Added docker building.

Dockerfile

@@ -1,12 +1,15 @@
-FROM rust:1.67.1-alpine3.17 as builder
+FROM rust:1.67.1-buster as builder
 
 WORKDIR /app
-COPY Cargo.toml Cargo.lock ./
+COPY Cargo.toml Cargo.lock askama.toml ./
 COPY src ./src
+COPY static ./static
 RUN cargo build --release --all-features
 
 FROM debian:bullseye-20230109-slim as base
 
+WORKDIR /
+
 RUN apt-get update \
     && apt-get install -y openssl ca-certificates \
     && rm -rf /var/lib/apt/lists/*
@@ -21,4 +24,5 @@ FROM base as rootless
 
 RUN useradd --create-home  -u 1000 --user-group s3bot
 WORKDIR /home/s3bot
+RUN mv /static ./static
 USER s3bot