diff --git a/.run/packageReleaseDmg.run.xml b/.run/appPackageReleaseDmg.run.xml
similarity index 86%
rename from .run/packageReleaseDmg.run.xml
rename to .run/appPackageReleaseDmg.run.xml
index 4846fdd..1cbb0a4 100644
--- a/.run/packageReleaseDmg.run.xml
+++ b/.run/appPackageReleaseDmg.run.xml
@@ -1,5 +1,5 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="packageReleaseDmg" type="GradleRunConfiguration" factoryName="Gradle" folderName="App">
+  <configuration default="false" name="appPackageReleaseDmg" type="GradleRunConfiguration" factoryName="Gradle" folderName="App">
     <ExternalSystemSettings>
       <option name="executionName" />
       <option name="externalProjectPath" value="$PROJECT_DIR$" />
diff --git a/.run/packageReleaseMsi.run.xml b/.run/appPackageReleaseMsi.run.xml
similarity index 86%
rename from .run/packageReleaseMsi.run.xml
rename to .run/appPackageReleaseMsi.run.xml
index f3c2081..b13c289 100644
--- a/.run/packageReleaseMsi.run.xml
+++ b/.run/appPackageReleaseMsi.run.xml
@@ -1,5 +1,5 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="packageReleaseMsi" type="GradleRunConfiguration" factoryName="Gradle" folderName="App">
+  <configuration default="false" name="appPackageReleaseMsi" type="GradleRunConfiguration" factoryName="Gradle" folderName="App">
     <ExternalSystemSettings>
       <option name="executionName" />
       <option name="externalProjectPath" value="$PROJECT_DIR$" />
diff --git a/.run/runDebug.run.xml b/.run/appRunDebug.run.xml
similarity index 87%
rename from .run/runDebug.run.xml
rename to .run/appRunDebug.run.xml
index e81dc48..a7307fc 100644
--- a/.run/runDebug.run.xml
+++ b/.run/appRunDebug.run.xml
@@ -1,5 +1,5 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="runDebug" type="GradleRunConfiguration" factoryName="Gradle" folderName="App">
+  <configuration default="false" name="appRunDebug" type="GradleRunConfiguration" factoryName="Gradle" folderName="App">
     <ExternalSystemSettings>
       <option name="executionName" />
       <option name="externalProjectPath" value="$PROJECT_DIR$" />
diff --git a/.run/runRelease.run.xml b/.run/appRunRelease.run.xml
similarity index 87%
rename from .run/runRelease.run.xml
rename to .run/appRunRelease.run.xml
index 7acf64e..8cf9a8c 100644
--- a/.run/runRelease.run.xml
+++ b/.run/appRunRelease.run.xml
@@ -1,5 +1,5 @@
 <component name="ProjectRunConfigurationManager">
-  <configuration default="false" name="runRelease" type="GradleRunConfiguration" factoryName="Gradle" folderName="App">
+  <configuration default="false" name="appRunRelease" type="GradleRunConfiguration" factoryName="Gradle" folderName="App">
     <ExternalSystemSettings>
       <option name="executionName" />
       <option name="externalProjectPath" value="$PROJECT_DIR$" />
diff --git a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/App.kt b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/App.kt
index 7da8014..1de11d9 100644
--- a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/App.kt
+++ b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/App.kt
@@ -31,6 +31,9 @@ import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.ApplicationScope
 import androidx.compose.ui.window.Window
 import androidx.compose.ui.window.rememberWindowState
+import coil3.ImageLoader
+import coil3.compose.setSingletonImageLoaderFactory
+import coil3.request.crossfade
 import com.pixelized.desktop.lwa.repository.network.NetworkRepository
 import com.pixelized.desktop.lwa.repository.network.NetworkRepository.Status
 import com.pixelized.desktop.lwa.ui.composable.key.KeyEventHandler
@@ -85,6 +88,13 @@ fun ApplicationScope.App() {
     val windowController = remember { WindowController(maxWindowHeight) }
     val keyEventHandlers = remember { mutableStateListOf<KeyEventHandler>() }
 
