feat: Initial Dev Containers setup (no-changelog) (#8951)

Co-authored-by: कारतोफ्फेलस्क्रिप्ट™ <aditya@netroy.in>

.devcontainer/Dockerfile

@@ -0,0 +1,7 @@
+FROM n8nio/base:20
+
+RUN apk add --no-cache --update openssh sudo shadow bash
+RUN echo node ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/node && chmod 0440 /etc/sudoers.d/node
+RUN mkdir /workspaces && chown node:node /workspaces
+USER node
+RUN mkdir -p ~/.pnpm-store && pnpm config set store-dir ~/.pnpm-store --global

.devcontainer/devcontainer.json

@@ -0,0 +1,19 @@
+{
+	"name": "n8n",
+	"dockerComposeFile": "docker-compose.yml",
+	"service": "n8n",
+	"workspaceFolder": "/workspaces",
+	"mounts": [
+		"type=bind,source=${localWorkspaceFolder},target=/workspaces,consistency=cached",
+		"type=bind,source=${localEnv:HOME}/.ssh,target=/home/node/.ssh,consistency=cached",
+		"type=bind,source=${localEnv:HOME}/.n8n,target=/home/node/.n8n,consistency=cached"
+	],
+	"forwardPorts": [8080, 5678],
+	"postCreateCommand": "corepack prepare --activate && pnpm install ",
+	"postAttachCommand": "pnpm build",
+	"customizations": {
+		"codespaces": {
+			"openFiles": ["CONTRIBUTING.md"]
+		}
+	}
+}

.devcontainer/docker-compose.yml

@@ -0,0 +1,23 @@
+volumes:
+  postgres-data:
+
+services:
+  postgres:
+    image: postgres:16-alpine
+    restart: unless-stopped
+    volumes:
+      - postgres-data:/var/lib/postgresql/data
+    environment:
+      - POSTGRES_DB=n8n
+      - POSTGRES_PASSWORD=password
+
+  n8n:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    volumes:
+      - ..:/workspaces:cached
+    command: sleep infinity
+    environment:
+      DB_TYPE: postgresdb
+      DB_POSTGRESDB_PASSWORD: password