Update RFC 5322 implementation and tests

Author: coenttb

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:6.0
+// swift-tools-version:6.2
 
 import PackageDescription
 
@@ -14,7 +14,7 @@ extension Target.Dependency {
     static var rfc5322Foundation: Self { .target(name: .rfc5322Foundation) }
     static var rfc1123: Self { .product(name: "RFC_1123", package: "swift-rfc-1123") }
     static var standards: Self { .product(name: "Standards", package: "swift-standards") }
-    static var incits_4_1986: Self { .product(name: "INCITS_4_1986", package: "swift-incits-4-1986") }
+    static var incits_4_1986: Self { .product(name: "INCITS 4 1986", package: "swift-incits-4-1986") }
     static var standardsTestSupport: Self { .product(name: "StandardsTestSupport", package: "swift-standards") }
 }
 
@@ -32,8 +32,8 @@ let package = Package(
     ],
     dependencies: [
         .package(url: "https://github.com/swift-standards/swift-rfc-1123.git", from: "0.0.1"),
-        .package(url: "https://github.com/swift-standards/swift-standards.git", from: "0.1.0"),
-        .package(url: "https://github.com/swift-standards/swift-incits-4-1986.git", from: "0.1.0")
+        .package(url: "https://github.com/swift-standards/swift-standards.git", from: "0.0.1"),
+        .package(url: "https://github.com/swift-standards/swift-incits-4-1986.git", from: "0.0.1")
     ],
     targets: [
         .target(

Sources/RFC_5322/RFC_5322.Date.Components.swift

@@ -68,6 +68,31 @@ extension RFC_5322.Date {
             self.weekday = weekday
         }
 
+        /// Creates date components without validation (internal use only)
+        ///
+        /// This initializer bypasses validation and should only be used when component values
+        /// are known to be valid (e.g., computed from epoch seconds).
+        ///
+        /// - Warning: Using this with invalid values will create an invalid Components instance.
+        ///   Only use when values are guaranteed valid by construction.
+        internal init(
+            uncheckedYear year: Int,
+            month: Int,
+            day: Int,
+            hour: Int,
+            minute: Int,
+            second: Int,
+            weekday: Int
+        ) {
+            self.year = year
+            self.month = month
+            self.day = day
+            self.hour = hour
+            self.minute = minute
+            self.second = second
+            self.weekday = weekday
+        }
+
         /// Returns the number of days in the given month for the given year
         private static func daysInMonth(_ month: Int, year: Int) -> Int {
             switch month {