Add forms example

flows/instant_flow.jinja

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+title: "{{ title }}"
+
+description: |
+    # RELATE Instant Flow
+
+rules:
+    start:
+    -
+        if_before: end_of_class
+        if_has_role: [student, ta, instructor]
+        if_has_fewer_sessions_than: 1
+        may_start_new_session: True
+        may_list_existing_sessions: True
+
+    -
+        may_start_new_session: False
+        may_list_existing_sessions: True
+
+    access:
+    -
+        permissions: [view, submit_answer, end_session, see_correctness, see_answer_after_submission]
+
+    grade_identifier: instant_quiz_{{ id }}
+    grade_aggregation_strategy: use_latest
+
+    grading:
+    -
+      if_completed_before: "{{ created_time }} + {{ duration }} minutes"
+      credit_percent: 100
+
+    -
+      credit_percent: 0
+
+pages:
+  -
+    type: ChoiceQuestion
+    id: instant_{{ id }}
+    title: {{ title }}
+    shuffle: True
+    prompt: |
+
+      {{ description }}
+
+    choices:
+      - ~CORRECT~ {{ choice1 }}
+      - {{ choice2 }}
+      - {{ choice3 }}

forms/instant.yml

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+title: "Create an instant flow with one multiple choice question"
+
+description: |
+  Instructions on filling out this form
+type: flow
+
+access_roles: [instructor]
+
+fields:
+  - id: title
+    type: Text
+    value: "InClass quiz"
+    label: "Title"
+
+  - id: description
+    type: Text
+    value: ""
+    label: "Question"
+
+  - id: duration
+    type: Integer
+    value: 20
+    label: "Duration in minutes for the flow"
+
+  - id: choice1
+    type: Text
+    value: "(a)"
+    label: "Correct choice"
+
+  - id: choice2
+    type: Text
+    value: "(b)"
+    label: "Incorrect choice"
+
+  - id: choice3
+    type: Text
+    value: "(c)"
+    label: "Incorrect choice"
+
+  - id: template_in
+    type: Hidden
+    value: "flows/instant_flow.jinja"
+
+  - id: template_out
+    type: Hidden
+    value: "flows/instant_flow.yml"
+
+  - id: announce
+    type: Choice
+    choices:
+     - ~DEFAULT~ True
+     - False
+    label: "Announce to the class"
+