feat(api): add script to generate case config for single persons

[hoangsonww]

SUMMARY

This PR adds a script to generate case config .csv for a specified email address.

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Pre-merge author checklist

• I've clearly explained:
  • What problem this PR is solving.
  • How this problem was solved.
  • How reviewers can test my changes.
• I've included tests I've run to ensure my changes work.
• I've added unit tests for any new code, if applicable.
• I've documented any added code.

[Copilot]

Pull Request Overview

This PR introduces a shell script to generate a case configuration CSV for assigning cases to a single user by querying a PostgreSQL database. Key changes include:

• Addition of a new shell script (generate_config_single.sh) that retrieves cases and writes them in CSV format.
• Inclusion of a sample CSV output file (config1.csv) generated by the script.

Reviewed Changes

Copilot reviewed 2 out of 3 changed files in this pull request and generated no comments.

File	Description
script/assign_cases/generate_config_single.sh	New script that prompts for DB credentials, fetches case data with multiple UNION queries, and writes the results to a CSV file.
script/assign_cases/config1.csv	Sample CSV file containing case configuration data generated from the script.

Comments suppressed due to low confidence (1)

script/assign_cases/generate_config_single.sh:21

• The usage instructions refer to 'generate_config.sh' rather than the actual file name 'generate_config_single.sh'. Consider updating this comment to match the filename for clarity.

#   chmod +x generate_config.sh