Fix Dockerfile missing libudev-dev and add build directive to compose.yaml

- Add apt-get install libudev-dev pkg-config to Dockerfile (fixes elf2uf2-rs build failure)
- Add build: context/dockerfile to compose.yaml so image builds locally instead of only pulling from GHCR

Agent-Logs-Url: https://github.com/Baker-link-Lab/bakerlink_tutorial_template/sessions/46ef79d4-a5b6-4e5c-ac3c-3cac6b5eb681

Co-authored-by: Baker-Tanaka <42606588+Baker-Tanaka@users.noreply.github.com>

Author: Copilot

.docker/Dockerfile

@@ -1,5 +1,6 @@
 FROM rust:1.86.0-bullseye
 
+RUN apt-get update && apt-get install -y libudev-dev pkg-config && rm -rf /var/lib/apt/lists/*
 RUN rustup target install thumbv6m-none-eabi
 RUN cargo install flip-link --version 0.1.10
 RUN rustup component add rustfmt

.docker/compose.yaml

@@ -1,5 +1,8 @@
 services:
   {{project-name}}:
+    build:
+      context: .
+      dockerfile: Dockerfile
     image: "ghcr.io/baker-link-lab/bakerlink-env:latest"
     container_name: "{{project-name}}-container"
     volumes: