chore: add devcontainer (#125)

.devcontainer/devcontainer.json

@@ -0,0 +1,43 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/alpine
+{
+	"name": "Debian",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/base:debian-11",
+
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	"features": {
+		"ghcr.io/devcontainers/features/dotnet:2": {
+			"version": "8.0"
+		},
+		"ghcr.io/devcontainers/features/python:1": {
+			"installTools": false,
+			"version": "3.9"
+		},
+		"ghcr.io/devcontainers-contrib/features/poetry:2": {
+			"version": "1.8.2"
+		},
+		"ghcr.io/devcontainers-contrib/features/pre-commit:2": {},
+		"ghcr.io/devcontainers/features/github-cli:1": {}
+	},
+
+	// 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": ".devcontainer/setup.sh",
+
+	// Configure tool-specific properties.
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"GitHub.copilot",
+				"ms-python.python",
+				"ms-dotnettools.csharp"
+			]
+		}
+	}
+
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

.devcontainer/setup.sh

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+#!/usr/bin/env bash
+
+dotnet build
+poetry install --no-interaction --no-root
+poetry run pip install -e .
+poetry run pre-commit install-hooks

.github/dependabot.yml

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+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for more information:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+# https://containers.dev/guide/dependabot
+
+version: 2
+updates:
+ - package-ecosystem: "devcontainers"
+   directory: "/"
+   schedule:
+     interval: weekly