feat: adopt a more JAX-like API

[beckermr]

This PR

• adopts a more JAX-like API for the Image classes
• enables certain JAX-like operations for setting subimages of a fixed size
• change the Bounds class to interoperate with JAX more cleanly
• add test to ensure we raise on operations like img[b] += ...
• ensure tests pass
• write docs

closes #210

[codspeed-hq]

Merging this PR will not alter performance

⚠️ Unknown Walltime execution environment detected

Using the Walltime instrument on standard Hosted Runners will lead to inconsistent data.

For the most accurate results, we recommend using CodSpeed Macro Runners: bare-metal machines fine-tuned for performance measurement consistency.

✅ 36 untouched benchmarks

---

_{Comparing jax-api-changes (de77436) with main (1977814)}

[beckermr]

We should raise a better error here.