+    // Coil configuration
+    setSingletonImageLoaderFactory { context ->
+        ImageLoader.Builder(context)
+            .crossfade(enable = false)
+            .build()
+    }
+
     CompositionLocalProvider(
         LocalSnackHost provides snackHostState,
         LocalErrorSnackHost provides errorSnackHostState,
diff --git a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/Module.kt b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/Module.kt
index 24df629..e020579 100644
--- a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/Module.kt
+++ b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/Module.kt
@@ -33,6 +33,7 @@ import com.pixelized.desktop.lwa.ui.screen.roll.RollViewModel
 import com.pixelized.desktop.lwa.ui.screen.rollhistory.RollHistoryViewModel
 import com.pixelized.desktop.lwa.usecase.SettingsUseCase
 import com.pixelized.shared.lwa.model.campaign.factory.CampaignJsonFactory
+import com.pixelized.shared.lwa.utils.PathProvider
 import io.ktor.client.HttpClient
 import io.ktor.client.engine.okhttp.OkHttp
 import io.ktor.client.plugins.contentnegotiation.ContentNegotiation
@@ -67,7 +68,12 @@ val toolsDependencies
                 }
             }
         }
-        single<LwaClient> { LwaClientImpl(get(), get()) }
+        single<LwaClient> {
+            LwaClientImpl(get(), get())
+        }
+        single {
+            PathProvider(appName = "LwaClient")
+        }
     }
 
 val storeDependencies
diff --git a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/repository/settings/SettingsStore.kt b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/repository/settings/SettingsStore.kt
index 094f820..bb31222 100644
--- a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/repository/settings/SettingsStore.kt
+++ b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/repository/settings/SettingsStore.kt
@@ -1,9 +1,9 @@
 package com.pixelized.desktop.lwa.repository.settings
 
-import com.pixelized.desktop.lwa.usecase.SettingsUseCase
 import com.pixelized.desktop.lwa.repository.settings.model.Settings
 import com.pixelized.desktop.lwa.repository.settings.model.SettingsJson
-import com.pixelized.shared.lwa.storePath
+import com.pixelized.desktop.lwa.usecase.SettingsUseCase
+import com.pixelized.shared.lwa.utils.PathProvider
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -14,6 +14,7 @@ import kotlinx.serialization.json.Json
 import java.io.File
 
 class SettingsStore(
+    private val pathProvider: PathProvider,
     private val factory: SettingsFactory,
     private val useCase: SettingsUseCase,
     private val jsonFormatter: Json,
@@ -24,7 +25,7 @@ class SettingsStore(
 
     init {
         // create the directory
-        File(storePath()).also { it.mkdirs() }
+        File(pathProvider.storePath()).also { it.mkdirs() }
         // load the data.
         val scope = CoroutineScope(Dispatchers.IO + Job())
         scope.launch {
@@ -80,7 +81,7 @@ class SettingsStore(
     }
 
     private fun settingsFile(): File {
-        return File("${storePath()}settings.json")
+        return File("${pathProvider.storePath()}settings.json")
     }
 
     sealed class SettingsStoreException(root: Exception) : Exception(root)
diff --git a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/ui/screen/campaign/player/ribbon/PlayerPortrait.kt b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/ui/screen/campaign/player/ribbon/PlayerPortrait.kt
index 49437d6..dc729ba 100644
--- a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/ui/screen/campaign/player/ribbon/PlayerPortrait.kt
+++ b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/ui/screen/campaign/player/ribbon/PlayerPortrait.kt
@@ -1,5 +1,12 @@
 package com.pixelized.desktop.lwa.ui.screen.campaign.player.ribbon
 
+import androidx.compose.animation.AnimatedContent
+import androidx.compose.animation.core.EaseOutCirc
+import androidx.compose.animation.core.animateFloatAsState
+import androidx.compose.animation.core.tween
+import androidx.compose.animation.fadeIn
+import androidx.compose.animation.fadeOut
+import androidx.compose.animation.togetherWith
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.Arrangement
@@ -7,7 +14,9 @@ import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.offset
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
@@ -23,8 +32,8 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.draw.drawWithContent
+import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.graphics.FilterQuality
-import androidx.compose.ui.graphics.graphicsLayer
 import androidx.compose.ui.layout.ContentScale
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.DpSize
@@ -36,6 +45,8 @@ import lwacharactersheet.composeapp.generated.resources.Res
 import lwacharactersheet.composeapp.generated.resources.ic_heart_24dp
 import lwacharactersheet.composeapp.generated.resources.ic_water_drop_24dp
 import org.jetbrains.compose.resources.painterResource
+import kotlin.math.max
+import kotlin.math.min
 
 @Stable
 data class PlayerPortraitUio(
@@ -48,10 +59,17 @@ data class PlayerPortraitUio(
     val maxPp: Int,
 )
 
