fix: reduce airflow/superset image size

CHANGELOG.md

@@ -35,6 +35,7 @@ All notable changes to this project will be documented in this file.
 - airflow,superset: Build from source ([#1304]).
 - kafka: Add updated JMX config `server.yaml` for KRaft ([#1308]).
 - airflow: Add apache-kafka provider plus dependencies to `3.0.6` image ([#1313]).
+- airflow,superset: Reduce image size and add a snapshot of the source code ([#1326]).
 
 ### Changed
 
@@ -122,6 +123,7 @@ All notable changes to this project will be documented in this file.
 [#1320]: https://github.com/stackabletech/docker-images/pull/1320
 [#1322]: https://github.com/stackabletech/docker-images/pull/1322
 [#1323]: https://github.com/stackabletech/docker-images/pull/1323
+[#1326]: https://github.com/stackabletech/docker-images/pull/1326
 
 ## [25.7.0] - 2025-07-23
 

airflow/Dockerfile

@@ -77,7 +77,9 @@ RUN microdnf module enable -y nodejs:${NODEJS_VERSION} && \
         npm \
         nodejs \
         # Needed to modify the SBOM
-        jq && \
+        jq \
+        # Needed to create the source code snapshot
+        tar && \
     microdnf clean all && \
     rm -rf /var/cache/yum
 
@@ -103,6 +105,8 @@ uv tool install hatch
 
 cd "$(/stackable/patchable --images-repo-root=src checkout airflow ${PRODUCT_VERSION})"
 
+tar -czf /stackable/airflow-${PRODUCT_VERSION}-src.tar.gz .
+
 if [ -d "./airflow-core" ]; then
   # Airflow 3.x
   cd airflow-core/src/airflow/ui
@@ -155,6 +159,10 @@ jq '.dependencies |= map(if .ref | test("^apache-airflow-providers-") then
 else
     .
 end)' /tmp/sbom.json > /stackable/app/airflow-${PRODUCT_VERSION}.cdx.json
+
+# Clean up build artifacts and temporary files to reduce image size
+cd /stackable
+rm -rf ./src
 EOF
 
 RUN <<EOF

superset/Dockerfile

@@ -69,6 +69,8 @@ RUN microdnf module enable -y nodejs:${NODEJS_VERSION} && \
         # Needed to build Superset UI assets
         npm \
         nodejs \
+        # Needed to create the source code snapshot
+        tar \
     && microdnf clean all && \
     rm -rf /var/cache/yum
 
@@ -97,6 +99,9 @@ pip install --no-cache-dir --upgrade pip setuptools==75.2.0 uv==${UV_VERSION}
 
 cd "$(/stackable/patchable --images-repo-root=src checkout superset ${PRODUCT_VERSION})"
 
+# Create snapshot of the source code including custom patches
+tar -czf /stackable/superset-${PRODUCT_VERSION}-src.tar.gz .
+
 # Build front-end assets
 cd superset-frontend
 
@@ -153,6 +158,10 @@ uv pip install --no-cache-dir /tmp/opa_authorizer-0.1.0-py3-none-any.whl
 cyclonedx-py environment --schema-version 1.5 --outfile /stackable/app/superset-${PRODUCT_VERSION}.cdx.json
 uv pip uninstall cyclonedx-bom
 
+# Clean up build artifacts and temporary files to reduce image size
+cd /stackable
+rm -rf ./src
+
 chmod --recursive g=u /stackable
 EOF