feat(core): add shared DTOs, MqttTopics constants, DatabaseBootstrapper, and ManagedMqttClient extensions

FinlyticCore/Dtos/Sentiment/FinBertResultDto.cs

@@ -40,7 +40,7 @@ public record FinBertResultDto
     /// <summary>
     /// Gets or sets the compound score (-1.0 to +1.0).
     /// </summary>
-    [JsonPropertyName("compoundScore")]
+    [JsonPropertyName("compound_score")]
     public double CompoundScore { get; init; }
 
     /// <summary>
@@ -49,6 +49,12 @@ public record FinBertResultDto
     [JsonPropertyName("confidence")]
     public double Confidence { get; init; }
 
+    /// <summary>
+    /// Gets or sets the estimated market impact ("HIGH", "MEDIUM", "LOW").
+    /// </summary>
+    [JsonPropertyName("impact")]
+    public string? Impact { get; init; }
+
     /// <summary>
     /// Gets or sets the probability breakdown.
     /// </summary>
@@ -56,8 +62,14 @@ public record FinBertResultDto
     public FinBertProbabilities Probabilities { get; init; } = new();
 
     /// <summary>
-    /// Gets or sets the short summary snippet highlighting the impact of the article.
+    /// Gets or sets the short key highlight extracted by FinBERT / n8n.
+    /// </summary>
+    [JsonPropertyName("key_highlight")]
+    public string? KeyHighlight { get; init; }
+
+    /// <summary>
+    /// Legacy alias for KeyHighlight / summary snippet.
     /// </summary>
     [JsonPropertyName("summarySnippet")]
-    public string? SummarySnippet { get; init; }
+    public string? SummarySnippet => KeyHighlight;
 }

FinlyticCore/Dtos/Sentiment/IsinSentimentSummaryDto.cs

@@ -1,3 +1,4 @@
+using System.Collections.Generic;
 using System.Text.Json.Serialization;
 
 namespace FinlyticCore.Dtos.Sentiment;
@@ -97,6 +98,36 @@ public record IsinCurrentSummary
     [JsonPropertyName("totalArticlesAnalyzed")]
     public int TotalArticlesAnalyzed { get; init; }
 
+    /// <summary>
+    /// Gets or sets the number of positive articles.
+    /// </summary>
+    [JsonPropertyName("positiveArticles")]
+    public int PositiveArticles { get; init; }
+
+    /// <summary>
+    /// Gets or sets the number of negative articles.
+    /// </summary>
+    [JsonPropertyName("negativeArticles")]
+    public int NegativeArticles { get; init; }
+
+    /// <summary>
+    /// Gets or sets the number of neutral articles.
+    /// </summary>
+    [JsonPropertyName("neutralArticles")]
+    public int NeutralArticles { get; init; }
+
+    /// <summary>
+    /// Gets or sets the sentiment trend ("IMPROVING", "DETERIORATING", "STABLE").
+    /// </summary>
+    [JsonPropertyName("trend")]
+    public string? Trend { get; init; }
+
+    /// <summary>
+    /// Gets or sets the key highlight summary.
+    /// </summary>
+    [JsonPropertyName("keyHighlight")]
+    public string? KeyHighlight { get; init; }
+
     /// <summary>
     /// Gets or sets the overall synthesized sentiment text overview.
     /// </summary>
@@ -105,7 +136,7 @@ public record IsinCurrentSummary
 }
 
 /// <summary>
-/// Data transfer object for an ISIN sentiment summary file (stored in data/summaries/isin/ISIN.json).
+/// Data transfer object for an ISIN sentiment summary file.
 /// </summary>
 public record IsinSentimentSummaryDto
 {

FinlyticCore/Dtos/Sentiment/SectorSentimentSummaryDto.cs

@@ -1,3 +1,4 @@
+using System.Collections.Generic;
 using System.Text.Json.Serialization;
 
 namespace FinlyticCore.Dtos.Sentiment;
@@ -55,6 +56,18 @@ public record SectorCurrentSummary
     [JsonPropertyName("sentimentLabel")]
     public string SentimentLabel { get; init; } = "NEUTRAL";
 
+    /// <summary>
+    /// Gets or sets the total number of articles analyzed for this sector.
+    /// </summary>
+    [JsonPropertyName("totalArticlesAnalyzed")]
+    public int TotalArticlesAnalyzed { get; init; }
+
+    /// <summary>
+    /// Gets or sets the total number of distinct companies in this sector.
+    /// </summary>
+    [JsonPropertyName("totalCompanies")]
+    public int TotalCompanies { get; init; }
+
     /// <summary>
     /// Gets or sets the list of active asset ISINs influencing the sector.
     /// </summary>
@@ -69,7 +82,7 @@ public record SectorCurrentSummary
 }
 
 /// <summary>
-/// Data transfer object for a Sector sentiment summary file (stored in data/summaries/sectors/SectorName.json).
+/// Data transfer object for a Sector sentiment summary file.
 /// </summary>
 public record SectorSentimentSummaryDto
 {