Modernise and cleanup lint configuration and build process

.devcontainer/Dockerfile

@@ -6,12 +6,10 @@ ENV DEBIAN_FRONTEND=noninteractive
 # Switch to root for installing packages
 USER root
 
-RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash -
-
 # Install additional dependencies
 RUN apt update && apt install -y \
     build-essential \
-    nodejs \
+    curl \
     jq \
     python3 \
     python3-pip \
@@ -20,8 +18,12 @@ RUN apt update && apt install -y \
     && apt clean \
     && rm -rf /var/lib/apt/lists/*
 
-# Install Node.js
-RUN npm install -g n && n 20.12.0
+# Install Node.js 20.x using NodeSource
+RUN curl -fsSL https://deb.nodesource.com/setup_20.x | bash - && \
+    apt update && \
+    apt install -y nodejs && \
+    apt clean && \
+    rm -rf /var/lib/apt/lists/*
 
 # Install Solidity compiler using pipx (isolated environment)
 RUN pipx install solc-select && \
@@ -59,9 +61,10 @@ RUN curl -L https://foundry.paradigm.xyz | bash && \
     chmod 755 /usr/local/bin/forge && \
     chmod 755 /usr/local/bin/chisel
 
-# Set up yarn
+# Set up yarn and pnpm
 RUN corepack enable && \
-    corepack prepare yarn@4.0.2 --activate
+    corepack prepare yarn@4.0.2 --activate && \
+    corepack prepare pnpm@9.0.6 --activate
 
 # Ensure all users have access to the tools
 RUN chmod 755 /usr/local/bin/* && \

.devcontainer/docker-compose.yml

@@ -36,8 +36,14 @@ services:
       - vscode-data:/home/vscode/.local/share
       - vscode-bin:/home/vscode/.local/bin
 
+      # Shared pnpm cache (safe due to content-addressable storage)
+      - pnpm-store:/home/vscode/.local/share/pnpm
+      - pnpm-cache:/home/vscode/.cache/pnpm
+
 volumes:
   vscode-cache:
   vscode-config:
   vscode-data:
   vscode-bin:
+  pnpm-store:
+  pnpm-cache:

.devcontainer/setup-git-signing.sh

@@ -1,4 +1,4 @@
-#!/bin/env bash
+#!/usr/bin/env bash
 # Automatically configure Git to use SSH signing with forwarded SSH keys
 set -euo pipefail
 

.github/actions/setup/action.yml

@@ -4,13 +4,18 @@ runs:
   using: composite
 
   steps:
+    - name: Install system dependencies
+      shell: bash
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y libudev-dev libusb-1.0-0-dev
     - name: Enable corepack for modern yarn
       shell: bash
       run: corepack enable
     - name: Install Node.js
       uses: actions/setup-node@v4
       with:
-        node-version: 18
+        node-version: 20
         cache: 'yarn'
     - name: Install dependencies
       shell: bash

.github/workflows/ci-contracts.yml

@@ -5,11 +5,11 @@ env:
 
 on:
   push:
-    branches: "*"
+    branches: '*'
     paths:
       - packages/contracts/**
   pull_request:
-    branches: "*"
+    branches: '*'
     paths:
       - packages/contracts/**
   workflow_dispatch:
@@ -22,10 +22,13 @@ jobs:
         uses: actions/checkout@v4
       - name: Set up environment
         uses: ./.github/actions/setup
-      - name: Build
+      - name: Build dependencies
         run: |
           pushd packages/contracts
-          yarn build || yarn build
+          yarn build
+          popd
+          pushd packages/sdk
+          yarn build
       - name: Run tests
         run: |
           pushd packages/contracts

.github/workflows/ci-data-edge.yml

@@ -5,11 +5,11 @@ env:
 
 on:
   push:
-    branches: "*"
+    branches: '*'
     paths:
       - packages/data-edge/**
   pull_request:
-    branches: "*"
+    branches: '*'
     paths:
       - packages/data-edge/**
   workflow_dispatch:
@@ -27,4 +27,6 @@ jobs:
           pushd packages/data-edge
           yarn build
       - name: Run tests
-        run: yarn test
+        run: |
+          pushd packages/data-edge
+          yarn test

.github/workflows/ci-token-dist.yml

@@ -6,11 +6,11 @@ env:
 
 on:
   push:
-    branches: "*"
+    branches: '*'
     paths:
       - packages/token-distribution/**
   pull_request:
-    branches: "*"
+    branches: '*'
     paths:
       - packages/token-distribution/**
   workflow_dispatch:
@@ -23,9 +23,15 @@ jobs:
         uses: actions/checkout@v4
       - name: Set up environment
         uses: ./.github/actions/setup
+      - name: Build contracts (dependency)
+        run: |
+          pushd packages/contracts
+          yarn build
       - name: Build
         run: |
           pushd packages/token-distribution
           yarn build
       - name: Run tests
-        run: yarn test
+        run: |
+          pushd packages/token-distribution
+          yarn test