diff --git a/.justfile b/.justfile
index 89e362b..dbb1a6e 100644
--- a/.justfile
+++ b/.justfile
@@ -15,7 +15,7 @@
 
 # Build image with local docker daemon.
 @build:
-	docker build . --tag=kokuwaio/markdownlint:dev --load
+	docker build . --tag=kokuwaio/markdownlint:dev --build-arg=NPM_CONFIG_REGISTRY --load
 
 # Inspect image with docker.
 @inspect: build
diff --git a/.woodpecker/build.yaml b/.woodpecker/build.yaml
index cb1ff39..9ea4b47 100644
--- a/.woodpecker/build.yaml
+++ b/.woodpecker/build.yaml
@@ -15,6 +15,7 @@ steps:
         registry.kokuwa.io:
           username: {from_secret: kokuwa_io_username}
           password: {from_secret: kokuwa_io_password}
+      build-args: {NPM_CONFIG_REGISTRY: "${NPM_CONFIG_REGISTRY}"}
       platform: [linux/amd64, linux/arm64]
       annotation:
         org.opencontainers.image.title: Markdownlint WoodpeckerCI Plugin
diff --git a/Dockerfile b/Dockerfile
index ba1dc0f..4174c92 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -39,23 +39,21 @@ RUN --mount=type=cache,target=/build \
 		"https://nodejs.org/download/release/v22.16.0/SHASUMS256.txt.sig" && \
 	sha256sum --quiet --check --strict --ignore-missing SHASUMS256.txt && \
 	gpg --verify SHASUMS256.txt.sig SHASUMS256.txt 2>/dev/null && \
-	tar --xz --extract --file="node-v22.16.0-linux-$SUFFIX.tar.xz" --exclude=include --exclude=share && \
+	tar --xz --extract --file="node-v22.16.0-linux-$SUFFIX.tar.xz" --exclude=bin/npx --exclude=bin/corepack --exclude=lib/node_modules/corepack --exclude=include --exclude=share --no-same-owner && \
 	mv "node-v22.16.0-linux-$SUFFIX" /opt/node
-ENV PATH="$PATH:/opt/node/bin"
 
-# https://github.com/igorshubovych/markdownlint-cli/releases
-
-RUN --mount=type=tmpfs,target=/root/.npm /opt/node/bin/npm install "markdownlint-cli@0.42.0" --global --no-fund
+ARG NPM_CONFIG_REGISTRY
+RUN --mount=type=tmpfs,target=/tmp PATH="$PATH:/opt/node/bin" npm install "markdownlint-cli@0.42.0" --global --no-fund --cache=/tmp
 
 ##
 ## Final stage
 ##
 
 FROM docker.io/library/debian:12.11-slim@sha256:e5865e6858dacc255bead044a7f2d0ad8c362433cfaa5acefb670c1edf54dfef
-COPY --chmod=555 --from=build /opt/node/bin/node /opt/node/bin/node
-COPY --chmod=555 --from=build /opt/node/bin/markdownlint /opt/node/bin/markdownlint
+COPY --chmod=555 --from=build /opt/node/bin/node /opt/node/bin/
 COPY             --from=build /opt/node/lib/node_modules/markdownlint-cli /opt/node/lib/node_modules/markdownlint-cli
 COPY --chmod=555 entrypoint.sh /usr/local/bin/entrypoint.sh
-ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
 ENV PATH="$PATH:/opt/node/bin"
+RUN ln -s /opt/node/lib/node_modules/markdownlint-cli/markdownlint.js /opt/node/bin/markdownlint && markdownlint --version
+ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]
 USER 1000:1000