Switch to Koin from Injekt (#1109)

replace "com.github.inorichi.injekt" with "com.github.null2264:injekt-koin"

server/build.gradle.kts

@@ -92,6 +92,10 @@ dependencies {
     implementation(libs.cron4j)
 
     implementation(libs.cronUtils)
+
+    // koin
+    implementation(project.dependencies.platform(libs.koin.bom))
+    implementation(libs.koin.core)
 }
 
 application {