fix #7719 -- Rewording for "Pick an Example" when AI Generating Jupyter Notebooks

- also fix some UI inconsistency

Author: williamstein

src/packages/frontend/editors/slate/upload.tsx

@@ -105,7 +105,7 @@ export default function useUpload(
       event_handlers={updloadEventHandlers}
       style={{ height: "100%", width: "100%" }}
       dropzone_ref={dropzoneRef}
-      show_upload={false}
+      show_upload={true}
     >
       {body}
     </FileUploadWrapper>

src/packages/frontend/project/page/home-page/ai-generate-document.tsx

@@ -741,7 +741,6 @@ function AIGenerateDocument({
   }
 
   function renderDialog() {
-    const empty = prompt.trim() == "";
     return (
       <>
         <Paragraph strong>
@@ -754,7 +753,7 @@ function AIGenerateDocument({
           />
         </Paragraph>
         {renderJupyterKernelSelector()}
-        <Paragraph type={empty ? "danger" : undefined}>
+        <Paragraph>
           Provide a detailed description of the {docName} document you want to
           create:
         </Paragraph>
@@ -767,7 +766,6 @@ function AIGenerateDocument({
             placeholder={PLACEHOLDER}
             value={prompt}
             disabled={querying}
-            status={empty ? "error" : undefined}
             onChange={({ target: { value } }) => setPrompt(value)}
             onPressEnter={(e) => {
               if (e.shiftKey) {
@@ -899,7 +897,7 @@ function AIGenerateDocument({
                 setPreview(null);
               }}
             >
-              <Icon name="arrow-left" /> Discard
+              Cancel
             </Button>
             <Button
               type="primary"

src/packages/frontend/project/page/home-page/ai-generate-examples.ts

@@ -7,7 +7,7 @@ type Language = "python" | "r" | "sagemath" | "octave" | "julia";
 
 export const EXAMPLES_COMMON: readonly Example[] = [
   [
-    "Help me Studying ...",
+    "Help me Study...",
     "I am a student. I want to learn more about a topic. Explain it to me using code, formulas and plots!\n\nTopic: DESCRIBE_TOPIC_HERE",
     ["student", "learning"],
   ],