fix(tee_prover): add zstd compression (#3144)

## What ❔

Add zstd compression for the HTTP connection between
`proof_data_handler` and `zksync_tee_prover`.

## Why ❔

This enables faster intercloud communication.

## Checklist

<!-- Check your PR fulfills the following items. -->
<!-- For draft PRs check the boxes as you complete them. -->

- [x] PR title corresponds to the body of PR (we generate changelog
entries from PRs).
- [ ] Tests for the changes have been added / updated.
- [ ] Documentation comments have been added / updated.
- [x] Code has been formatted via `zkstack dev fmt` and `zkstack dev
lint`.

---------

Signed-off-by: Harald Hoyer <[email protected]>

core/bin/zksync_tee_prover/Cargo.toml

@@ -15,7 +15,7 @@ publish = false
 anyhow.workspace = true
 async-trait.workspace = true
 envy.workspace = true
-reqwest.workspace = true
+reqwest = { workspace = true, features = ["zstd"] }
 secp256k1 = { workspace = true, features = ["serde"] }
 serde = { workspace = true, features = ["derive"] }
 thiserror.workspace = true

core/node/proof_data_handler/Cargo.toml

@@ -22,6 +22,7 @@ zksync_utils.workspace = true
 anyhow.workspace = true
 axum.workspace = true
 tokio.workspace = true
+tower-http = { workspace = true, features = ["compression-zstd", "decompression-zstd"] }
 tracing.workspace = true
 
 [dev-dependencies]

core/node/proof_data_handler/src/lib.rs

@@ -139,4 +139,6 @@ fn create_proof_processing_router(
     }
 
     router
+        .layer(tower_http::compression::CompressionLayer::new())
+        .layer(tower_http::decompression::RequestDecompressionLayer::new().zstd(true))
 }