prepare for Codespaces

.devcontainer/Dockerfile

@@ -1,17 +1 @@
-#-------------------------------------------------------------------------------------------------------------
-# Copyright (c) Microsoft Corporation. All rights reserved.
-# Licensed under the MIT License. See https://go.microsoft.com/fwlink/?linkid=2090316 for license information.
-#-------------------------------------------------------------------------------------------------------------
-
-FROM mcr.microsoft.com/dotnet/core/sdk:3.0-disco
-
-ENV DEBIAN_FRONTEND=noninteractive
-
-RUN apt-get update \
-    && apt-get -y install --no-install-recommends apt-utils dialog 2>&1 \
-    && apt-get -y install git procps lsb-release \
-    && apt-get autoremove -y \
-    && apt-get clean -y \
-    && rm -rf /var/lib/apt/lists/*
-
-ENV DEBIAN_FRONTEND=
+FROM mcr.microsoft.com/vscode/devcontainers/dotnetcore:0-3.1

.devcontainer/devcontainer.json

@@ -1,10 +1,18 @@
 {
-  "name": "C# (.NET Core 3.0)",
-  "dockerFile": "Dockerfile",
+  "name": "C# (.NET Core)",
+  "build": {
+    "dockerfile": "Dockerfile",
+  },
+  "settings": {
+    "terminal.integrated.shell.linux": "/bin/bash"
+  },
   "extensions": [
+    "alefragnani.Bookmarks",
+    "DavidAnson.vscode-markdownlint",
     "editorconfig.editorconfig",
-    "formulahendry.dotnet-test-explorer",
-    "ms-vscode.csharp",
-    "sohamkamani.code-eol"
-  ]
+    "jeff-hykin.code-eol",
+    "bierner.markdown-preview-github-styles",
+    "ms-dotnettools.csharp",
+    "streetsidesoftware.code-spell-checker"
+  ],
 }

.vscode/launch.json

@@ -0,0 +1,21 @@
+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": ".NET Core Launch (console)",
+      "type": "coreclr",
+      "request": "launch",
+      "program": "${workspaceFolder}/targets/bin/Debug/netcoreapp3.1/Targets.dll",
+      "args": [
+        "default"
+      ],
+      "console": "internalConsole",
+    },
+    {
+      "name": ".NET Core Attach",
+      "type": "coreclr",
+      "request": "attach",
+      "processId": "${command:pickProcess}"
+    }
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,57 @@
+{
+  "code-eol.crlfCharacter": "↵",
+  "code-eol.newlineCharacter": "↓",
+  "code-eol.returnCharacter": "←",
+  "cSpell.words": [
+    "Ananth",
+    "Nerdbank",
+    "Versioner",
+    "Xbehave",
+    "Xunit",
+    "adamralph",
+    "alefragnani",
+    "bierner",
+    "bootstrapper",
+    "dotnettools",
+    "ebug",
+    "editorconfig",
+    "etailed",
+    "gitversion",
+    "gpgsign",
+    "hykin",
+    "inimal",
+    "macos",
+    "markdownlint",
+    "minver",
+    "MinVerBuildMetadata",
+    "MinVerVersionOverride",
+    "myget",
+    "nerdbankgitversioning",
+    "netcoreapp",
+    "netstandard",
+    "nologo",
+    "nuget",
+    "nupkg",
+    "ormal",
+    "rror",
+    "shas",
+    "streetsidesoftware",
+    "uiet",
+    "visualstudio"
+  ],
+  "markdownlint.config": {
+    "MD013": false,
+    "MD024": {
+      "siblings_only": true
+    },
+    "MD026": {
+      "punctuation": ".,;:!。，；：！"
+    },
+    "MD033": {
+      "allowed_elements": [
+        "img",
+        "sub"
+      ]
+    }
+  }
+}

.vscode/tasks.json

@@ -0,0 +1,18 @@
+{
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "build",
+      "command": "./build.sh",
+      "type": "shell",
+      "args": [
+        "build"
+      ],
+      "group": "build",
+      "presentation": {
+        "reveal": "silent"
+      },
+      "problemMatcher": "$msCompile"
+    }
+  ]
+}