+object PlayerPortrait {
+    object Default {
+        val bloodColor = Color(0xbb0a1e).copy(alpha = 0.25f)
+    }
+}
+
 @Composable
 fun PlayerPortrait(
     modifier: Modifier = Modifier,
     size: DpSize,
+    bloodColor: Color = PlayerPortrait.Default.bloodColor,
     character: PlayerPortraitUio,
     onCharacter: (id: Campaign.CharacterInstance.Id) -> Unit,
 ) {
@@ -64,14 +82,26 @@ fun PlayerPortrait(
             .background(color = colorScheme.elevated.base1dp)
             .clickable { onCharacter(character.id) },
     ) {
-        AsyncImage(
-            modifier = Modifier.fillMaxSize(),
-            model = character.portrait,
-            contentScale = ContentScale.Crop,
-            alignment = Alignment.TopCenter,
-            filterQuality = FilterQuality.High,
-            contentDescription = null,
+        AnimatedContent(
+            targetState = character.portrait,
+            transitionSpec = { fadeIn() togetherWith fadeOut() },
+        ) { portrait ->
+            AsyncImage(
+                modifier = Modifier.fillMaxSize(),
+                model = portrait,
+                contentScale = ContentScale.Crop,
+                alignment = Alignment.TopCenter,
+                filterQuality = FilterQuality.High,
+                contentDescription = null,
+            )
+        }
+
+        BloodOverlay(
+            bloodColor = bloodColor,
+            maxHp = character.maxHp.toFloat(),
+            hp = character.hp.toFloat(),
         )
+
         Column(
             modifier = Modifier
                 .fillMaxSize()
@@ -128,4 +158,23 @@ fun PlayerPortrait(
             }
         }
     }
+}
+
+@Composable
+private fun BloodOverlay(
+    modifier: Modifier = Modifier,
+    maxHp: Float,
+    hp: Float,
+    bloodColor: Color = PlayerPortrait.Default.bloodColor,
+) {
+    val animatedRatio = animateFloatAsState(
+        targetValue = min(maxHp, max(0f, (maxHp - hp) / maxHp)),
+        animationSpec = tween(durationMillis = 350, easing = EaseOutCirc)
+    )
+    Box(
+        modifier = modifier
+            .fillMaxWidth()
+            .fillMaxHeight(fraction = animatedRatio.value)
+            .background(color = bloodColor)
+    )
 }
\ No newline at end of file
diff --git a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/ui/screen/main/MainPageViewModel.kt b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/ui/screen/main/MainPageViewModel.kt
index 90965bb..6fa5482 100644
--- a/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/ui/screen/main/MainPageViewModel.kt
+++ b/composeApp/src/commonMain/kotlin/com/pixelized/desktop/lwa/ui/screen/main/MainPageViewModel.kt
@@ -6,8 +6,8 @@ import com.lordcodes.turtle.shellRun
 import com.pixelized.desktop.lwa.repository.campaign.CampaignRepository
 import com.pixelized.desktop.lwa.repository.characterSheet.CharacterSheetRepository
 import com.pixelized.desktop.lwa.repository.network.NetworkRepository
-import com.pixelized.shared.lwa.OperatingSystem
-import com.pixelized.shared.lwa.storePath
+import com.pixelized.shared.lwa.utils.OperatingSystem
+import com.pixelized.shared.lwa.utils.PathProvider
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.StateFlow
@@ -18,6 +18,7 @@ import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.stateIn
 
 class MainPageViewModel(
+    private val pathProvider: PathProvider,
     private val characterSheetRepository: CharacterSheetRepository,
     private val campaignRepository: CampaignRepository,
     networkRepository: NetworkRepository,
@@ -86,9 +87,10 @@ class MainPageViewModel(
     fun openSaveDirectory(
         os: OperatingSystem = OperatingSystem.current,
     ) {
+        val path = pathProvider.storePath(os = os)
         when (os) {
-            OperatingSystem.Windows -> shellRun("explorer.exe", listOf(storePath(os = os)))
-            OperatingSystem.Macintosh -> shellRun("open", listOf(storePath(os = os)))
+            OperatingSystem.Windows -> shellRun("explorer.exe", listOf(path))
+            OperatingSystem.Macintosh -> shellRun("open", listOf(path))
         }
     }
 }
\ No newline at end of file
diff --git a/composeApp/src/desktopMain/kotlin/com/pixelized/desktop/lwa/main.kt b/composeApp/src/desktopMain/kotlin/com/pixelized/desktop/lwa/main.kt
index b7a6159..550220c 100644
--- a/composeApp/src/desktopMain/kotlin/com/pixelized/desktop/lwa/main.kt
+++ b/composeApp/src/desktopMain/kotlin/com/pixelized/desktop/lwa/main.kt
@@ -3,7 +3,6 @@ package com.pixelized.desktop.lwa
 import androidx.compose.ui.window.application
 import com.pixelized.shared.lwa.sharedModuleDependencies
 import org.koin.compose.KoinContext
-import org.koin.core.context.loadKoinModules
 import org.koin.core.context.startKoin
 import javax.swing.UIManager
 
