feat: add mobile new issue navigation (Closes #971)

tests/e2e/test_mobile_offline_issue_release.py

@@ -188,6 +188,23 @@ def test_release_artifact_files_one_mobile_issue_exactly_once_after_offline_relo
             new_action.click()
             expect(page.locator("#create-issue-sheet")).to_have_class("create-issue-sheet open")
             assert page.evaluate("document.activeElement?.id") != "create-issue-title"
+            create_navigation = page.locator(".mobile-create-issue-nav")
+            expect(create_navigation).to_be_visible()
+            create_navigation_buttons = create_navigation.locator("button")
+            assert create_navigation_buttons.count() == 3
+            for control in create_navigation_buttons.all():
+                bounds = control.bounding_box()
+                assert bounds and bounds["height"] >= 44
+            expect(create_navigation.locator('[data-create-issue-section="describe"]')).to_have_attribute(
+                "aria-current", "location"
+            )
+            expect(create_navigation.locator('[data-create-issue-section="file"]')).to_have_attribute(
+                "aria-disabled", "true"
+            )
+            create_navigation.locator('[data-create-issue-section="evidence"]').click()
+            expect(create_navigation.locator('[data-create-issue-section="evidence"]')).to_have_attribute(
+                "aria-current", "location"
+            )
             for control in page.locator(".photo-evidence-actions .issue-attachment-trigger").all():
                 bounds = control.bounding_box()
                 assert bounds and bounds["height"] >= 44
@@ -206,6 +223,12 @@ def test_release_artifact_files_one_mobile_issue_exactly_once_after_offline_relo
             expect(page.locator("#create-issue-body")).to_have_value(BODY)
             page.locator("#file-new-issue").click()
             expect(page.locator("#create-issue-filing")).to_be_visible()
+            expect(create_navigation.locator('[data-create-issue-section="file"]')).to_have_attribute(
+                "aria-current", "location"
+            )
+            expect(create_navigation.locator('[data-create-issue-section="file"]')).not_to_have_attribute(
+                "aria-disabled", "true"
+            )
             page.locator("#create-issue-repository").select_option("acme/mobile")
             expect(page.locator("#submit-new-issue")).to_be_enabled()