Add DevContainer, VSCode config and extensions.json

.vscode/extensions.json

@@ -0,0 +1,7 @@
+{
+  "recommendations": [
+    "esbenp.prettier-vscode",
+    "ms-dotnettools.csdevkit",
+    "ms-vscode-remote.remote-containers"
+  ]
+}

.vscode/launch.json

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+{
+  "version": "0.2.0",
+  "configurations": [
+    {
+      // Use IntelliSense to find out which attributes exist for C# debugging
+      // Use hover for the description of the existing attributes
+      // For further information visit https://github.com/dotnet/vscode-csharp/blob/main/debugger-launchjson.md
+      "name": "Run Sonarr",
+      "type": "coreclr",
+      "request": "launch",
+      "preLaunchTask": "build dotnet",
+      // If you have changed target frameworks, make sure to update the program path.
+      "program": "${workspaceFolder}/_output/net6.0/Sonarr",
+      "args": [],
+      "cwd": "${workspaceFolder}",
+      // For more information about the 'console' field, see https://aka.ms/VSCode-CS-LaunchJson-Console
+      "console": "integratedTerminal",
+      "stopAtEntry": false
+    },
+    {
+      "name": ".NET Core Attach",
+      "type": "coreclr",
+      "request": "attach"
+    }
+  ]
+}

.vscode/tasks.json

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+{
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "build dotnet",
+      "command": "dotnet",
+      "type": "process",
+      "args": [
+        "msbuild",
+        "-restore",
+        "${workspaceFolder}/src/Sonarr.sln",
+        "-p:GenerateFullPaths=true",
+        "-p:Configuration=Debug",
+        "-p:Platform=Posix",
+        "-consoleloggerparameters:NoSummary;ForceNoAlign"
+      ],
+      "problemMatcher": "$msCompile"
+    },
+    {
+      "label": "publish",
+      "command": "dotnet",
+      "type": "process",
+      "args": [
+        "publish",
+        "${workspaceFolder}/src/Sonarr.sln",
+        "-property:GenerateFullPaths=true",
+        "-consoleloggerparameters:NoSummary;ForceNoAlign"
+      ],
+      "problemMatcher": "$msCompile"
+    },
+    {
+      "label": "watch",
+      "command": "dotnet",
+      "type": "process",
+      "args": [
+        "watch",
+        "run",
+        "--project",
+        "${workspaceFolder}/src/Sonarr.sln"
+      ],
+      "problemMatcher": "$msCompile"
+    }
+  ]
+}