chore: Update .gitignore to exclude SonarQube files and add Codacy and SonarScanner scripts

refactor: Remove WarmupPeriod logging from SMA and WMA examples

.github/codacy.sh

@@ -0,0 +1,34 @@
+#!/bin/bash
+set -euo pipefail
+
+# Codacy Coverage Upload for QuanTAlib
+# Requires CODACY_PROJECT_TOKEN environment variable
+
+if [[ -z "${CODACY_PROJECT_TOKEN:-}" ]]; then
+    echo "Error: CODACY_PROJECT_TOKEN environment variable not set"
+    exit 1
+fi
+
+echo "==> Building solution..."
+dotnet build --no-incremental
+
+echo "==> Running tests with coverage..."
+dotnet test --no-build --collect:"XPlat Code Coverage" \
+    -- DataCollectionRunSettings.DataCollectors.DataCollector.Configuration.Format=opencover
+
+# Find the coverage file
+COVERAGE_FILE=$(find . -name "coverage.opencover.xml" -type f | head -1)
+
+if [[ -z "$COVERAGE_FILE" ]]; then
+    echo "Error: No coverage file found"
+    exit 1
+fi
+
+echo "==> Uploading coverage to Codacy..."
+echo "    Coverage file: $COVERAGE_FILE"
+
+bash <(curl -Ls https://coverage.codacy.com/get.sh) report \
+    -r "$COVERAGE_FILE" \
+    --project-token "$CODACY_PROJECT_TOKEN"
+
+echo "==> Done! View results at https://app.codacy.com/gh/mihakralj/QuanTAlib"

.github/sonarscanner.sh

@@ -0,0 +1,58 @@
+#!/bin/bash
+set -euo pipefail
+
+# Static Analysis Scanner for QuanTAlib
+# Runs SonarCloud and Qodana with code coverage
+
+# Tokens must be set as environment variables
+if [[ -z "${SONAR_TOKEN:-}" ]]; then
+    echo "Error: SONAR_TOKEN environment variable not set"
+    exit 1
+fi
+if [[ -z "${QODANA_TOKEN:-}" ]]; then
+    echo "Error: QODANA_TOKEN environment variable not set"
+    exit 1
+fi
+
+# Coverage output directory for Qodana
+COVERAGE_DIR=".qodana/code-coverage"
+
+echo "==> Building solution..."
+dotnet build --no-incremental
+
+echo "==> Running tests with coverage..."
+mkdir -p "$COVERAGE_DIR"
+dotnet test --no-build --collect:"XPlat Code Coverage" \
+    -- DataCollectionRunSettings.DataCollectors.DataCollector.Configuration.Format=lcov
+
+# Copy coverage to Qodana directory
+find . -name "coverage.info" -exec cp {} "$COVERAGE_DIR/" \;
+
+# Run SonarCloud
+echo "==> Starting SonarScanner analysis..."
+
+# Re-run tests with OpenCover format for SonarCloud
+dotnet test --no-build --collect:"XPlat Code Coverage" \
+    -- DataCollectionRunSettings.DataCollectors.DataCollector.Configuration.Format=opencover
+
+dotnet sonarscanner begin \
+    /o:"mihakralj-quantalib" \
+    /k:"mihakralj_QuanTAlib" \
+    /d:sonar.token="$SONAR_TOKEN" \
+    /d:sonar.cs.opencover.reportsPaths="**/coverage.opencover.xml"
+
+dotnet build --no-incremental
+
+dotnet sonarscanner end /d:sonar.token="$SONAR_TOKEN"
+
+echo "==> SonarCloud: https://sonarcloud.io/project/overview?id=mihakralj_QuanTAlib"
+
+# Run Qodana
+echo "==> Starting Qodana analysis..."
+
+QODANA_TOKEN="$QODANA_TOKEN" qodana scan \
+    --coverage-dir "$COVERAGE_DIR"
+
+echo "==> Qodana analysis complete"
+
+echo "==> Done!"

