followup #21833 (bun audit more filtering options) (#21873)

### What does this PR do?

followup #21833

### How did you verify your code works?

---------

Co-authored-by: Claude <[email protected]>
Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

Author: 3 people

src/cli/audit_command.zig

@@ -198,7 +198,7 @@ fn buildProductionPackageSet(allocator: std.mem.Allocator, pm: *PackageManager,
     const resolutions = pm.lockfile.buffers.resolutions.items;
     const root_id = pm.root_package_id.get(pm.lockfile, pm.workspace_name_hash);
 
-    var queue = std.ArrayList(u32).init(allocator);
+    var queue = std.fifo.LinearFifo(u32, .Dynamic).init(allocator);
     defer queue.deinit();
 
     const root_deps = pkg_dependencies[root_id];
@@ -207,19 +207,14 @@ fn buildProductionPackageSet(allocator: std.mem.Allocator, pm: *PackageManager,
     const res_slice = root_resolutions.get(resolutions);
 
     for (dep_slice, res_slice) |dep, resolved_pkg_id| {
-        if (!dep.behavior.isDev()) {
-            if (resolved_pkg_id < pkg_names.len) {
-                const pkg_name = pkg_names[resolved_pkg_id].slice(buf);
-                try prod_set.put(pkg_name, {});
-                try queue.append(resolved_pkg_id);
-            }
+        if (!dep.behavior.isDev() and resolved_pkg_id < packages.len) {
+            const pkg_name = pkg_names[resolved_pkg_id].slice(buf);
+            try prod_set.put(pkg_name, {});
+            try queue.writeItem(resolved_pkg_id);
         }
     }
 
-    while (queue.items.len > 0) {
-        const current_pkg_id = queue.orderedRemove(0);
-        if (current_pkg_id >= pkg_names.len) continue;
-
+    while (queue.readItem()) |current_pkg_id| {
         const current_deps = pkg_dependencies[current_pkg_id];
         const current_resolutions = pkg_resolutions[current_pkg_id];
         const current_dep_slice = current_deps.get(dependencies);
@@ -231,7 +226,7 @@ fn buildProductionPackageSet(allocator: std.mem.Allocator, pm: *PackageManager,
             const pkg_name = pkg_names[resolved_pkg_id].slice(buf);
             if (!prod_set.contains(pkg_name)) {
                 try prod_set.put(pkg_name, {});
-                try queue.append(resolved_pkg_id);
+                try queue.writeItem(resolved_pkg_id);
             }
         }
     }

src/install/PackageManager/CommandLineArguments.zig

@@ -247,12 +247,15 @@ pub const AuditLevel = enum {
     high,
     critical,
 
+    const Map = bun.ComptimeStringMap(AuditLevel, .{
+        .{ "low", .low },
+        .{ "moderate", .moderate },
+        .{ "high", .high },
+        .{ "critical", .critical },
+    });
+
     pub fn fromString(str: []const u8) ?AuditLevel {
-        if (bun.strings.eqlComptime(str, "low")) return .low;
-        if (bun.strings.eqlComptime(str, "moderate")) return .moderate;
-        if (bun.strings.eqlComptime(str, "high")) return .high;
-        if (bun.strings.eqlComptime(str, "critical")) return .critical;
-        return null;
+        return Map.get(str);
     }
 
     pub fn shouldIncludeSeverity(self: AuditLevel, severity: []const u8) bool {