diff --git a/.github/workflows/deploy-to-aws.yml b/.github/workflows/deploy-to-aws.yml
index e58a813..a950ae5 100644
--- a/.github/workflows/deploy-to-aws.yml
+++ b/.github/workflows/deploy-to-aws.yml
@@ -149,31 +149,21 @@ jobs:
       - name: Install jq
         run: sudo apt-get update && sudo apt-get install -y jq
 
-      - name: Build dynamic CONFIG_MAP (add S3/CDN + project/stage)
-        shell: bash
+      - name: Build config_map.auto.tfvars.json
         run: |
-          # 1) Base vindo do job anterior
           BASE='${{ needs.env_setup.outputs.config_map }}'
-          
-          # 2) Se BASE estiver vazio ou não for JSON -> usa {}
           if [ -z "$BASE" ] || ! echo "$BASE" | jq -e . >/dev/null 2>&1; then
             BASE='{}'
           fi
           
-          # 3) Mescla com os campos dinâmicos
-          MERGED=$(jq -n \
+          jq -n \
             --argjson base "$BASE" \
             --arg bucket '${{ needs.build_uploads.outputs.bucket_name }}' \
             --arg cdn    '${{ needs.build_uploads.outputs.cdn_url }}' \
             --arg project '${{ needs.env_setup.outputs.project_name }}' \
             --arg stage   '${{ needs.env_setup.outputs.stage }}' \
-            '$base + { S3_BUCKET: $bucket, CDN_DOMAIN: $cdn, PROJECT_NAME: $project, STAGE: $stage }')
-          
-          # 4) Exporta para o ambiente no formato que o Terraform entende (JSON puro)
-          echo "TF_VAR_config_map=$MERGED" >> "$GITHUB_ENV"
-          
-      - name: Show merged CONFIG_MAP
-        run: echo "$TF_VAR_config_map" | jq .
+            '{ config_map: ( $base + { S3_BUCKET: $bucket, CDN_DOMAIN: $cdn, PROJECT_NAME: $project, STAGE: $stage } ) }' \
+            > iac/config_map.auto.tfvars.json
 
       - name: Configure AWS credentials
         uses: aws-actions/configure-aws-credentials@v2