redesigned signed box now Sealed box, refactored seals to incorporate expiration, introduced symmetric keys support

build.gradle.kts

@@ -16,6 +16,9 @@ repositories {
 
 kotlin {
     jvm()
+    js {
+        browser()
+    }
     linuxX64()
     linuxArm64()
 
@@ -25,7 +28,8 @@ kotlin {
 //    iosArm64()
 //    iosSimulatorArm64()
     mingwX64()
-    // wasmJs() no libsodimu bindings yet (strangely)
+//    @OptIn(ExperimentalWasmDsl::class)
+//    wasmJs() //no libsodium bindings yet (strangely)
 //    val ktor_version = "2.3.6"
 
     sourceSets {
@@ -41,9 +45,8 @@ kotlin {
                 implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.8.1")
                 implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.7.0")
 
-                implementation("com.ionspin.kotlin:multiplatform-crypto-libsodium-bindings:0.9.0")
+                implementation("com.ionspin.kotlin:multiplatform-crypto-libsodium-bindings:0.9.2")
                 api("com.ionspin.kotlin:bignum:0.3.9")
-
                 api("net.sergeych:mp_bintools:0.1.5-SNAPSHOT")
                 api("net.sergeych:mp_stools:1.4.1")
             }