Add missing .vscode/ dir for Pipet. (google#161)

We intentionally ignore `.vscode/` dirs, but in this case we want them
to bootstrap the run/debug workflow.

Author: markmcd

demos/palm/node/pipet-code-agent/.vscode/extensions.json

@@ -0,0 +1,5 @@
+{
+	"recommendations": [
+		"dbaeumer.vscode-eslint"
+	]
+}

demos/palm/node/pipet-code-agent/.vscode/launch.json

@@ -0,0 +1,34 @@
+// A launch configuration that compiles the extension and then opens it inside a new window
+// Use IntelliSense to learn about possible attributes.
+// Hover to view descriptions of existing attributes.
+// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+{
+	"version": "0.2.0",
+	"configurations": [
+		{
+			"name": "Run Extension",
+			"type": "extensionHost",
+			"request": "launch",
+			"args": [
+				"--extensionDevelopmentPath=${workspaceFolder}"
+			],
+			"outFiles": [
+				"${workspaceFolder}/out/**/*.js"
+			],
+			"preLaunchTask": "${defaultBuildTask}"
+		},
+		{
+			"name": "Extension Tests",
+			"type": "extensionHost",
+			"request": "launch",
+			"args": [
+				"--extensionDevelopmentPath=${workspaceFolder}",
+				"--extensionTestsPath=${workspaceFolder}/out/test/suite/index"
+			],
+			"outFiles": [
+				"${workspaceFolder}/out/test/**/*.js"
+			],
+			"preLaunchTask": "${defaultBuildTask}"
+		}
+	]
+}

demos/palm/node/pipet-code-agent/.vscode/settings.json

@@ -0,0 +1,11 @@
+// Place your settings in this file to overwrite default and user settings.
+{
+  "files.exclude": {
+      "out": false // set this to true to hide the "out" folder with the compiled JS files
+  },
+  "search.exclude": {
+      "out": true // set this to false to include "out" folder in search results
+  },
+  // Turn off tsc task auto detection since we have the necessary tasks as npm scripts
+  "typescript.tsc.autoDetect": "off"
+}

demos/palm/node/pipet-code-agent/.vscode/tasks.json

@@ -0,0 +1,20 @@
+// See https://go.microsoft.com/fwlink/?LinkId=733558
+// for the documentation about the tasks.json format
+{
+	"version": "2.0.0",
+	"tasks": [
+		{
+			"type": "npm",
+			"script": "watch",
+			"problemMatcher": "$tsc-watch",
+			"isBackground": true,
+			"presentation": {
+				"reveal": "never"
+			},
+			"group": {
+				"kind": "build",
+				"isDefault": true
+			}
+		}
+	]
+}