Adds Dockerfile and Woodpecker file for automated builds

.woodpecker.yaml

@@ -0,0 +1,15 @@
+when:
+  branch: main
+  event:
+    - push
+    - manual
+steps:
+  - name: build
+    image: woodpeckerci/plugin-docker-buildx
+    settings:
+      repo: git.halfbinary.net/${CI_REPO_OWNER}/matrix-mod
+      registry: git.halfbinary.net
+      tags: ${CI_PIPELINE_NUMBER}
+      username: ${CI_REPO_OWNER}
+      password:
+        from_secret: docker_password

Dockerfile

@@ -0,0 +1,17 @@
+FROM node:18-alpine
+
+LABEL maintainer="Alex Arbit <aarbit@gmail.com>"
+
+WORKDIR /app
+
+COPY package.json .
+
+RUN npm install
+
+COPY . .
+
+RUN npm run build
+
+EXPOSE 8083
+
+CMD [ "npm", "run", "preview" ]