refactor(ci): mount host .ssh directory directly in docker step container

.gitea/workflows/ci-prod.yml

@@ -120,33 +120,22 @@ jobs:
           DB_SERVER_HOST: ${{ secrets.PROD_DB_HOST }}
           DB_SERVER_USER: ${{ secrets.PROD_DB_SSH_USER }}
           REMOTE_PORT: ${{ secrets.REMOTE_PORT }}
-          PROD_DB_SSH_KEY: ${{ secrets.PROD_DB_SSH_KEY }}
-          SSH_KEY_PATH_SECRET: ${{ secrets.SSH_KEY_PATH }}
-          SSH_KEY_SECRET: ${{ secrets.SSH_KEY }}
         run: |
           TARGET_HOST="${DB_SERVER_HOST:-10.8.0.3}"
           TARGET_USER="${DB_SERVER_USER:-root}"
           PORT="${REMOTE_PORT:-22}"
           DEST_DIR="/opt/as-talange"
-          KEY_CONTENT="${PROD_DB_SSH_KEY:-${SSH_KEY_PATH_SECRET:-${SSH_KEY_SECRET}}}"
 
-          docker run --rm --net=host -v "$(pwd):/workspace" -w /workspace \
+          docker run --rm --net=host \
+            -v "$(pwd):/workspace" -w /workspace \
+            -v "${HOME}/.ssh:/root/.ssh:ro" \
             -e TARGET_HOST="${TARGET_HOST}" \
             -e TARGET_USER="${TARGET_USER}" \
             -e PORT="${PORT}" \
             -e DEST_DIR="${DEST_DIR}" \
-            -e KEY_CONTENT="${KEY_CONTENT}" \
             alpine:latest sh -c '
               apk add --no-cache openssh-client rsync && \
-              if [ -n "$KEY_CONTENT" ]; then \
+              SSH_CMD="ssh -p ${PORT} -o StrictHostKeyChecking=no -o ConnectTimeout=15" && \
-                mkdir -p ~/.ssh && \
-                printf "%s\n" "$KEY_CONTENT" | tr -d "\r" > ~/.ssh/id_rsa && \
-                echo "" >> ~/.ssh/id_rsa && \
-                chmod 600 ~/.ssh/id_rsa ; \
-              elif [ -f /root/.ssh/id_rsa ]; then \
-                mkdir -p ~/.ssh && cp /root/.ssh/id_rsa ~/.ssh/id_rsa && chmod 600 ~/.ssh/id_rsa ; \
-              fi && \
-              SSH_CMD="ssh -p ${PORT} -i ~/.ssh/id_rsa -o IdentitiesOnly=yes -o StrictHostKeyChecking=no -o ConnectTimeout=15" && \
               echo "Deploying backup script and .env to DB Server (${TARGET_USER}@${TARGET_HOST}:${DEST_DIR})..." && \
               $SSH_CMD "${TARGET_USER}@${TARGET_HOST}" "mkdir -p ${DEST_DIR}/scripts" && \
               rsync -avz -e "$SSH_CMD" scripts/backup_db.sh "${TARGET_USER}@${TARGET_HOST}:${DEST_DIR}/scripts/" && \