diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 00000000..ec71e2c1
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,6 @@
+{
+    "dockerComposeFile": "../docker-compose.yml",
+    "service": "builder",
+    "workspaceFolder": "/mozart/",
+    "shutdownAction": "stopCompose"
+}
diff --git a/Dockerfile b/Dockerfile
index 122bb514..c9073b9d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,4 @@
 FROM composer:2.7.7
-
 FROM php:8.3.9-cli-alpine AS base
 
 FROM base as builder
@@ -7,11 +6,15 @@ RUN apk update && apk add git
 COPY --from=composer /usr/bin/composer /usr/bin/composer
 COPY ./composer.json /mozart/
 WORKDIR /mozart/
+RUN composer install
+
+FROM builder as packager
+RUN rm -rf vendor
 RUN composer install --no-dev -o
 
 FROM base AS application
 RUN mkdir project
 WORKDIR /project/
-COPY --from=builder /mozart/ /mozart/
+COPY --from=packager /mozart/ /mozart/
 COPY ./bin/ /mozart/bin/
 COPY ./src/ /mozart/src/
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 00000000..1def9525
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,10 @@
+version: '3.4'
+services:
+  builder:
+    build:
+      context: .
+      dockerfile: Dockerfile
+      target: builder
+    volumes:
+      - .:/mozart/
+    command: /bin/sh -c "while sleep 1000; do :; done"