diff --git a/samples/flask-railpack/flask/.dockerignore b/samples/flask-railpack/flask/.dockerignore
new file mode 100644
index 000000000..74a7bf9e0
--- /dev/null
+++ b/samples/flask-railpack/flask/.dockerignore
@@ -0,0 +1,27 @@
+# Default .dockerignore file for Defang
+**/__pycache__
+**/.direnv
+**/.DS_Store
+**/.envrc
+**/.git
+**/.github
+**/.idea
+**/.next
+**/.vscode
+**/compose.*.yaml
+**/compose.*.yml
+**/compose.yaml
+**/compose.yml
+**/docker-compose.*.yaml
+**/docker-compose.*.yml
+**/docker-compose.yaml
+**/docker-compose.yml
+**/node_modules
+**/Thumbs.db
+Dockerfile
+*.Dockerfile
+# Ignore our own binary, but only in the root to avoid ignoring subfolders
+defang
+defang.exe
+# Ignore our project-level state
+.defang
\ No newline at end of file
diff --git a/samples/flask-railpack/flask/cloudbuild.yaml b/samples/flask-railpack/flask/cloudbuild.yaml
deleted file mode 100644
index 1eb27d01f..000000000
--- a/samples/flask-railpack/flask/cloudbuild.yaml
+++ /dev/null
@@ -1,16 +0,0 @@
-steps:
-  # Make the railpack plan
-  - name: 'gcr.io/cloudbuildtest-468719/railpack'
-    script: |
-      #!/usr/bin/env bash
-      railpack prepare \. --plan-out /workspace/railpack-plan.json --info-out /workspace/railpack-info.json
-
-  # Docker build and push
-  - name: 'gcr.io/cloudbuildtest-468719/railpack'
-    script: |
-      #!/usr/bin/env bash
-      docker buildx create --use --driver=docker-container 
-      docker buildx build -t gcr.io/cloudbuildtest-468719/railpack-flask --build-arg BUILDKIT_SYNTAX="ghcr.io/railwayapp/railpack-frontend" -f /workspace/railpack-plan.json --output type=docker,name=railpack-flask \.
-    automapSubstitutions: true
-images:
-- 'gcr.io/cloudbuildtest-468719/railpack-flask:latest'
\ No newline at end of file
diff --git a/samples/flask/flask/.dockerignore b/samples/flask/flask/.dockerignore
new file mode 100644
index 000000000..74a7bf9e0
--- /dev/null
+++ b/samples/flask/flask/.dockerignore
@@ -0,0 +1,27 @@
+# Default .dockerignore file for Defang
+**/__pycache__
+**/.direnv
+**/.DS_Store
+**/.envrc
+**/.git
+**/.github
+**/.idea
+**/.next
+**/.vscode
+**/compose.*.yaml
+**/compose.*.yml
+**/compose.yaml
+**/compose.yml
+**/docker-compose.*.yaml
+**/docker-compose.*.yml
+**/docker-compose.yaml
+**/docker-compose.yml
+**/node_modules
+**/Thumbs.db
+Dockerfile
+*.Dockerfile
+# Ignore our own binary, but only in the root to avoid ignoring subfolders
+defang
+defang.exe
+# Ignore our project-level state
+.defang
\ No newline at end of file
diff --git a/samples/golang-http-form-railpack/app/.dockerignore b/samples/golang-http-form-railpack/app/.dockerignore
new file mode 100644
index 000000000..74a7bf9e0
--- /dev/null
+++ b/samples/golang-http-form-railpack/app/.dockerignore
@@ -0,0 +1,27 @@
+# Default .dockerignore file for Defang
+**/__pycache__
+**/.direnv
+**/.DS_Store
+**/.envrc
+**/.git
+**/.github
+**/.idea
+**/.next
+**/.vscode
+**/compose.*.yaml
+**/compose.*.yml
+**/compose.yaml
+**/compose.yml
+**/docker-compose.*.yaml
+**/docker-compose.*.yml
+**/docker-compose.yaml
+**/docker-compose.yml
+**/node_modules
+**/Thumbs.db
+Dockerfile
+*.Dockerfile
+# Ignore our own binary, but only in the root to avoid ignoring subfolders
+defang
+defang.exe
+# Ignore our project-level state
+.defang
\ No newline at end of file