diff --git a/.dockerignore b/.dockerignore
index a089e29..94d5b84 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1 +1,11 @@
-**/.git
\ No newline at end of file
+**/.git
+.dockerignore
+.gitignore
+YAML-editor/public/
+YAML-editor/src/
+YAML-editor/node_modules/
+YAML-editor/package-lock.json
+YAML-editor/package.json
+YAML-editor/vue.config.js
+YAML-editor/yarn.lock
+YAML-editor/.eslintrc.json
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..1c6560e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,12 @@
+# DeTT&CT files
+cache/
+output/
+
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# Misc
+.DS_Store
+.vscode
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index 8e64377..f10ccfe 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM python:3.8-alpine
 
-LABEL version="1.2.7"
+LABEL version="1.3"
 
 # update repository and install Linux packages
 RUN apk update && \
@@ -17,3 +17,7 @@ RUN pip install --no-cache-dir -r requirements.txt
 RUN mkdir -p input
 # within this directory, the output files from DeTT&CT are written. Such as ATT&CK Navigator layer files.
 RUN mkdir -p output
+
+# set an environment variable for the YAML editor and expose port 8080
+ENV DeTTECT_DOCKER_CONTAINER 1
+EXPOSE 8080/tcp