diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 6aca15c..e458640 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -1,46 +1,50 @@
 // For format details, see https://aka.ms/devcontainer.json. For config options, see the
 // README at: https://github.com/devcontainers/templates/tree/main/src/rust
 {
-	"name": "Rust",
-	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
-	"image": "mcr.microsoft.com/devcontainers/rust:1-1-bookworm",
-	// Use 'mounts' to make the cargo cache persistent in a Docker Volume.
-	// "mounts": [
-	// 	{
-	// 		"source": "devcontainer-cargo-cache-${devcontainerId}",
-	// 		"target": "/usr/local/cargo",
-	// 		"type": "volume"
-	// 	}
-	// ]
-	// Features to add to the dev container. More info: https://containers.dev/features.
-	"features": {
-		"ghcr.io/devcontainers-contrib/features/apt-get-packages:1": {
-			"packages": "git-flow, openocd, gdb-multiarch"
-		}
-	},
-	// Use 'forwardPorts' to make a list of ports inside the container available locally.
-	// "forwardPorts": [],
-	// Use 'postCreateCommand' to run commands after the container is created.
-	// "postCreateCommand": "rustc --version",
-	"postCreateCommand": "rustup target install thumbv7m-none-eabi",
-	// Configure tool-specific properties.
-	"customizations": {
-		"vscode": {
-			"settings": {
-				"terminal.integrated.defaultProfile.linux": "zsh"
-			},
-			"extensions": [
-				"marus25.cortex-debug",
-				"mhutchie.git-graph"
-			]
-		}
-	},
-	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
-	// "remoteUser": "root"
-	"runArgs": [
-		"--device-cgroup-rule=c 189:* rmw"
-	],
-	"mounts": [
-		"source=/dev/bus/usb,target=/dev/bus/usb,type=bind"
-	]
+    "name": "Rust",
+    // Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+    "image": "mcr.microsoft.com/devcontainers/rust:1-1-bookworm",
+    // Features to add to the dev container. More info: https://containers.dev/features.
+    "features": {
+        "ghcr.io/devcontainers-contrib/features/apt-get-packages:1": {
+            "packages": "git-flow, openocd, gdb-multiarch"
+        }
+    },
+    // Use 'forwardPorts' to make a list of ports inside the container available locally.
+    // "forwardPorts": [],
+    // Use 'postCreateCommand' to run commands after the container is created.
+    // "postCreateCommand": "rustc --version",
+    "postCreateCommand": "rustup target install thumbv7m-none-eabi",
+    // Configure tool-specific properties.
+    "customizations": {
+        "vscode": {
+            "settings": {
+                "terminal.integrated.defaultProfile.linux": "zsh"
+            },
+            "extensions": [
+                "marus25.cortex-debug",
+                "mhutchie.git-graph"
+            ]
+        }
+    },
+    // Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+    // "remoteUser": "root"
+    "mounts": [
+        {
+            // make the cargo cache persistent in a volume
+            "source": "devcontainer-cargo-cache-${devcontainerId}",
+            "target": "/usr/local/cargo",
+            "type": "volume"
+        },
+        {
+            // bind the USB bus
+            "source": "/dev/bus/usb",
+            "target": "/dev/bus/usb",
+            "type": "bind"
+        }
+    ],
+    "runArgs": [
+        // allow access to "character devices"
+        "--device-cgroup-rule=c 189:* rmw"
+    ]
 }
\ No newline at end of file