ci(devcontainer): use official debian base image

.devcontainer/Dockerfile

@@ -0,0 +1,37 @@
+FROM mcr.microsoft.com/devcontainers/base:debian
+
+USER root
+RUN rm -rf /bin/sh && ln -s /bin/bash /bin/sh
+
+# Create a helper for installing packages leaving no traces behind
+COPY <<EOF /usr/sbin/install_packages
+#!/bin/bash
+set -e
+set -u
+export DEBIAN_FRONTEND=noninteractive
+n=0
+max=2
+until [ $n -gt $max ]; do
+    set +e
+    (
+      apt update -qq &&
+      apt install -y --no-install-recommends "$@"
+    )
+    CODE=$?
+    set -e
+    if [ $CODE -eq 0 ]; then
+        break
+    fi
+    if [ $n -eq $max ]; then
+        exit $CODE
+    fi
+    echo "apt failed, retrying"
+    n=$(($n + 1))
+done
+rm -rf /var/lib/apt/lists/{*,.*} /var/cache/apt/archives/{*,.*}
+EOF
+
+# Set permissions and install node
+RUN chmod 0755 /usr/sbin/install_packages && \
+  curl -fsSL https://deb.nodesource.com/setup_lts.x | bash && \
+  install_packages nodejs

.devcontainer/devcontainer.json

@@ -1,14 +1,15 @@
 {
   "name": "jellyfin-vue Codespace (with support for Tauri and Docker development)",
-  "image": "node:20-slim",
+  "build": { 
+    "dockerfile": "Dockerfile"
+  },
   "features": {
     "ghcr.io/devcontainers/features/rust:1": {
       "profile": "default"
     },
     "ghcr.io/devcontainers/features/docker-in-docker:2": {
       "installDockerComposeSwitch": false
     },
-    "ghcr.io/eitsupi/devcontainer-features/jq-likes:2": {},
     "ghcr.io/devcontainers/features/github-cli:1": {}
   },
   "forwardPorts": [3000],
@@ -20,11 +21,11 @@
   },
   "postCreateCommand": {
     "npm": "npm ci --no-audit",
-    "no-yarn": "unset YARN_VERSION && rm -rf /opt/yarn*",
-    "use-bash": "rm -rf /bin/sh && ln -s /bin/bash /bin/sh",
-    "git-config": "git config --global core.editor 'code --wait'",
-    "postunpack": ".devcontainer/postunpack.sh"
+    "postunpack": "whoami && install_packages $(cat packaging/tauri/apt_packages)",
+    "unshallow": "git fetch --unshallow"
+  },
+  "postAttachCommand": {
+    "install-extensions": "cat .vscode/extensions.json | jq -r .recommendations[] | xargs -n 1 code --install-extension"
   },
-  "postAttachCommand": "cat .vscode/extensions.json | jq -r .recommendations[] | xargs -n 1 code --install-extension",
   "hostRequirements": { "cpus": 4, "memory": "8gb" }
 }