Firebase-tools 工具初始化專案

# Mac 用戶可能需要加個 sudo !!!
$ npm install -g firebase-tools

$ firebase login

# 稍微介紹一下CLI工具
i  Firebase optionally collects CLI usage and error reporting information
 to help improve our products.
 ...

## （詢問是否同意隱私政策 當然同意就好）
? Allow Firebase to collect CLI usage and error reporting information? (Y/n) y

## 同意之後他會跳出一場串網址請你按進去(按不進去複製起來丟到瀏覽器就可以了)
i  To change your data collection preference at any time, run `firebase logout` and log in again.
Visit this URL on any device to log in:
https://accounts.google.com/o/oauth2/auth?client_id=563584335869-fgrhgmd47bqnekij5i8b5pr03ho849e6.apps.googleusercontent.com&scope=email%20openid%20https%3A%2F%2Fwww.googleapis.com%2Fauth%2Fcloudplatformprojects.readonly%20https%3A%2F%2Fwww.googleapis.com%2Fauth%2Ffirebase%20https%3A%2F%2Fwww.googleapis.com%2Fauth%2Fcloud-platform&response_type=code&state=796048600&redirect_uri=http%3A%2F%2Flocalhost%3A9005

## 等待登入授權
Waiting for authentication...

## 登入授權後的成功訊息
✔  Success! Logged in as judysocute@gmail.com

# 首先 建立工作目錄，再進去工作目錄
$ mkdir firebase-cloud-functions
$ cd firebase-cloud-functions

# 初始化專案
$ firebase init

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You are about to initialize a Firebase project in this directory:

# 提醒你即將在這個目錄初始化 Firebase 專案
/your/path/firebase-cloud-functions

# 選擇這次要用到的 CLI 工具
Which Firebase CLI features do you want to set up for this folder?
Press Space to select feat ures,
then Enter to confirm your choices.
(Press <space> to select, <a> to toggle all, <i> to invert selection)

◯ "Database: Deploy Firebase Realtime Database Rules"

◯ "Firestore: Deploy rules and create indexes for Firestore"

# 這次專案只要用到這個就好了
❯◉ "Functions: Configure and deploy Cloud Functions"

◯ "Hosting: Configure and deploy Firebase Hosting sites"

◯ "Storage: Deploy Cloud Storage security rules"

# 專案設定
=== Project Setup

first ... # 以下省略

# 綁定一個之後要部署上去的 Project
# 其實之後也可以用 --add 指令加上去（不過我也沒用過）
? Please select an option: (Use arrow keys)

# 使用現有的專案（這次選這個就好 選取後再選擇當初第一步建立的專案）
❯ "Use an existing project "

# 建立新專案
"Create a new project "

# 把 Firebase 加到一個現有的 Google 服務專案中（看不懂XDD）
"Add Firebase to an existing Google Cloud Platform project "

# 不要設定
"Don't set up a default project " 

... 

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# 接下來選擇撰寫語言、Lint 可以選 JavaScript 或 TypeScript 就自己選一選吧~~

# 最後是問你說 要不要直接幫你跑一次 npm install 就一路  "Y" 下去吧
? Do you want to install dependencies with npm now? (Y/n)