all: update to single pnpm workspace

Author: fubhy

.github/workflows/ci.yml

@@ -93,8 +93,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: "20"
-          cache: yarn
-          cache-dependency-path: "tests/runner-tests/yarn.lock"
+          cache: pnpm
 
       - uses: Swatinem/rust-cache@v2
 
@@ -152,8 +151,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: "20"
-          cache: yarn
-          cache-dependency-path: "tests/integration-tests/yarn.lock"
+          cache: pnpm
 
       - name: Install lld and jq
         run: sudo apt-get install -y lld jq protobuf-compiler

.github/workflows/code-coverage.yml

@@ -45,8 +45,7 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: "14"
-          cache: yarn
-          cache-dependency-path: "tests/integration-tests/yarn.lock"
+          cache: pnpm
       - name: Install lld
         run: sudo apt-get install -y lld jq protobuf-compiler
       - uses: actions-rs/cargo@v1

.gitignore

@@ -22,9 +22,9 @@ lcov.info
 
 /tests/**/build
 /tests/**/generated
-/tests/**/node_modules
-/tests/**/yarn-error.log
-/tests/**/pnpm-lock.yaml
+
+# Node dependencies
+node_modules/
 
 # Built solidity contracts.
 /tests/**/bin

CLAUDE.md

@@ -43,7 +43,7 @@ Integration tests require environment dependencies that can be provided **EITHER
 
 **Prerequisites:**
 1. Docker and Docker Compose **OR** Nix (for operating environment dependencies)
-2. Yarn (v1)
+2. PNPM
 3. Foundry (for smart contract compilation)
 
 The environment dependencies and environment setup are operated by the human.

package.json

@@ -0,0 +1,4 @@
+{
+  "private": true,
+  "packageManager": "pnpm@10.14.0+sha512.ad27a79641b49c3e481a16a805baa71817a04bbe06a38d17e60e2eaee83f6a146c6a688125f5792e48dd5ba30e7da52a5cda4c3992b9ccf333f9ce223af84748"
+}