diff --git a/.eslintrc.yml b/.eslintrc.yml
index 00f9c74e..8f00a35f 100644
--- a/.eslintrc.yml
+++ b/.eslintrc.yml
@@ -19,6 +19,6 @@ plugins:
   - '@typescript-eslint'
 rules: {
   "no-empty": ["error", { "allowEmptyCatch": true }],
-  "no-unused-vars": ["error", { "args": "none" }]
+  "@typescript-eslint/no-unused-vars": ["error", { "args": "none" }]
 }
 
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 71c164ae..afc19a4a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -46,7 +46,7 @@ jobs:
       - name: preinstall 
         run: | 
           npm install -g node-gyp
-          npm install -g vsce
+          npm install -g vsce@"^1.0.0"
           npm install -g gulp
       - name: install
         run: npm install
@@ -85,7 +85,7 @@ jobs:
     - name: preinstall 
       run: | 
         npm install -g node-gyp
-        npm install -g vsce
+        npm install -g vsce@"^1.0.0"
         npm install -g gulp
     - name: install
       run: npm install
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 07fa4b9d..fb1413ed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,18 @@
 # Change Log
 All notable changes to this project will be documented in this file.
 
+## Version 0.4.7
+
+- Release date: ???
+
+### Changed
+
+- Add support for ST-Link v3.0 [#1366](https://github.com/microsoft/vscode-arduino/pull/1366)
+- Fix empty board and examples list [#1367](https://github.com/microsoft/vscode-arduino/pull/1367)
+- Fix ESLint parsing for enums [#1368](https://github.com/microsoft/vscode-arduino/pull/1368)
+- Fix build cwd [#1375](https://github.com/microsoft/vscode-arduino/pull/1375)
+- Fix stack overflow in board configuration view [#1379](https://github.com/microsoft/vscode-arduino/pull/1379)
+
 ## Version 0.4.6
 
 - Release date: September 29, 2021
diff --git a/misc/debuggerUsbMapping.json b/misc/debuggerUsbMapping.json
index 5394813e..fe3ad082 100644
--- a/misc/debuggerUsbMapping.json
+++ b/misc/debuggerUsbMapping.json
@@ -20,6 +20,17 @@
         "short_name": "stlink-2.1",
         "config_file": "stlink-v2-1.cfg"
     },
+    {
+        "vid": "0483",
+        "pid": [
+            "374e",
+            "374f",
+            "3753"
+        ],
+        "name": "ST Link V3.0",
+        "short_name": "stlink-v3.0",
+        "config_file": "stlink-v3-0.cfg"
+    },
     {
         "pid": [
             "0101",
diff --git a/package-lock.json b/package-lock.json
index d7ae8e84..fcb08b2a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "vscode-arduino",
-  "version": "0.4.6",
+  "version": "0.4.7-rc2",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 13573fc6..02d40fe4 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "vscode-arduino",
   "displayName": "Arduino",
   "description": "Arduino for Visual Studio Code",
-  "version": "0.4.6",
+  "version": "0.4.7-rc2",
   "publisher": "vsciot-vscode",
   "aiKey": "83dd2c27-6594-41d3-85a9-bdb22070eb42",
   "preview": true,
diff --git a/src/arduino/arduino.ts b/src/arduino/arduino.ts
index 60bcecab..97112f2e 100644
--- a/src/arduino/arduino.ts
+++ b/src/arduino/arduino.ts
@@ -27,8 +27,6 @@ import { SerialMonitor } from "../serialmonitor/serialMonitor";
 import { UsbDetector } from "../serialmonitor/usbDetector";
 import { ProgrammerManager } from "./programmerManager";
 
-// Not sure why eslint fails to detect usage of this enum, so disable checking.
-/* eslint-disable no-unused-vars */
 /**
  * Supported build modes. For further explanation see the documentation
  * of ArduinoApp.build().
@@ -42,7 +40,6 @@ export enum BuildMode {
     UploadProgrammer = "Uploading (programmer)",
     CliUploadProgrammer = "Uploading (programmer) using Arduino CLI",
 }
-/* eslint-enable no-unused-vars */
 
 /**
  * Represent an Arduino application based on the official Arduino IDE.
@@ -767,7 +764,7 @@ export class ArduinoApp {
         return await util.spawn(
             this._settings.commandPath,
             args,
-            undefined,
+            { cwd: ArduinoWorkspace.rootPath },
             { /*channel: arduinoChannel.channel,*/ stdout: stdoutcb, stderr: stderrcb },
         ).then(async () => {
             const ret = await cleanup("ok");
diff --git a/src/arduino/intellisense.ts b/src/arduino/intellisense.ts
index 7866afe6..a279fd3f 100644
--- a/src/arduino/intellisense.ts
+++ b/src/arduino/intellisense.ts
@@ -146,7 +146,6 @@ function makeCompilerParserEngines(dc: DeviceContext) {
 }
 
 // Not sure why eslint fails to detect usage of these enums, so disable checking.
-/* eslint-disable no-unused-vars */
 /**
  * Possible states of AnalysisManager's state machine.
  */
@@ -189,7 +188,6 @@ enum AnalysisEvent {
      */
     AnalysisBuildDone,
 }
-/* eslint-enable no-unused-vars */
 
 /**
  * This class manages analysis builds for the automatic IntelliSense
diff --git a/src/arduino/package.ts b/src/arduino/package.ts
index 231ca358..817def5a 100644
--- a/src/arduino/package.ts
+++ b/src/arduino/package.ts
@@ -152,8 +152,6 @@ export interface IBoardConfigItem {
     options: IBoardConfigOption[];
 }
 
