Add devcontainer config

.devcontainer/Dockerfile

@@ -0,0 +1,4 @@
+FROM mcr.microsoft.com/devcontainers/javascript-node:24
+
+COPY --chmod=0755 entrypoint.sh /entrypoint.sh
+ENTRYPOINT ["/entrypoint.sh"]

.devcontainer/devcontainer.json

@@ -0,0 +1,11 @@
+{
+	"name": "CCXT",
+	"dockerComposeFile": "./docker-compose.yml",
+	"service": "ccxt",
+	"workspaceFolder": "/home/node/ccxt",
+	"mounts": [
+		// Mount the SSH key for the local machine to make git fetch/push work in the container	
+		"source=${localEnv:HOME}/.ssh,target=/home/node/.ssh,type=bind,consistency=cached,readonly"
+	],
+	"postCreateCommand": "echo \"node: $(node --version)\" && echo \"npm: $(npm --version)\" && echo \"pnpm: $(pnpm --version)\""
+}

.devcontainer/docker-compose.yml

@@ -0,0 +1,16 @@
+services:
+  ccxt:
+    build:
+      context: ./
+      dockerfile: Dockerfile
+    container_name: ccxt-dev
+    volumes:
+      - ../:/home/node/ccxt:cached
+    command: sleep infinity
+    networks:
+      - fiet-sandbox
+
+networks:
+  fiet-sandbox:
+    external: true
+    name: fiet-sandbox

.devcontainer/entrypoint.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env sh
+set -eu
+
+INSTALL_URL="http://local-ca/install.sh"
+
+# Run the local CA installer, then exec the provided command.
+curl -fsSL --retry 60 --retry-all-errors --retry-delay 1 "$INSTALL_URL" | sh
+
+exec "$@"

.gitignore

@@ -44,4 +44,7 @@ __debug*
 .custom_gitignore
 
 # in case we link to parent bun repos.
-bun.lock
+bun.lock
+
+.pnpm-store/
+cli/js/