Add devcontainer configuration and CI

.devcontainer/devcontainer.json

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+{
+    "name": "Dissect",
+    "image": "python:3.13-bookworm",
+    "features": {
+        "ghcr.io/devcontainers/features/common-utils:2": {
+            "installZsh": "true",
+            "configureZshAsDefaultShell": "true",
+            "username": "user",
+            "userUid": "1000",
+            "userGid": "1000",
+            "upgradePackages": "true"
+        },
+        "ghcr.io/devcontainers/features/python:1": {
+            "toolsToInstall": "tox"
+        },
+        "ghcr.io/devcontainers/features/git-lfs:1": {
+            "autoPull": true,
+            "version": "latest"
+        }
+    },
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                "charliermarsh.ruff"
+            ],
+            "settings": {
+                "python.analysis.autoImportCompletions": true,
+                "python.analysis.indexing": true,
+                "python.analysis.inlayHints.functionReturnTypes": true,
+                "python.analysis.packageIndexDepths": [
+                    {
+                        "name": "dissect",
+                        "depth": 69,
+                        "includeAllSymbols": true
+                    }
+                ],
+                "[python]": {
+                    "editor.formatOnSave": true,
+                    "editor.defaultFormatter": "charliermarsh.ruff"
+                }
+            }
+        }
+    },
+    "remoteUser": "user"
+}

.github/workflows/release.yml

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+name: "Release devcontainer image"
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+  schedule:
+    - cron: "0 0 1 * *"
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout (GitHub)
+        uses: actions/checkout@v4
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Pre-build and publish dev container image
+        uses: devcontainers/[email protected]
+        with:
+          imageName: ghcr.io/fox-it/dissect-devcontainer
+          cacheFrom: ghcr.io/fox-it/dissect-devcontainer
+          push: filter
+          refFilterForPush: refs/heads/main
+          eventFilterForPush: |
+            push
+            schedule
+            workflow_dispatch
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}