Added a devcontainer file

.devcontainer/devcontainer.json

@@ -0,0 +1,16 @@
+{
+  "name": "Pinchflat Dev",
+  "dockerComposeFile": "../docker-compose.yml",
+  "service": "phx",
+  "workspaceFolder": "/app",
+  "shutdownAction": "stopCompose",
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "phoenixframework.phoenix",
+        "JakeBecker.elixir-ls",
+        "esbenp.prettier-vscode"
+      ]
+    }
+  }
+}

docker-compose.yml

@@ -10,5 +10,3 @@ services:
     command: bash -c "chmod +x docker/docker-run.dev.sh && docker/docker-run.dev.sh"
     stdin_open: true
     tty: true
-    env_file:
-      - .env