chore: add dev container support for simplicity

.devcontainer/Dockerfile

@@ -0,0 +1,39 @@
+FROM ubuntu:24.04
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    bash-completion \
+    build-essential \
+    cmake \
+    gcovr \
+    git \
+    libcmocka-dev \
+    libglib2.0-dev \
+    libsystemd-dev \
+    libyaml-dev \
+    meson \
+    network-manager \
+    pandoc \
+    pkg-config \
+    pycodestyle \
+    pyflakes3 \
+    python3-cffi \
+    python3-coverage \
+    python3-dev \
+    python3-pytest \
+    python3-pytest-cov \
+    python3-yaml \
+    sudo \
+    systemd \
+    udev \
+    uuid-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN useradd -m -s /bin/bash netplan && \
+    usermod -aG sudo netplan && \
+    echo "netplan ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers.d/netplan
+
+WORKDIR /workspace
+
+USER netplan

.devcontainer/devcontainer.json

@@ -0,0 +1,8 @@
+{
+  "name": "Netplan Development",
+  "build": {
+      "dockerfile": "Dockerfile",
+      "context": ".."
+    },
+  "remoteUser": "netplan"
+}

README.md

@@ -41,28 +41,35 @@ If you face issues, refer to our [comprehensive contribution guide](https://netp
 
 # Build dependencies
 
+> If you prefer using a prebuilt development environment, see the dev container image definition in [`.devcontainer/Dockerfile`](.devcontainer/Dockerfile).
+
 Install the required build and test dependencies (Ubuntu/Debian):
 
 ```sh
 sudo apt install \
+    bash-completion \
     build-essential \
-    pkg-config \
-    meson \
+    cmake \
+    gcovr \
+    libcmocka-dev \
     libglib2.0-dev \
-    libyaml-dev \
     libsystemd-dev \
-    uuid-dev \
-    bash-completion \
-    python3-dev \
+    libyaml-dev \
+    meson \
+    network-manager \
+    pandoc \
+    pkg-config \
+    pycodestyle \
+    pyflakes3 \
     python3-cffi \
     python3-coverage \
+    python3-dev \
     python3-pytest \
     python3-pytest-cov \
-    pyflakes3 \
-    pycodestyle \
-    libcmocka-dev \
-    gcovr \
-    pandoc
+    python3-yaml \
+    systemd \
+    udev \
+    uuid-dev
 ```
 
 # Build using Meson