diff --git a/server/src/main/kotlin/Module.kt b/server/src/main/kotlin/Module.kt
index caf1787..8ba731c 100644
--- a/server/src/main/kotlin/Module.kt
+++ b/server/src/main/kotlin/Module.kt
@@ -5,20 +5,26 @@ import com.pixelized.server.lwa.model.campaign.CampaignStore
 import com.pixelized.server.lwa.model.character.CharacterSheetService
 import com.pixelized.server.lwa.model.character.CharacterSheetStore
 import com.pixelized.server.lwa.server.Engine
+import com.pixelized.shared.lwa.utils.PathProvider
 import org.koin.core.module.dsl.createdAtStart
 import org.koin.core.module.dsl.singleOf
 import org.koin.dsl.module
 
 val serverModuleDependencies
     get() = listOf(
-        parserDependencies,
-        factoryDependencies,
-        useCaseDependencies,
+        toolsDependencies,
+        engineDependencies,
         storeDependencies,
         serviceDependencies,
-        engineDependencies,
     )
 
+val toolsDependencies
+    get() = module {
+        single {
+            PathProvider(appName = "LwaServer")
+        }
+    }
+
 val engineDependencies
     get() = module {
         singleOf(constructor = ::Engine, options = { createdAtStart() })
@@ -37,18 +43,3 @@ val serviceDependencies
         singleOf(::CampaignService)
         singleOf(::AlterationService)
     }
-
-val factoryDependencies
-    get() = module {
-
-    }
-
-val parserDependencies
-    get() = module {
-
-    }
-
-val useCaseDependencies
-    get() = module {
-
-    }
diff --git a/server/src/main/kotlin/com/pixelized/server/lwa/model/alteration/AlterationStore.kt b/server/src/main/kotlin/com/pixelized/server/lwa/model/alteration/AlterationStore.kt
index 34bb1a2..db8ed65 100644
--- a/server/src/main/kotlin/com/pixelized/server/lwa/model/alteration/AlterationStore.kt
+++ b/server/src/main/kotlin/com/pixelized/server/lwa/model/alteration/AlterationStore.kt
@@ -1,9 +1,9 @@
 package com.pixelized.server.lwa.model.alteration
 
-import com.pixelized.shared.lwa.alterationsPath
 import com.pixelized.shared.lwa.model.alteration.AlterationJson
 import com.pixelized.shared.lwa.model.campaign.Campaign
 import com.pixelized.shared.lwa.model.campaign.factory.CampaignJsonFactory
+import com.pixelized.shared.lwa.utils.PathProvider
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -14,10 +14,11 @@ import kotlinx.serialization.json.Json
 import java.io.File
 
 class AlterationStore(
+    private val pathProvider: PathProvider,
     private val campaignJsonFactory: CampaignJsonFactory,
     private val json: Json,
 ) {
-    private val directory = File(alterationsPath()).also { it.mkdirs() }
+    private val directory = File(pathProvider.alterationsPath()).also { it.mkdirs() }
     private val alterationsFlow = MutableStateFlow<List<AlterationJson>>(emptyList())
     private val activeFlow = MutableStateFlow<Map<String, List<String>>>(emptyMap())
 
@@ -118,13 +119,13 @@ class AlterationStore(
     }
 
     private fun file(): File {
-        return File("${alterationsPath()}alterations.json")
+        return File("${pathProvider.alterationsPath()}alterations.json")
     }
 
     private fun file(
         id: String,
     ): File {
-        return File("${alterationsPath()}$id.json")
+        return File("${pathProvider.alterationsPath()}$id.json")
     }
 
     private fun MutableList<String>.toggle(alterationId: String): MutableList<String> {
diff --git a/server/src/main/kotlin/com/pixelized/server/lwa/model/campaign/CampaignStore.kt b/server/src/main/kotlin/com/pixelized/server/lwa/model/campaign/CampaignStore.kt
index e554115..b5eabbf 100644
--- a/server/src/main/kotlin/com/pixelized/server/lwa/model/campaign/CampaignStore.kt
+++ b/server/src/main/kotlin/com/pixelized/server/lwa/model/campaign/CampaignStore.kt
@@ -1,9 +1,9 @@
 package com.pixelized.server.lwa.model.campaign
 
