add base

Dockerfile

@@ -0,0 +1,14 @@
+FROM rust:slim-bullseye AS builder
+
+COPY . /app/builder/
+
+WORKDIR /app/builder/
+
+RUN cargo build --release
+
+FROM debian:bullseye-slim
+
+COPY --from=builder /app/builder/target/release/ /app/
+WORKDIR /app/
+
+CMD ["./twatch"]