           fetch-depth: 0
 
+      - name: Checkout ref
+        run: git checkout ${{ inputs.ref }}
+
       - uses: aws-actions/configure-aws-credentials@v4
         with:
           role-to-assume: ${{ secrets.TF_AWS_ROLE_ARN }}