chore: add github issue templates (#4739)

copied from prometheus/prometheus and adapted slightly

Signed-off-by: Christoph Maser <christoph.maser+github@gmail.com>

.github/ISSUE_TEMPLATE.md

@@ -1,49 +0,0 @@
-<!--
-
-    Please do *NOT* ask usage questions in Github issues.
-
-    If your issue is not a feature request or bug report use:
-    https://groups.google.com/forum/#!forum/prometheus-users. If
-    you are unsure whether you hit a bug, search and ask in the
-    mailing list first.
-
-    You can find more information at: https://prometheus.io/community/
-
--->
-
-**What did you do?**
-
-**What did you expect to see?**
-
-**What did you see instead? Under which circumstances?**
-
-**Environment**
-
-* System information:
-
-	insert output of `uname -srm` here
-
-* Alertmanager version:
-
-	insert output of `alertmanager --version` here (repeat for each alertmanager
-	version in your cluster, if relevant to the issue)
-
-* Prometheus version:
-
-	insert output of `prometheus --version` here (repeat for each prometheus
-	version in your cluster, if relevant to the issue)
-
-* Alertmanager configuration file:
-```
-insert configuration here
-```
-
-* Prometheus configuration file:
-```
-insert configuration here (if relevant to the issue)
-```
-
-* Logs:
-```
-insert Prometheus and Alertmanager logs relevant to the issue here
-```

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,74 @@
+---
+name: Bug report
+description: Create a report to help us improve.
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for opening a bug report for Alertmanager.
+
+        Please do *NOT* ask support questions in Github issues.
+
+        If your issue is not a feature request or bug report use our [community support](https://prometheus.io/community/).
+
+        There is also [commercial support](https://prometheus.io/support-training/) available.
+  - type: textarea
+    attributes:
+      label: What did you do?
+      description: Please provide steps for us to reproduce this issue.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: What did you expect to see?
+  - type: textarea
+    attributes:
+      label: What did you see instead? Under which circumstances?
+    validations:
+      required: true
+  - type: markdown
+    attributes:
+      value: |
+        ## Environment
+  - type: input
+    attributes:
+      label: System information
+      description: Insert output of `uname -srm` here, or operating system version.
+      placeholder: e.g. Linux 5.16.15 x86_64
+  - type: textarea
+    attributes:
+      label: Alertmanager version
+      description: Insert output of `alertmanager --version` here.
+      render: text
+      placeholder: |
+        e.g. alertmanager, version 0.22.2 (branch: HEAD, revision: 44f8adc06af5101ad64bd8b9c8b18273f2922051)
+          build user:       root@b595c7f32520
+          build date:       20210602-07:50:37
+          go version:       go1.16.4
+          platform:         linux/amd64
+  - type: textarea
+    attributes:
+      label: Alertmanager configuration file
+      description: Insert relevant configuration here. Don't forget to remove secrets.
+      render: yaml
+  - type: textarea
+    attributes:
+      label: Prometheus version
+      description: Insert output of `prometheus --version` here (if relevant to the issue).
+      render: text
+      placeholder: |
+        e.g. prometheus, version 2.23.0 (branch: HEAD, revision: 26d89b4b0776fe4cd5a3656dfa520f119a375273)
+          build user:       root@37609b3a0a21
+          build date:       20201126-10:56:17
+          go version:       go1.15.5
+          platform:         linux/amd64
+  - type: textarea
+    attributes:
+      label: Prometheus configuration file
+      description: Insert relevant configuration here. Don't forget to remove secrets.
+      render: yaml
+  - type: textarea
+    attributes:
+      label: Logs
+      description: Insert Prometheus and Alertmanager logs relevant to the issue here.
+      render: text

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: true
+contact_links:
+  - name: Prometheus Community Support
+    url: https://prometheus.io/community/
+    about: If you need help or support, please request help here.
+  - name: Commercial Support & Training
+    url: https://prometheus.io/support-training/
+    about: If you want commercial support or training, vendors are listed here.

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,23 @@
+---
+name: Feature request
+description: Suggest an idea for this project.
+body:
+  - type: markdown
+    attributes:
+      value: >-
+        Please do *NOT* ask support questions in Github issues.
+
+
+        If your issue is not a feature request or bug report use
+        our [community support](https://prometheus.io/community/).
+
+
+        There is also [commercial
+        support](https://prometheus.io/support-training/) available.
+  - type: textarea
+    attributes:
+      label: Proposal
+      description: Use case. Why is this important?
+      placeholder: “Nice to have” is not a good use case. :)
+    validations:
+      required: true

.gitignore

@@ -21,3 +21,4 @@
 !/.promu.yml
 !/api/v2/openapi.yaml
 !.github/workflows/*.yml
+!.github/ISSUE_TEMPLATE/*.yml