add vscode debug stuff, adjust gitignore

.gitignore

@@ -22,6 +22,19 @@
 /vendor/
 /Godeps/
 
+### VS Code 
+# Reference: https://github.com/github/gitignore/blob/main/Global/VisualStudioCode.gitignore
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+!.vscode/*.code-snippets
+# Local History for Visual Studio Code
+.history/
+# Built Visual Studio Code Extensions
+*.vsix
+
 ### JetBrains+all ###
 # Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and WebStorm
 # Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839

.vscode/launch.json

@@ -0,0 +1,18 @@
+{
+  // needs to attach to running dlv process execute
+  //   dlv debug --headless --listen=:2345 .
+  // in the root of the package first
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Attach to Process",
+      "type": "go",
+      "debugAdapter": "dlv-dap",
+      "request": "attach",
+      "mode": "remote",
+      "remotePath": "${workspaceFolder}",
+      "host": "127.0.0.1",
+      "port": 2345
+    }
+  ]
+}