Doc (#231)

* add issue template

.github/ISSUE_TEMPLATE/bug.yaml

@@ -0,0 +1,60 @@
+name: Bug Report
+description: File a bug report
+title: "[Bug]: "
+labels: ["bug"]
+assignees:
+  - pycook
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to fill out this bug report!
+  - type: input
+    id: contact
+    attributes:
+      label: Contact Details
+      description: How can we get in touch with you if we need more info?
+      placeholder: ex. email@example.com
+    validations:
+      required: false
+  - type: dropdown
+      id: type
+      attributes:
+        label: bug is related to UI or API aspects?
+        multiple: true
+        options:
+          - UI
+          - API
+    - type: textarea
+      id: what-happened
+      attributes:
+        label: What happened?
+        description: Also tell us, what did you expect to happen?
+        placeholder: Tell us what you see!
+        value: "A bug happened!"
+      validations:
+        required: true
+    - type: textarea
+      id: version
+      attributes:
+        label: Version
+        description: What version of our software are you running?
+        default: 2.3.5
+      validations:
+        required: true
+    - type: dropdown
+      id: browsers
+      attributes:
+        label: What browsers are you seeing the problem on?
+        multiple: true
+        options:
+          - Firefox
+          - Chrome
+          - Safari
+          - Microsoft Edge
+    - type: textarea
+      id: logs
+      attributes:
+        label: Relevant log output
+        description: Please copy and paste any relevant log output. This will be automatically formatted into code, so no need for backticks.
+        render: shell

.github/ISSUE_TEMPLATE/feature.yaml

@@ -0,0 +1,44 @@
+name: Feature wanted
+description: A new feature would be good
+title: "[Feature]: "
+labels: ["feature"]
+assignees:
+  - pycook
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for your feature suggestion; we will evaluate it carefully!
+  - type: input
+    id: contact
+    attributes:
+      label: Contact Details
+      description: How can we get in touch with you if we need more info?
+      placeholder: ex. email@example.com
+    validations:
+      required: false
+  - type: dropdown
+      id: type
+      attributes:
+        label: feature is related to UI or API aspects?
+        multiple: true
+        options:
+          - UI
+          - API
+    - type: textarea
+      id: describe the feature
+      attributes:
+        label: What is your advice?
+        description: Also tell us, what did you expect to happen?
+        placeholder: Tell us what you want!
+        value: "everyone wants this feature!"
+      validations:
+        required: true
+    - type: textarea
+      id: version
+      attributes:
+        label: Version
+        description: What version of our software are you running?
+        default: 2.3.5
+      validations:
+        required: true