Init - Add nodejs example with AZD template

[zhiyuanliang-ms]

Purpose

• ...

Does this introduce a breaking change?

[ ] Yes
[ ] No

Pull Request Type

What kind of change does this Pull Request introduce?

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Documentation content changes
[ ] Other... Please describe:

How to Test

• Get the code

git clone [repo-address]
cd [repo-name]
git checkout [branch-name]
npm install

• Test the code

What to Check

Verify that the following are valid

• ...

Other Information

[zhiyuanliang-ms]

@mrm9084 @amerjusupovic @rossgrambo

I have updated this PR to use system assigned identity and token credential (instead of user assigned identity and connection string). This could also be applied to quote of the day example in other languages.

[zhiyuanliang-ms]

@jimmyca15 @zhenlan Do you think we should use targeting context accessor pattern in this example?

[zhenlan]

@jimmyca15 @zhenlan Do you think we should use targeting context accessor pattern in this example?

Let's not worry about it for now.