-import com.pixelized.shared.lwa.campaignPath
 import com.pixelized.shared.lwa.model.campaign.Campaign
 import com.pixelized.shared.lwa.model.campaign.CampaignJson
 import com.pixelized.shared.lwa.model.campaign.factory.CampaignJsonFactory
+import com.pixelized.shared.lwa.utils.PathProvider
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
@@ -14,6 +14,7 @@ import kotlinx.serialization.json.Json
 import java.io.File
 
 class CampaignStore(
+    private val pathProvider: PathProvider,
     private val factory: CampaignJsonFactory,
     private val json: Json,
 ) {
@@ -21,7 +22,7 @@ class CampaignStore(
 
     init {
         // create the directory if needed.
-        File(campaignPath()).also { it.mkdirs() }
+        File(pathProvider.campaignPath()).also { it.mkdirs() }
         // build a coroutine scope for async calls
         val scope = CoroutineScope(Dispatchers.IO + Job())
         // load the initial data
@@ -73,6 +74,6 @@ class CampaignStore(
     class FileWriteException(root: Exception) : CampaignStoreException(root)
 
     private fun file(): File {
-        return File("${campaignPath()}campaign.json")
+        return File("${pathProvider.campaignPath()}campaign.json")
     }
 }
\ No newline at end of file
diff --git a/server/src/main/kotlin/com/pixelized/server/lwa/model/character/CharacterSheetStore.kt b/server/src/main/kotlin/com/pixelized/server/lwa/model/character/CharacterSheetStore.kt
index 97c8b44..2e678d8 100644
--- a/server/src/main/kotlin/com/pixelized/server/lwa/model/character/CharacterSheetStore.kt
+++ b/server/src/main/kotlin/com/pixelized/server/lwa/model/character/CharacterSheetStore.kt
@@ -1,25 +1,25 @@
 package com.pixelized.server.lwa.model.character
 
-import com.pixelized.shared.lwa.characterStorePath
 import com.pixelized.shared.lwa.model.characterSheet.CharacterSheet
 import com.pixelized.shared.lwa.model.characterSheet.CharacterSheetJson
 import com.pixelized.shared.lwa.model.characterSheet.CharacterSheetJsonFactory
+import com.pixelized.shared.lwa.utils.PathProvider
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.launch
-import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import java.io.File
 import java.text.Collator
 
 class CharacterSheetStore(
+    private val pathProvider: PathProvider,
     private val factory: CharacterSheetJsonFactory,
     private val json: Json,
 ) {
-    private val directory = File(characterStorePath()).also { it.mkdirs() }
+    private val directory = File(pathProvider.characterStorePath()).also { it.mkdirs() }
     private val flow = MutableStateFlow<List<CharacterSheet>>(value = emptyList())
 
     init {
@@ -112,7 +112,7 @@ class CharacterSheetStore(
     }
 
     private fun characterSheetFile(id: String): File {
-        return File("${characterStorePath()}${id}.json")
+        return File("${pathProvider.characterStorePath()}${id}.json")
     }
 
