Add devcontainer config

Author: razor-x

.devcontainer/Dockerfile

@@ -0,0 +1,17 @@
+ARG VARIANT="16"
+
+FROM mcr.microsoft.com/vscode/devcontainers/javascript-node:${VARIANT}
+
+RUN apt-get -y update --no-install-recommends \
+ && apt-get -y install --no-install-recommends \
+      texlive-full \
+ && apt-get autoremove -y \
+ && apt-get clean -y
+
+USER node
+WORKDIR /home/node
+
+RUN mkdir -p .config/git \
+ && echo ".vscode/*" >> .config/git/ignore \
+ && echo "*.code-workspace" >> .config/git/ignore \
+ && echo ".history/" >> .config/git/ignore

.devcontainer/devcontainer.json

@@ -0,0 +1,16 @@
+{
+    "name": "LaTeX",
+    "build": {
+      "dockerfile": "Dockerfile",
+      "args": {
+        "VARIANT": "16"
+      }
+    },
+    "extensions": [
+      "ms-vsliveshare.vsliveshare",
+      "James-Yu.latex-workshop",
+      "EditorConfig.EditorConfig"
+    ],
+    "postCreateCommand": "npm install",
+    "remoteUser": "node"
+  }