modify issue template (#3887)

* modify issue template

* change bug issue template
* auto add labels
* use emojis
* add link to Discord chat

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,10 +1,17 @@
 ---
-name: Bug report
-about: Create a report to help us improve
-
+name: "\U0001F41B Bug Report"
+about: Create a bug report to help us improve DVC
+labels: bug, triage
 ---
 
+## Bug Report
 
-**Please provide information about your setup**
-DVC version(i.e. `dvc --version`), Platform and method of installation (pip, homebrew, pkg Mac, exe (Windows), DEB(Linux), RPM(Linux))
+### Please provide information about your setup
+**Output of `dvc version`:**
+```sh
+$ dvc version
+```
 
+**Additional Information (if any):**
+
+If applicable, please also provide a `--verbose` output of the command, eg: `dvc add --verbose`.

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,5 @@
+blank_issues_enabled: false
+contact_links:
+  - name: "🤗 Need help?"
+    url: https://dvc.org/chat
+    about: If you have a question, ask us on Discord. Please join with this invite 👉

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,6 +1,6 @@
 ---
-name: Feature request
+name: "\U0001F680 Feature Request"
 about: Suggest an idea for this project
-
+labels: feature request, triage
 ---