Added docker files for the bot and the database

Dockerfile

@@ -0,0 +1,11 @@
+FROM docker.io/rust:alpine as builder
+WORKDIR /build/pass_manager
+RUN apk -U upgrade --no-cache && apk add --no-cache musl-dev
+COPY . .
+RUN cargo install --path .
+
+FROM docker.io/alpine
+WORKDIR /app/
+RUN apk -U upgrade --no-cache
+COPY --from=builder /usr/local/cargo/bin/pass_manager .
+CMD ["./pass_manager"]