Move workbench app under backend/workbench/

[pashiav]

Fixes #6833

This PR reorganizes the project structure by moving the workbench app into a new backend/workbench/ directory under specifyweb/.

Summary of Changes:

• Moved workbench to specifyweb/backend/workbench/
• Updated all import paths to reflect the new location
• Updated SPECIFY_APPS in settings.py to include specifyweb.backend.workbench

This is the 16th PR in a broader backend reorganization. No frontend behavior or functionality was changed.

Checklist

• Self-review the PR after opening it to make sure the changes look good and
  self-explanatory (or properly documented)
• Add relevant issue to release milestone
• Add pr to documentation list
• Add automated tests
• Add a reverse migration if a migration is present in the PR

Testing instructions

View WorkBench documentation here & specifically WorkBench Grid Locality Tools documentation here.

Please cross check the following functionalities with main.

• General WorkBench testing (additional gen testing in addition to the ones below)
  Verify that you:
  New Data Set:

  • Click on WorkBench in the navigation bar
  • Click on Create New -> Select any base table (e.g. Collection Object)
  • Add columns and valid column mapping (e.g. catalogNumber) then click Save
  • Add a new record/cell -> Click Save -> Validate
  • Upload the data set
  • Data set uploaded with the correct fields & is identical to main functionality

  Importing a Data Set:

  • Click on WorkBench in the navigation bar
  • Import a File to Create a New Data Set
  • Resulting data set is the same as on main
  • Click Data Mapper
  • Map corresponding fields and Save
  • Click on Tools
  • Click on Upload Plan -> Export
  • JSON file downloads and contains the expected information (same as main)
  • Close the Upload Plan dialog then click Export
  • TSV file downloads and contains the expected information (same as main)
  
  

  WorkBench Grid Locality Tools:

  • General testing of Converting Coordinates
  • General testing of GeoLocate
  • General testing of GeoMap

[bhumikaguptaa]

• General WorkBench testing (additional gen testing in addition to the ones below)
  • Data set uploaded with the correct fields & is identical to main functionality
  • Resulting data set is the same as on main
  • JSON file downloads and contains the expected information (same as main)
  • TSV file downloads and contains the expected information (same as main)
  • General testing of Converting Coordinates
  • General testing of GeoLocate
  • General testing of GeoMap

Works as expected!

[emenslin]

• General WorkBench testing (additional gen testing in addition to the ones below)
  • Data set uploaded with the correct fields & is identical to main functionality
  • Resulting data set is the same as on main
  • JSON file downloads and contains the expected information (same as main)
  • TSV file downloads and contains the expected information (same as main)
  • General testing of Converting Coordinates
  • General testing of GeoLocate
  • General testing of GeoMap

Looks good, all behaviors seem to match main.

spam