Adding alsa lib and cpal

.devcontainer/Dockerfile

@@ -4,11 +4,22 @@ FROM mcr.microsoft.com/devcontainers/rust:1-1-bookworm
 # Install ARM cross-compilation toolchain packages
 RUN apt-get update && \
   apt-get install -y --no-install-recommends \
-    gdb-multiarch \
-    gcc-arm-linux-gnueabihf \
-    g++-arm-linux-gnueabihf \
-    binutils-arm-linux-gnueabihf && \
+  gdb-multiarch \
+  gcc-arm-linux-gnueabihf \
+  g++-arm-linux-gnueabihf \
+  binutils-arm-linux-gnueabihf && \
   apt-get clean && \
   rm -rf /var/lib/apt/lists/*
 
-RUN rustup target add armv7-unknown-linux-gnueabihf
+# install arm32 cross-compiler
+RUN dpkg --add-architecture armhf && \
+  apt update && \
+  apt install -y \
+  libasound2-dev:armhf && \
+  apt-get clean && \
+  rm -rf /var/lib/apt/lists/*
+
+RUN rustup target add armv7-unknown-linux-gnueabihf
+
+ENV PKG_CONFIG_LIBDIR=/usr/lib/arm-linux-gnueabihf/pkgconfig
+ENV PKG_CONFIG_ALLOW_CROSS=true

.devcontainer/devcontainer.json

@@ -4,7 +4,6 @@
 	"name": "lightsabre-devcontainer",
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
 	"dockerFile": "Dockerfile",
-
 	// Use 'mounts' to make the cargo cache persistent in a Docker Volume.
 	"mounts": [
 		{
@@ -12,30 +11,26 @@
 			"target": "/usr/local/cargo",
 			"type": "volume"
 		},
-    "type=bind,source=/home/${localEnv:USER}/.ssh,target=/home/vscode/.ssh,readonly",
-    "type=bind,source=/home/${localEnv:USER}/.bashrc,target=/home/vscode/.bashrc,readonly",
-    "type=bind,source=/home/${localEnv:USER}/.bashrc.d,target=/home/vscode/.bashrc.d,readonly"
+		"type=bind,source=/home/${localEnv:USER}/.ssh,target=/home/vscode/.ssh,readonly",
+		"type=bind,source=/home/${localEnv:USER}/.bashrc,target=/home/vscode/.bashrc,readonly",
+		"type=bind,source=/home/${localEnv:USER}/.bashrc.d,target=/home/vscode/.bashrc.d,readonly"
 	],
-
 	// Features to add to the dev container. More info: https://containers.dev/features.
 	// "features": {},
-
 	// 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",
-
 	// Configure tool-specific properties.
-  "customizations": {
-    "vscode": {
-      "extensions": [
+	"customizations": {
+		"vscode": {
+			"extensions": [
 				"streetsidesoftware.code-spell-checker",
 				"rust-lang.rust-analyzer",
-				"vadimcn.vscode-lldb"]
-    }
-  }
-
+				"vadimcn.vscode-lldb"
+			]
+		}
+	}
 	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
 	// "remoteUser": "root"
-}
+}