New translations app.json (Czech)

src/i18n/locales/cs/app/app.json

@@ -0,0 +1,25 @@
+{
+  "heading": {
+    "placeholder": "Heading"
+  },
+  "item": {
+    "add": "Add {{- heading}}",
+    "startDate": {
+      "label": "Start Date",
+      "placeholder": "March 2018"
+    },
+    "endDate": {
+      "label": "End Date",
+      "placeholder": "March 2022"
+    },
+    "description": {
+      "label": "Description"
+    }
+  },
+  "buttons": {
+    "add": {
+      "label": "Add"
+    }
+  },
+  "markdownHelpText": "You can use <1>GitHub Flavored Markdown</1> to style this section of the text."
+}