!feat: major 3.0 release candidate

.devcontainer/Dockerfile

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+FROM mcr.microsoft.com/devcontainers/base:focal
+
+RUN apt update && apt upgrade -y
+
+RUN apt install -y software-properties-common apt-transport-https ca-certificates curl gnupg
+
+RUN mkdir -p /etc/apt/keyrings
+RUN curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg
+
+RUN echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_20.x nodistro main" | tee /etc/apt/sources.list.d/nodesource.list
+RUN apt update && apt install -y nodejs
+
+RUN corepack enable
+
+RUN echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list
+RUN curl -fSsL https://dl.google.com/linux/linux_signing_key.pub | sudo gpg --dearmor | sudo tee /usr/share/keyrings/google-chrome.gpg >> /dev/null
+RUN echo deb [arch=amd64 signed-by=/usr/share/keyrings/google-chrome.gpg] http://dl.google.com/linux/chrome/deb/ stable main | sudo tee /etc/apt/sources.list.d/google-chrome.list
+
+RUN apt update && apt install -y google-chrome-stable firefox

.devcontainer/devcontainer.json

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+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/typescript-node
+{
+	"name": "TabsAsideExtension",
+	"build": {
+		"dockerfile": "Dockerfile"
+	},
+
+	// Configure tool-specific properties.
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"dbaeumer.vscode-eslint",
+				"zardoy.disable-ts-errors",
+				"github.vscode-github-actions",
+				"GitHub.vscode-pull-request-github",
+				"bierner.github-markdown-preview",
+				"mrmlnc.vscode-scss",
+				"Gruntfuggly.todo-tree",
+				"redhat.vscode-yaml"
+			]
+		}
+	},
+
+	"postCreateCommand": "yarn install"
+}