docker: Include bootstrap.sh in main image

Dockerfile

@@ -41,7 +41,7 @@ RUN cargo build --release -p lldap -p lldap_migration_tool -p lldap_set_password
     && ./app/build.sh
 
 # Final image
-FROM alpine:3.16
+FROM alpine:3.19
 
 ENV GOSU_VERSION 1.14
 # Fetch gosu from git
@@ -80,6 +80,7 @@ COPY --from=builder /app/app/static app/static
 COPY --from=builder /app/app/pkg app/pkg
 COPY --from=builder /app/target/release/lldap /app/target/release/lldap_migration_tool /app/target/release/lldap_set_password ./
 COPY docker-entrypoint.sh lldap_config.docker_template.toml ./
+COPY scripts/bootstrap.sh ./
 
 RUN set -x \
     && apk add --no-cache bash tzdata \