BDMS-220

[jirhiker]

Why

This PR addresses the following problem / context:

• Use path parameters to get Thing so that we can use thing specific responses e.g. WellResponse. (seems like this still could be done with query parameters tho?)

How

Implementation summary - the following was changed / added / removed:

• Use bullet points here

Notes

Any special considerations, workarounds, or follow-up work to note?

• Use bullet points here

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ All tests successful. No failed tests found.
see 4 files with indirect coverage changes

[jacob-a-brown]

If we are going to maintain this query parameter would you add a test to tests/test_thing.py to maintain coverage? Also, should there be a test per thing type that we have defined? Currently I think we only have water well and spring