     sealed class CharacterSheetStoreException(root: Exception) : Exception(root)
diff --git a/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/StorePath.kt b/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/StorePath.kt
deleted file mode 100644
index 9383029..0000000
--- a/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/StorePath.kt
+++ /dev/null
@@ -1,55 +0,0 @@
-package com.pixelized.shared.lwa
-
-enum class OperatingSystem(
-    val home: String = System.getProperty("user.home"),
-) {
-    Windows,
-    Macintosh;
-
-    companion object {
-        val current: OperatingSystem = run {
-            val name = System.getProperty("os.name")
-            when {
-                name.contains(other = "win", ignoreCase = true) -> Windows
-                name.contains(other = "mac", ignoreCase = true) -> Macintosh
-                else -> error("Unsupported operating system: $name")
-            }
-        }
-    }
-}
-
-fun storePath(
-    os: OperatingSystem = OperatingSystem.current,
-): String {
-    return when (os) {
-        OperatingSystem.Windows -> "${os.home}\\AppData\\Roaming\\Pixelized\\"
-        OperatingSystem.Macintosh -> "${os.home}/Library/Pixelized/"
-    }
-}
-
-fun characterStorePath(
-    os: OperatingSystem = OperatingSystem.current,
-): String {
-    return when (os) {
-        OperatingSystem.Windows -> "${storePath(os = os)}characters\\"
-        OperatingSystem.Macintosh -> "${storePath(os = os)}characters/"
-    }
-}
-
-fun campaignPath(
-    os: OperatingSystem = OperatingSystem.current,
-): String {
-    return when (os) {
-        OperatingSystem.Windows -> "${storePath(os = os)}campaign\\"
-        OperatingSystem.Macintosh -> "${storePath(os = os)}campaign/"
-    }
-}
-
-fun alterationsPath(
-    os: OperatingSystem = OperatingSystem.current,
-): String {
-    return when (os) {
-        OperatingSystem.Windows -> "${storePath(os = os)}alterations\\"
-        OperatingSystem.Macintosh -> "${storePath(os = os)}alterations/"
-    }
-}
\ No newline at end of file
diff --git a/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/model/characterSheet/CharacterSheetJsonFactory.kt b/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/model/characterSheet/CharacterSheetJsonFactory.kt
index bc9cc9f..c5c75da 100644
--- a/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/model/characterSheet/CharacterSheetJsonFactory.kt
+++ b/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/model/characterSheet/CharacterSheetJsonFactory.kt
@@ -111,7 +111,7 @@ class CharacterSheetJsonFactory(
                 CharacterSheetJsonV1.Skill(
                     id = it.id,
                     label = it.label,
-                    description = null,
+                    description = it.description,
                     base = it.base,
                     bonus = it.bonus,
                     level = it.level,
diff --git a/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/utils/OperatingSystem.kt b/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/utils/OperatingSystem.kt
new file mode 100644
index 0000000..4c4964f
--- /dev/null
+++ b/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/utils/OperatingSystem.kt
@@ -0,0 +1,19 @@
+package com.pixelized.shared.lwa.utils
+
+enum class OperatingSystem(
+    val home: String = System.getProperty("user.home"),
+) {
+    Windows,
+    Macintosh;
+
+    companion object {
+        val current: OperatingSystem = run {
+            val name = System.getProperty("os.name")
+            when {
+                name.contains(other = "win", ignoreCase = true) -> Windows
+                name.contains(other = "mac", ignoreCase = true) -> Macintosh
+                else -> error("Unsupported operating system: $name")
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/utils/PathProvider.kt b/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/utils/PathProvider.kt
new file mode 100644
index 0000000..6bd0036
--- /dev/null
+++ b/shared/src/commonMain/kotlin/com/pixelized/shared/lwa/utils/PathProvider.kt
@@ -0,0 +1,46 @@
+package com.pixelized.shared.lwa.utils
+
+class PathProvider(
+    private val operatingSystem: OperatingSystem = OperatingSystem.current,
+    private val appName: String,
+) {
+    fun storePath(
+        os: OperatingSystem = this.operatingSystem,
+        app: String = this.appName,
+    ): String {
+        return when (os) {
+            OperatingSystem.Windows -> "${os.home}\\AppData\\Roaming\\Pixelized\\$app\\"
+            OperatingSystem.Macintosh -> "${os.home}/Library/Pixelized/$app/"
+        }
+    }
+
+    fun characterStorePath(
+        os: OperatingSystem = this.operatingSystem,
+        app: String = this.appName,
+    ): String {
+        return when (os) {
+            OperatingSystem.Windows -> "${storePath(os = os, app = app)}characters\\"
+            OperatingSystem.Macintosh -> "${storePath(os = os, app = app)}characters/"
+        }
+    }
+
+    fun campaignPath(
+        os: OperatingSystem = this.operatingSystem,
+        app: String = this.appName,
+    ): String {
+        return when (os) {
+            OperatingSystem.Windows -> "${storePath(os = os, app = app)}campaign\\"
+            OperatingSystem.Macintosh -> "${storePath(os = os, app = app)}campaign/"
+        }
+    }
+
+    fun alterationsPath(
+        os: OperatingSystem = this.operatingSystem,
+        app: String = this.appName,
+    ): String {
+        return when (os) {
+            OperatingSystem.Windows -> "${storePath(os = os, app = app)}alterations\\"
+            OperatingSystem.Macintosh -> "${storePath(os = os, app = app)}alterations/"
+        }
+    }
+}