Wrapped the skopeo copy and skopeo inspect commands in folded scalars so the literal docker://… strings no longer confuse the YAML parser

.woodpecker/db.yml

@@ -43,9 +43,13 @@ steps:
       - test -s secrets/REGISTRY_USER && test -s secrets/REGISTRY_PASS
       - CREDS="$(cat secrets/REGISTRY_USER):$(cat secrets/REGISTRY_PASS)"
       # mirror multi-arch image into registry under app version tag
-      - skopeo copy --all docker://docker.io/library/mongo:${MONGO_VERSION} docker://${REGISTRY_URL}/mirror/mongo:${APP_V} --dest-creds "$CREDS"
+      - >-
+        skopeo copy --all docker://docker.io/library/mongo:${MONGO_VERSION}
+        docker://${REGISTRY_URL}/mirror/mongo:${APP_V} --dest-creds "$CREDS"
       # inspect the mirrored image to capture immutable digest
-      - INSPECT=$(skopeo inspect docker://${REGISTRY_URL}/mirror/mongo:${APP_V} --creds "$CREDS")
+      - >-
+        INSPECT=$(skopeo inspect docker://${REGISTRY_URL}/mirror/mongo:${APP_V}
+        --creds "$CREDS")
       - DIGEST="$(printf '%s' "$INSPECT" | tr -d '\n' | sed -n 's/.*"Digest"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p')"
       - test -n "$DIGEST"
       # store lock both for local deploy metadata and rsync to server