fix: zig format/lint errors from CI

Co-authored-by: 0xrinegade <101195284+0xrinegade@users.noreply.github.com>

Author: Copilot

src/bench.zig

@@ -504,7 +504,7 @@ pub fn runBenchmarks() !void {
     // Print header with CI status
     const ci_detected = config.num_shards < 32;
     std.debug.print("\nAbyssbook Orderbook Benchmark Results{s}:\n", .{if (ci_detected) " (CI Optimized)" else ""});
-    std.debug.print("=".** 60 ++ "\n");
+    std.debug.print("=" ** 60 ++ "\n");
     std.debug.print("Configuration:\n");
     std.debug.print("  Shards: {d}\n", .{config.num_shards});
     std.debug.print("  Iterations: {d}\n", .{config.iterations});
@@ -518,7 +518,7 @@ pub fn runBenchmarks() !void {
     std.debug.print("{s:<25} {s:>12} {s:>12} {s:>12} {s:>12} {s:>12} {s:>12} {s:>10}\n", .{ 
         "Operation", "Avg (µs)", "P50 (µs)", "P95 (µs)", "P99 (µs)", "Ops/sec", "Total (ms)", "Status" 
     });
-    std.debug.print("-".** 105 ++ "\n");
+    std.debug.print("-" ** 105 ++ "\n");
 
     var results = std.ArrayList(BenchmarkResult).init(allocator);
     defer results.deinit();
@@ -575,7 +575,7 @@ pub fn runBenchmarks() !void {
     }
 
     // Print summary
-    std.debug.print("\n" ++ "=".** 60 ++ "\n");
+    std.debug.print("\n" ++ "=" ** 60 ++ "\n");
     std.debug.print("Benchmark Summary:\n");
     std.debug.print("  Total benchmarks: {d}\n", .{benchmarks.len});
     std.debug.print("  Passed targets: {d}\n", .{passed_count});
@@ -585,7 +585,7 @@ pub fn runBenchmarks() !void {
     // Print detailed results for failed benchmarks
     if (failed_count > 0) {
         std.debug.print("\nDetailed Analysis for Failed Benchmarks:\n");
-        std.debug.print("-".** 60 ++ "\n");
+        std.debug.print("-" ** 60 ++ "\n");
         for (results.items) |result| {
             if (targets.getTargetForOperation(result.operation)) |target| {
                 if (!result.isWithinTarget(target)) {

src/cache/enhanced_cache.zig

@@ -131,7 +131,8 @@ pub fn MultiLevelCache(comptime Key: type, comptime Value: type) type {
                 var checked: usize = 0;
                 const max_check = @min(self.entries.count(), 50); // Limit scan
 
-                while (it.next()) |entry| and (checked < max_check) {
+                while (it.next()) |entry| {
+                    if (checked >= max_check) break;
                     checked += 1;
 
                     if (candidate_count < MAX_CANDIDATES) {

src/load_test.zig

@@ -57,9 +57,9 @@ pub const LoadTestResult = struct {
     avg_cpu_percent: f64,
 
     pub fn printSummary(self: *const LoadTestResult) void {
-        std.debug.print("\n" ++ "=".** 80 ++ "\n");
+        std.debug.print("\n" ++ "=" ** 80 ++ "\n");
         std.debug.print("LOAD TEST RESULTS\n");
-        std.debug.print("=".** 80 ++ "\n");
+        std.debug.print("=" ** 80 ++ "\n");
 
         std.debug.print("Overall Performance:\n");
         std.debug.print("  Total Operations: {d}\n", .{self.total_operations});
@@ -106,7 +106,7 @@ pub const LoadTestResult = struct {
         std.debug.print("  Peak Memory: {d:.2} MB\n", .{self.peak_memory_mb});
         std.debug.print("  Avg CPU: {d:.1}%\n", .{self.avg_cpu_percent});
 
-        std.debug.print("\n" ++ "=".** 80 ++ "\n");
+        std.debug.print("\n" ++ "=" ** 80 ++ "\n");
     }
 };
 

src/metrics_reporter.zig

@@ -70,7 +70,7 @@ pub const MetricsReporter = struct {
         try writer.print("{s:<25} {s:>12} {s:>12} {s:>12} {s:>12} {s:>12} {s:>12}\n", .{
             "Operation", "Avg (µs)", "P50 (µs)", "P95 (µs)", "P99 (µs)", "Ops/sec", "StdDev (µs)"
         });
-        try writer.writeAll("-".** 105 ++ "\n");
+        try writer.writeAll("-" ** 105 ++ "\n");
 
         for (entries) |entry| {
             try writer.print("{s:<25} {d:>12.2} {d:>12.2} {d:>12.2} {d:>12.2} {d:>12.0} {d:>12.2}\n", .{

src/profiler.zig

@@ -99,7 +99,7 @@ pub const Profiler = struct {
         std.debug.print("\n{s:<30} {s:>12} {s:>12} {s:>12} {s:>8}\n", .{
             "Function", "Total (ms)", "Calls", "Avg (µs)", "% Time"
         });
-        std.debug.print("-".** 76 ++ "\n");
+        std.debug.print("-" ** 76 ++ "\n");
 
         for (results) |result| {
             std.debug.print("{s:<30} {d:>12.2} {d:>12} {d:>12.2} {d:>7.1}%\n", .{

src/regression_test.zig

@@ -163,9 +163,9 @@ pub const RegressionTester = struct {
     }
 
     pub fn printResults(results: []const RegressionResult) void {
-        std.debug.print("\n" ++ "=".** 80 ++ "\n");
+        std.debug.print("\n" ++ "=" ** 80 ++ "\n");
         std.debug.print("PERFORMANCE REGRESSION TEST RESULTS\n");
-        std.debug.print("=".** 80 ++ "\n");
+        std.debug.print("=" ** 80 ++ "\n");
 
         var passed_count: usize = 0;
         var failed_count: usize = 0;
@@ -190,15 +190,15 @@ pub const RegressionTester = struct {
             std.debug.print("    Change:   {d:+.1}%\n", .{result.throughput_regression_pct});
         }
 
-        std.debug.print("\n" ++ "-".** 80 ++ "\n");
+        std.debug.print("\n" ++ "-" ** 80 ++ "\n");
         std.debug.print("Summary: {d} passed, {d} failed\n", .{ passed_count, failed_count });
 
         if (failed_count == 0) {
             std.debug.print("✅ All performance regression tests PASSED\n");
         } else {
             std.debug.print("❌ Performance regression detected!\n");
         }
-        std.debug.print("=".** 80 ++ "\n");
+        std.debug.print("=" ** 80 ++ "\n");
     }
 };