Add monorepo configuration and development environment

.devcontainer/devcontainer.json

@@ -0,0 +1,60 @@
+{
+  "name": "PfosiLooking Full Stack",
+  "dockerComposeFile": "docker-compose.yml",
+  "service": "app",
+  "workspaceFolder": "/workspaces/PfosiLooking",
+  "shutdownAction": "stopCompose",
+  "features": {
+    "ghcr.io/devcontainers/features/node:1": {
+      "version": "18"
+    },
+    "ghcr.io/devcontainers/features/git:1": {},
+    "ghcr.io/devcontainers/features/github-cli:1": {}
+  },
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "ms-vscode.vscode-json",
+        "bradlc.vscode-tailwindcss",
+        "esbenp.prettier-vscode",
+        "dbaeumer.vscode-eslint",
+        "ms-vscode.vscode-typescript-next",
+        "formulahendry.auto-rename-tag",
+        "christian-kohler.path-intellisense",
+        "ms-vscode.vscode-json",
+        "mongodb.mongodb-vscode"
+      ],
+      "settings": {
+        "editor.formatOnSave": true,
+        "editor.defaultFormatter": "esbenp.prettier-vscode",
+        "editor.codeActionsOnSave": {
+          "source.fixAll.eslint": true
+        },
+        "emmet.includeLanguages": {
+          "javascript": "javascriptreact"
+        }
+      }
+    }
+  },
+  "forwardPorts": [8100, 3069, 27017, 8081],
+  "portsAttributes": {
+    "8100": {
+      "label": "Frontend (Ionic)",
+      "onAutoForward": "notify"
+    },
+    "3069": {
+      "label": "Backend API",
+      "onAutoForward": "notify"
+    },
+    "27017": {
+      "label": "MongoDB",
+      "onAutoForward": "silent"
+    },
+    "8081": {
+      "label": "Mongo Express",
+      "onAutoForward": "notify"
+    }
+  },
+  "postCreateCommand": "npm install && cd app && npm install && cd ../backend && npm install",
+  "postStartCommand": "npm run dev:all"
+}