.gitignore

@@ -396,6 +396,10 @@ FodyWeavers.xsd
 
 # JetBrains Rider
 *.sln.iml
+.idea/
+
+# SonarQube/SonarCloud
+.sonarqube/
 
 # Cline Memory Bank - exclude from git
 memory-bank/
@@ -405,7 +409,7 @@ memory-bank/
 .DS_Store
 .AppleDouble
 .LSOverride
-
-
-#Ignore insiders AI rules
-.github/instructions/codacy.instructions.md
+
+
+#Ignore insiders AI rules
+.github/instructions/codacy.instructions.md

lib/averages/sma/Sma.md

@@ -64,7 +64,6 @@ Console.WriteLine($"Current SMA: {result.Value}");
 
 // Access properties
 Console.WriteLine($"Name: {sma.Name}");           // "Sma(10)"
-Console.WriteLine($"WarmupPeriod: {sma.WarmupPeriod}");  // 10
 Console.WriteLine($"IsHot: {sma.IsHot}");          // true when buffer is full
 
 // Batch calculation (TSeries API)

lib/averages/wma/Wma.md

@@ -79,7 +79,6 @@ Console.WriteLine($"Current WMA: {result.Value}");
 
 // Access properties
 Console.WriteLine($"Name: {wma.Name}");           // "Wma(10)"
-Console.WriteLine($"WarmupPeriod: {wma.WarmupPeriod}");  // 10
 Console.WriteLine($"IsHot: {wma.IsHot}");          // true when buffer is full
 
 // Batch calculation (TSeries API)

lib/core/tbar/tbar.cs

@@ -68,6 +68,7 @@ public readonly struct TBar : IEquatable<TBar>
     public override string ToString() => $"[{AsDateTime:yyyy-MM-dd HH:mm:ss}: O={Open:F2}, H={High:F2}, L={Low:F2}, C={Close:F2}, V={Volume:F2}]";
 
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
+#pragma warning disable S1244 // Floating point equality is intentional for exact struct comparison
     public bool Equals(TBar other) =>
         Time == other.Time &&
         Open == other.Open &&
@@ -75,6 +76,7 @@ public readonly struct TBar : IEquatable<TBar>
         Low == other.Low &&
         Close == other.Close &&
         Volume == other.Volume;
+#pragma warning restore S1244
 
     public override bool Equals(object? obj) => obj is TBar other && Equals(other);
     public override int GetHashCode() => HashCode.Combine(Time, Open, High, Low, Close, Volume);

lib/feeds/gbm/gbm.cs

@@ -8,7 +8,9 @@ namespace QuanTAlib;
 /// Stateless design - only maintains minimal state needed for price continuity.
 /// </summary>
 [SkipLocalsInit]
+#pragma warning disable S101 // Types should be named in PascalCase - GBM is a standard acronym
 public class GBM : IFeed
+#pragma warning restore S101
 {
     private readonly Random _rnd;
 
@@ -17,7 +19,6 @@ public class GBM : IFeed
 
     private readonly double _mu;
     private readonly double _sigma;
-    private readonly double _dt;
 
     // Precomputed GBM constants
     private readonly double _drift;
@@ -63,10 +64,10 @@ public class GBM : IFeed
 
         // Calculate dt based on timeframe (assuming 252 trading days/year, 6.5 hours/day)
         double minutesPerYear = 252.0 * 6.5 * 60.0;
-        _dt = timeframe.TotalMinutes / minutesPerYear;
+        double dt = timeframe.TotalMinutes / minutesPerYear;
 
-        _drift = (mu - 0.5 * sigma * sigma) * _dt;
-        _vol = sigma * Math.Sqrt(_dt);
+        _drift = (mu - 0.5 * sigma * sigma) * dt;
+        _vol = sigma * Math.Sqrt(dt);
     }
 
     /// <summary>
@@ -81,8 +82,10 @@ public class GBM : IFeed
             return _cachedZ;
         }
 
+#pragma warning disable S2245 // Random is acceptable for simulation/testing purposes
         double u1 = 1.0 - _rnd.NextDouble();
         double u2 = 1.0 - _rnd.NextDouble();
+#pragma warning restore S2245
         double mag = Math.Sqrt(-2.0 * Math.Log(u1));
         double angle = 2.0 * Math.PI * u2;