Comm host client proxy return rollup blob (#19)

* can read eigenda v1 cert

* small fix

* fix lint

* fix link for real

* make it non eigenda-proxy compatible

* fix lint

* wip

* add partial decoding logic to be add to read raw blob

* move decode logic

* remove debug log

* change altda to eigenda

* add comments and add staleness check and empty bytes check

* add staleness comment

* client host comm with original eigenda proxy

* fix error

* fix lint

* fix comments from PR 17

* chore: fix bin/client/justfile to use relative path

* docs: fix comment typo beginnin->beginning

* docs: replace ToDo comments with TODO:

* style: rename BLOB_ENCODING_VERSION -> BLOB_ENCODING_VERSION_0

* docs: update readme instructions to make it easier (and more reproducible) to spin up the op devnet (#21)

* style: fix lint errors

* test: fix decode tests

* add length check in eigenda_data.rs

* fix review

* fix lint

* test

* Revert "test"

This reverts commit f87fd34.

---------

Co-authored-by: Ubuntu <ubuntu@ip-172-31-39-89.ec2.internal>
Co-authored-by: bx3 <71761807+scale-chain-sub@users.noreply.github.com>
Co-authored-by: Samuel Laferriere <samlaf92@gmail.com>
Co-authored-by: Bowen <bxue@eigenlabs.org>

.gitignore

@@ -1,2 +1,3 @@
 target/
 data/
+optimism/