chore: fix linter issue and make it a required PR check (#120)

Author: EkelmansPh

.devcontainer/Dockerfile

@@ -11,4 +11,8 @@ RUN \
     mkdir -p /opt/segger/jlink \
     && wget --post-data="accept_license_agreement=accepted" -qO - "https://www.segger.com/downloads/jlink/JLink_Linux_${SEGGER_JLINK_VERSION}_$(uname -m | sed 's/aarch64/arm64/').tgz" | tar --strip-components=1 --wildcards -xzC /opt/segger/jlink
 
-RUN apt-get update && apt-get install -y --no-install-recommends libusb-1.0-0=2:1.0.27-1
+RUN \
+    # Install libusb
+    apt-get update && apt-get install -y --no-install-recommends libusb-1.0-0=2:1.0.27-1 \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*