Migrate Firestore Database Between GCP Accounts (from CSE Dev to Ask-Astro)

[sunank200]

Description: Migrate Firestore database from one GCP account to another. Proposed solution: Export data from the source Firestore, transfer it to the destination GCP account's GCS bucket, and import into the destination Firestore. Steps and detailed guide in the comments.

Steps:

1. Export data from the source Firestore.
2. Transfer data to the destination GCP account's GCS bucket.
3. Import data into the destination Firestore.

Acceptance Criteria:

• [x] Backup old firestore data
• [x] Firestore data successfully migrated to the destination GCP account.
• [x] Detailed migration steps documented in comments.
• [x] Migration process tested and validated.
• [x] No data loss during migration.
• [x] Documentation updated to reflect the migration process.

[sunank200]

Done here: https://console.cloud.google.com/firestore/databases/-default-/data/panel/ask-astro-dev-actions/0XSzVMlbaafjik5iqivE?hl=en&project=ask-astro

[sunank200]

Need to add the documentation for this

[sunank200]

PR for documentation: https://github.com/astronomer/ask-astro/pull/48

[sunank200]

Backup of the old firestore can be found here.