add Dockerfile

Author: SlashNephy

.dockerignore

@@ -0,0 +1,9 @@
+.vscode
+test
+Dockerfile
+.dockerignore
+.env.example
+.gitignore
+README.md
+LICENSE
+config.example.yaml

Dockerfile

@@ -0,0 +1,12 @@
+FROM denoland/deno:debian
+
+WORKDIR /app
+USER deno
+
+COPY ./deps.ts ./
+RUN deno cache deps.ts
+
+COPY ./ ./
+RUN deno cache main.ts
+
+CMD ["task", "start"]