🚚 Renamelndb config to lndb init and rewrite get-started tutorial

[falexwolf]

Clarify get-started tutorial and rename lndb config to lndb init.

[github-actions]

🚀 Deployed on https://62c966ffa341ee5b540a8b7f--lamindb-90f32c8dml.netlify.app

[codecov]

Codecov Report

Merging #64 (5a789ca) into main (ead35c3) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main      #64   +/-   ##
=======================================
  Coverage   93.30%   93.30%           
=======================================
  Files          35       35           
  Lines         523      523           
=======================================
  Hits          488      488           
  Misses         35       35           

Impacted Files	Coverage Δ
lamindb/_setup/_hub.py	78.72% <ø> (ø)
lamindb/__main__.py	95.00% <100.00%> (ø)
lamindb/_setup/_setup.py	91.17% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update ddc489b...5a789ca. Read the comment docs.