Add inital devcontainer

.devcontainer/Dockerfile

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+# trunk-ignore-all(trivy/DS026)
+# trunk-ignore-all(trivy/DS002)
+# trunk-ignore-all(checkov/CKV_DOCKER_2)
+# trunk-ignore-all(checkov/CKV_DOCKER_3)
+FROM mcr.microsoft.com/devcontainers/cpp:1-debian-12
+
+# trunk-ignore(terrascan/AC_DOCKER_0002)
+# trunk-ignore(hadolint/DL3008)
+RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends \
+    ca-certificates \
+    git \
+    wget \
+    zip \
+    && apt-get clean && rm -rf /var/lib/apt/lists/*

.devcontainer/devcontainer.json

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+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+{
+    "name": "Meshtastic Device-UI Dev",
+    "build": {
+        "dockerfile": "Dockerfile"
+    },
+
+    // Features to add to the dev container. More info: https://containers.dev/features.
+    "features": {
+        "ghcr.io/trunk-io/devcontainer-feature/trunk:1": {},
+        "ghcr.io/devcontainers/features/node:1": {}
+    },
+
+    // Configure tool-specific properties.
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                "Trunk.io",
+                "ms-vscode.cpptools-extension-pack",
+                "ms-azuretools.vscode-docker"
+            ]
+        }
+    },
+
+    "postCreateCommand": "npm i lv_i18n -g"
+}