-// Not sure why eslint fails to detect usage of this enum, so disable checking.
-/* eslint-disable no-unused-vars */
 /**
  * Return values of calls to IBoard.loadConfig() and IBoard.updateConfig().
  */
@@ -182,7 +180,6 @@ export enum BoardConfigResult {
      */
     InvalidFormat,
 }
-/* eslint-enable no-unused-vars */
 
 /**
  * Interface for classes that represent an Arduino supported board.
diff --git a/src/common/constants.ts b/src/common/constants.ts
index 9e2f26cf..2fcfde72 100644
--- a/src/common/constants.ts
+++ b/src/common/constants.ts
@@ -10,13 +10,10 @@ export const CPP_CONFIG_FILE = path.join(".vscode", "c_cpp_properties.json");
 /** The name of the intellisense configuration managed by vscode-arduino. */
 export const C_CPP_PROPERTIES_CONFIG_NAME = "Arduino";
 
-// Not sure why eslint fails to detect usage of this enum, so disable checking.
-/* eslint-disable no-unused-vars */
 export enum LogLevel {
     Info = "info",
     Verbose = "verbose",
 }
-/* eslint-enable no-unused-vars */
 
 export const ARDUINO_MODE: vscode.DocumentSelector = [
     { language: "cpp", scheme: "file" },
diff --git a/src/logger/logger.ts b/src/logger/logger.ts
index 87cff21f..cd72f838 100644
--- a/src/logger/logger.ts
+++ b/src/logger/logger.ts
@@ -6,14 +6,11 @@ import * as winston from "winston";
 import TelemetryTransport from "./telemetry-transport";
 import UserNotificationTransport from "./user-notification-transport";
 
-// Not sure why eslint fails to detect usage of this enum, so disable checking.
-/* eslint-disable no-unused-vars */
 export enum LogLevel {
     Info = "info",
     Warn = "warn",
     Error = "error",
 }
-/* eslint-enable no-unused-vars */
 
 function FilterErrorPath(line: string): string {
     if (line) {
diff --git a/src/views/app/components/BoardConfig.tsx b/src/views/app/components/BoardConfig.tsx
index 394a00f3..372102d3 100644
--- a/src/views/app/components/BoardConfig.tsx
+++ b/src/views/app/components/BoardConfig.tsx
@@ -35,7 +35,7 @@ class BoardConfig extends React.Component<IBoardConfigProps, React.Props<any>> {
         this.state = {};
     }
 
-    public UNSAFE_componentWillMount() {
+    public componentWillMount() {
         this.props.loadInstalledBoards();
         this.props.loadConfigItems();
     }
diff --git a/src/views/app/components/BoardManager.tsx b/src/views/app/components/BoardManager.tsx
index 03e92650..152b2b7e 100644
--- a/src/views/app/components/BoardManager.tsx
+++ b/src/views/app/components/BoardManager.tsx
@@ -66,7 +66,7 @@ class BoardManager extends React.Component<IBoardManagerProps, IBoardManagerStat
         this.typeUpdate = this.typeUpdate.bind(this);
     }
 
-    public UNSAFE_componentWillMount() {
+    public componentWillMount() {
         this.props.loadBoardPackages(false);
     }
 
diff --git a/src/views/app/components/BoardSelector.tsx b/src/views/app/components/BoardSelector.tsx
index 90fb55b5..8d209a16 100644
--- a/src/views/app/components/BoardSelector.tsx
+++ b/src/views/app/components/BoardSelector.tsx
@@ -23,12 +23,15 @@ export default class BoardSelector extends React.Component<IBoardSelectorProps,
         this.updateSelectedBoard = this.updateSelectedBoard.bind(this);
     }
 
-    public render() {
-        if (!this.state.selectedBoard && this.props.installedBoards.length) {
+    public componentWillReceiveProps(nextProps) {
+        if (!this.state.selectedBoard && nextProps.installedBoards.length) {
             this.setState({
-                selectedBoard: this.props.installedBoards.find((bd) => bd.isSelected),
+                selectedBoard: nextProps.installedBoards.find((bd) => bd.isSelected),
             });
         }
+    }
+
+    public render() {
         const options = this.props.installedBoards.map((b) => {
             return {
                 value: b.key,
diff --git a/src/views/app/components/ExampleTreeView.tsx b/src/views/app/components/ExampleTreeView.tsx
index b7615eed..27daac18 100644
--- a/src/views/app/components/ExampleTreeView.tsx
+++ b/src/views/app/components/ExampleTreeView.tsx
@@ -39,7 +39,7 @@ class ExampleTreeView extends React.Component<IExampleViewProps, IExampleViewSta
         this.onExpand = this.onExpand.bind(this);
     }
 
-    public UNSAFE_componentWillMount() {
+    public componentWillMount() {
         this.props.loadExamples();
     }
 
diff --git a/src/views/app/components/LibraryManager.tsx b/src/views/app/components/LibraryManager.tsx
index 7e9bd3b5..864ab326 100644
--- a/src/views/app/components/LibraryManager.tsx
+++ b/src/views/app/components/LibraryManager.tsx
@@ -80,7 +80,7 @@ class LibraryManager extends React.Component<ILibraryManagerProps, ILibraryManag
         this.handleCheck = this.handleCheck.bind(this);
     }
 
-    public UNSAFE_componentWillMount() {
+    public componentWillMount() {
         this.props.loadLibraries(false);
     }