[FEAT-API]: Create Hydrograph Manipulation h5 Upload handler

[martyheynbah]

Create handlers specifically for uploading (POST) h5 files.

• add data into correct table (id, reacd_id, savepoint_id, etc)
• when h5 files are uploaded we want to add logic to add correlating data (File type: "Water Level" or "Wave", and filename) to existing relevant database tables based off data
  • handle upserting files so each savepoint can have only 1 wave and water level file each

[trietmnj]

handle upserting files so each reach can have only 1 wave and water level file each

The relationship between reach and h5 files are transitory, i.e., the conceptual association is SP -> h5 files. It's only so happened that reach -> SP right now. We are planning to break the reach -> SP relationship, so it might be wise map the H5 files to the SP now rather than reach.

[trietmnj]

Can't upload H5, sending via Slack