Restore bug_report.md

Author: Kathy Qian

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: "\U0001F41B Bug report"
+about: Report a reproducible bug or regression.
+title: ''
+labels: 'status: needs triage'
+assignees: ''
+
+---
+
+Issue tracker is **ONLY** used for reporting bugs. New feature suggestions and questions should be discussed on Community or submitted through our user feedback form.
+
+Your issue may already be reported! Please search in the [issue tracker](../) before creating one.
+
+Please **thumbs up** this issue if you have also experienced it. You may also add more information if there is something relevant that was not mentioned. However, please refrain from comments that are not constructive, like "I have this problem too", etc.
+
+
+## Expected behavior (required)
+<!-- A clear and concise description of what you expected to happen. -->
+
+
+## Current behavior (required)
+<!-- What happens instead of the expected behavior. -->
+
+## To Reproduce (required)
+<!-- Please be detailed as possible here so we can help diagnose the issue. Issues cannot be accepted if they are too vague. For example, "project fails to build" could be better reported as: 
+1. Create new page
+2. Add container widget
+3. Set width = 123
+4. Click Run
+5. Observe that project doesn’t build
+
+Code can be included in this section if it is relevant to reproducing the bug. 
+-->
+
+Steps to reproduce the behavior:
+1.
+2.
+3.
+4.
+
+### Bug Report Code (required, generate by right clicking inside Widget Tree and clicking "Get Bug Report Code")
+<!-- This helps the team assess your issue. Create a code by going to the widget tree, right clicking on the affected widget, and selecting “Get Bug Report Code”. If the bug is not specific to a widget, selecting any widget will work. -->
+
+
+## Context (required)
+<!-- How has this issue affected you? What are you trying to accomplish? -->
+
+
+## Screenshots / recordings
+<!-- If applicable, add screenshots to help explain your problem. -->
+
+## Your environment
+<!--- Include relevant details about the environment you experienced the bug in -->
+* Version of FlutterFlow used: 
+* Platform (e.g. Web, MacOS Desktop): 
+* Browser name and version: 
+* Operating system and version (desktop or mobile):
+