chore(tracking): Test demos on nightly versions for 26.3.0

[sbernauer]

Part of stackabletech/issues#812

This is testing that the nightly release of the operators and products do not negatively impact
the products.

Note

Record the results (issues, anomalies, or success) during the process in a comment on this issue.
Eg:

:green_circle: **airflow-scheduled-job**

The CRD had been updated and I needed to change the following in the manifest:
...

The following emojis can be used to indicate the status:

• hourglass: In progress / waiting
• red_circle: In progress with errors
• orange_circle: Completed with minor issues or anomalies
• green_circle: Completed without issues or errors

List of demos

Replace the items in the lists below with the applicable Pull Requests (if any). Also put your
GitHub handle next to the demo to indicate a particular demo was picked up for testing.

• airflow-scheduled-job
• argo-cd-git-ops
• data-lakehouse-iceberg-trino-spark
• end-to-end-security
• hbase-hdfs-load-cycling-data
• jupyterhub-keycloak
• jupyterhub-pyspark-hdfs-anomaly-detection-taxi-data
• logging
• nifi-kafka-druid-earthquake-data
• nifi-kafka-druid-water-level-data
• signal-processing
• spark-k8s-anomaly-detection-taxi-data
• trino-iceberg
• trino-taxi-data

List of stacks

Similar to the demos above we need to test all stacks that don't have a demo.
Replace the items in the lists below with the applicable Pull Requests (if any). Also put your
GitHub handle next to the stack to indicate a particular stack was picked up for testing.

Tip

Some of the stacks have a tutorial to follow.

• airflow-trino-dbt
• monitoring
• observability
• openldap
• tutorial-openldap

Nightly from Scratch Testing Instructions

These instructions are for deploying and completing the nightly demo from scratch.

Tip

Be sure to select the nightly docs version on https://docs.stackable.tech/home/nightly/demos/.

# For demo testing, install demo (stable operators) for the nightly release.
stackablectl demo install <DEMO_NAME> --release dev

# For stack testing, install stack via
stackablectl stack install <STACK_NAME> --release dev

# --- IMPORTANT ---
# Run through the (still) nightly demo/stack instructions (refer to the list above).