Add lsp config for dotnet. (#234)

* Add lsp config for dotnet.

* fix: add rootPath for C# LSP in subdirectory

* fix: remove explicit rollForward to allow patch version updates

* Add support for golang lsp.

* Update to simplified config.

* Update to new format.

Author: jmoseley

.github/lsp.json

@@ -0,0 +1,26 @@
+{
+  "lspServers": {
+    "csharp": {
+      "command": "dotnet",
+      "args": [
+        "tool",
+        "run",
+        "roslyn-language-server",
+        "--stdio",
+        "--autoLoadProjects"
+      ],
+      "fileExtensions": {
+        ".cs": "csharp"
+      },
+      "rootUri": "dotnet"
+    },
+    "go": {
+      "command": "${HOME}/go/bin/gopls",
+      "args": ["serve"],
+      "fileExtensions": {
+        ".go": "go"
+      },
+      "rootUri": "go"
+    }
+  }
+}

dotnet/.config/dotnet-tools.json

@@ -0,0 +1,14 @@
+{
+  "version": 1,
+  "isRoot": true,
+  "tools": {
+    "roslyn-language-server": {
+      "version": "5.5.0-2.26078.4",
+      "commands": [
+        "roslyn-language-server"
+      ],
+      "rollForward": true
+    }
+  }
+}
+