add zstd, test ci

.github/workflows/m2-ci.yml

@@ -36,15 +36,6 @@ jobs:
           components: rustfmt, clippy
           override: true
 
-      - name: Cache Rust dependencies
-        uses: actions/cache@v2
-        with:
-          path: |
-            ~/.cargo/registry
-            ~/.cargo/git
-            target
-          key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}
-
       - name: cargo check
         run: |
           eval "$(ssh-agent -s)"

Cargo.toml

@@ -52,6 +52,8 @@ thiserror = "1.0.50"
 x25519-dalek = "1.0.1"
 rand = "0.7.3"
 rand_core = "0.5.1"
+zstd-safe = "0.11.2"
+zstd-sys = "2.0.7"
 
 # Sovereign Labs dependencies
 sov-modules-api = { git = "ssh://git@github.com/Sovereign-Labs/sovereign-sdk-wip.git", rev = "517e99e558513e24983d8d09ef16a73675ea1a1b" }