Implement portrait prompt API and UI enhancements. Added a new endpoint to fetch portrait prompts, updated the client to handle prompt display, and improved localization for prompt-related text. Enhanced styling for prompt elements in the UI.

tests/HSchool.AppHost.Tests/PortraitApiTests.cs

@@ -68,6 +68,26 @@ public class PortraitApiTests(AppHostFixture fixture)
         Assert.Equal("swarmui-not-configured", await SchoolApiTests.ProblemCodeAsync(response));
     }
 
+    [Fact]
+    public async Task GetPortraitPrompt_ReturnsBuiltPositiveAndNegative()
+    {
+        using var client = fixture.App.CreateHttpClient("server");
+        await SchoolApiTests.ResetAsync(client);
+        var school = await SchoolApiTests.CreateAsync(client, "Промпт", Start);
+        var personId = await FirstPersonIdAsync(client, school.Id);
+
+        using var response = await client.GetAsync(
+            $"/api/schools/{school.Id}/people/{Uri.EscapeDataString(personId)}/portrait/prompt?kind=avatar",
+            TestContext.Current.CancellationToken);
+
+        Assert.Equal(HttpStatusCode.OK, response.StatusCode);
+        var payload = await response.Content.ReadFromJsonAsync<PortraitPromptPayload>(TestContext.Current.CancellationToken);
+        Assert.NotNull(payload);
+        Assert.Equal("avatar", payload!.Kind);
+        Assert.Contains("age", payload.Positive, StringComparison.OrdinalIgnoreCase);
+        Assert.False(string.IsNullOrWhiteSpace(payload.Negative));
+    }
+
     [Fact]
     public async Task DeleteSchool_RemovesPortraitDirectory()
     {
@@ -114,5 +134,7 @@ public class PortraitApiTests(AppHostFixture fixture)
         bool HasFullBody,
         string? CustomPortraitPrompt);
 
+    private sealed record PortraitPromptPayload(string Kind, string Positive, string Negative, string? PromptExtra);
+
     private sealed record SavesDirectoryResponse(string Path);
 }