release: 0.9.3

[mdonadoni]

Prepare 0.9.3 release PRs.

Test integration on many examples before merging and pushing images:

• Kubernetes (reana-dev run-example -c DEMO -b kubernetes --submit-only)

Test HTCondor and Slurm compute backends:

• HTCondor (reana-dev run-example -c DEMO -b htcondorcern --submit-only)
• Slurm (reana-dev run-example -c DEMO -b slurmcern --submit-only)

Test VOMS proxy and Rucio support:

• VOMS proxy
• Rucio

Test opening Jupyter notebook sessions and their embedded terminals:

• notebook
• terminal

Test three launch examples:

• /launch

Test GitLab integration:

• push code to GitLab, activate CI on REANA

Test cluster services such as quota updater and email sending:

• nightly system status
• nightly quota updater
• email notifications
• nightly workspace retention

Release shared components:

• pytest-reana (0.9.2)
• reana-commons chore(master): release 0.9.8 reana-commons#448
• reana-db chore(master): release 0.9.4 reana-db#220

Release cluster components:

• reana-job-controller build(python): update deps 0.9.3 reana-job-controller#442
• reana-message-broker chore(master): release 0.9.3 reana-message-broker#62
• reana-server build(python): update deps 0.9.3 reana-server#674
• reana-ui build(package): update yarn.lock reana-ui#399
• reana-workflow-controller build(python): update deps 0.9.3 reana-workflow-controller#574
• reana-workflow-engine-cwl build(python): update deps 0.9.3 reana-workflow-engine-cwl#267
• reana-workflow-engine-serial build(python): update deps 0.9.3 reana-workflow-engine-serial#200
• reana-workflow-engine-snakemake build(python): update deps 0.9.3 reana-workflow-engine-snakemake#85
• reana-workflow-engine-yadage build(python): update deps 0.9.3 reana-workflow-engine-yadage#261

Release client components:

• reana-client chore(master): release 0.9.3 reana-client#697

Release Helm chart:

• reana chore(master): release 0.9.3 #769
• test researcher-oriented helm installation method (deploying locally)

Prepare release announcements:

• www.reana.io feat(homepage): reana 0.9.3 release (#91) www.reana.io#91
• blog.reana.io feat(post): reana 0.9.3 release announcement (#50) blog.reana.io#50