fix: include README.md in Docker build for agents

Author: bendersej

agents/Dockerfile

@@ -2,7 +2,7 @@ FROM rust:1-bookworm AS builder
 WORKDIR /app
 COPY Cargo.toml Cargo.lock ./
 COPY src ./src
-COPY SKILL.md ./
+COPY README.md SKILL.md ./
 RUN cargo build --release
 
 FROM debian:bookworm-slim