diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 776fc64..e22f5f3 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -28,9 +28,9 @@
     },
     // Use 'forwardPorts' to make a list of ports inside the container available locally.
     // This can be used to network with other containers or the host.
-    "forwardPorts": [3000, 5432],
+    "forwardPorts": [3100, 5432],
     // Use 'postCreateCommand' to run commands after the container is created.
-    "postCreateCommand": "bundle install && bundle exec rake db:setup",
+    "postCreateCommand": "./bin/setup",
     // Configure tool-specific properties.
     "customizations": {
         "vscode": {
diff --git a/.devcontainer/docker-compose.yml b/.devcontainer/docker-compose.yml
index 017c5f8..c807956 100644
--- a/.devcontainer/docker-compose.yml
+++ b/.devcontainer/docker-compose.yml
@@ -17,6 +17,7 @@ services:
     # (Adding the "ports" property to this file will not forward from a Codespace.)
 
     environment:
+      PORT: 3100
       POSTGRES_USER: postgres
       POSTGRES_DB: postgres
       POSTGRES_PASSWORD: postgres
diff --git a/README.md b/README.md
index 7fc5a3a..28e5f54 100644
--- a/README.md
+++ b/README.md
@@ -36,15 +36,16 @@ export DOCKER_DEFAULT_PLATFORM=linux/arm64/v8
 
 ```sh
 echo "RAILS_ENV=development" > .env
+echo "PORT=3100" >> .env
 cp config/database.example.yml config/database.yml
 docker network create null_signal
 docker compose build
 docker compose -f docker-compose.yml -f docker-compose.override.init.yml up -d
 ```
 
-Wait until `docker compose logs nrdb_api_server | tail` shows `Listening on http://0.0.0.0:3000`.
+Wait until `docker compose logs nrdb_api_server | tail` shows `Listening on http://0.0.0.0:3100`.
 
-Test that `http://localhost:3000/api/docs/` loads in your browser. Afterwords,
+Test that `http://localhost:3100/api/docs/` loads in your browser. Afterwords,
 
 ```sh
 docker compose up -d
@@ -65,12 +66,12 @@ docker compose exec -e RAILS_ENV=test bundle exec rails db:seed
 ## Getting Started
 
 Once your server is running you can hit the api!
-ex. `http://localhost:3000/api/v3/public/cards/sure_gamble`
+ex. `http://localhost:3100/api/v3/public/cards/sure_gamble`
 
 You can find the full list of routes here:
-`http://localhost:3000/rails/info/routes`
+`http://localhost:3100/rails/info/routes`
 
-API Documentation will be available at `http://localhost:3000/api/docs/`.
+API Documentation will be available at `http://localhost:3100/api/docs/`.
 
 Run `RAILS_ENV=test bundle exec rails db:reset` with `docker compose run` or in a
 shell in the container to load the fixture data for the tests.
diff --git a/docker-compose.override.init.yml b/docker-compose.override.init.yml
index d4929c2..7f2b9e3 100644
--- a/docker-compose.override.init.yml
+++ b/docker-compose.override.init.yml
@@ -1,10 +1,13 @@
 services:
 
   nrdb_api_server:
+    ports:
+      - "3100:3100"
+
     command:
       - /bin/sh
       - -c
       - |
         bundle exec rake db:reset
         bundle exec rails cards:import
-        bundle exec rails server -b 0.0.0.0
+        bundle exec rails server -b 0.0.0.0 -p 3100
diff --git a/docker-compose.yml b/docker-compose.yml
index 68672ac..f9b9d18 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -15,9 +15,6 @@ services:
     # build the Dockerfile next to this file, tag the built image with above image name
     build: .
 
-    ports:
-      - "3000:3000"
-
     networks:
       - backend
       - null_signal