diff --git a/.gitignore b/.gitignore
index be4479d..458d04c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
+/.idea
 *.iml
 .gradle
 /local.properties
@@ -14,3 +15,5 @@
 .cxx
 local.properties
 /gradle/wrapper/gradle-wrapper.jar
+/app/release
+/signing_key.jks
diff --git a/app/build.gradle b/app/build.gradle
index a805721..7bc1735 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -6,13 +6,11 @@ plugins {
 }
 
 android {
-    compileSdkVersion 34
-    buildToolsVersion "34.0.0"
-
     defaultConfig {
         applicationId "kellerar.triliumdroid"
         minSdkVersion 26
-        targetSdkVersion 34
+        compileSdk 35
+        targetSdkVersion 35
         versionCode 1
         versionName "0.59.4"
 
@@ -28,6 +26,9 @@ android {
 
             buildConfigField "long", "TIMESTAMP", System.currentTimeMillis() + "L"
         }
+        debug {
+            applicationIdSuffix ".debug"
+        }
     }
     buildFeatures {
         viewBinding true
@@ -44,18 +45,17 @@ android {
 }
 
 dependencies {
-    implementation 'androidx.core:core-ktx:1.10.1'
-    def nav_version = "2.7.1"
+    def nav_version = "2.8.4"
 
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:1.8.20"
-    implementation 'androidx.core:core-ktx:1.10.1'
-    implementation 'androidx.appcompat:appcompat:1.6.1'
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:2.0.20"
+    implementation 'androidx.core:core-ktx:1.15.0'
+    implementation 'androidx.appcompat:appcompat:1.7.0'
     implementation "androidx.navigation:navigation-fragment-ktx:$nav_version"
     implementation "androidx.navigation:navigation-ui-ktx:$nav_version"
-    implementation "androidx.fragment:fragment-ktx:1.6.1"
-    implementation 'com.google.android.material:material:1.9.0'
+    implementation "androidx.fragment:fragment-ktx:1.8.5"
+    implementation 'com.google.android.material:material:1.12.0'
     implementation "androidx.preference:preference-ktx:1.2.1"
-    implementation "com.squareup.okhttp3:okhttp:4.10.0"
+    implementation "com.squareup.okhttp3:okhttp:4.12.0"
 
     implementation "org.wordpress:aztec:v1.7.0"
 
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 3700d8d..144940a 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -30,7 +30,7 @@
 
         <provider
             android:name=".TriliumFileProvider"
-            android:authorities="eu.fliegendewurst.fileprovider"
+            android:authorities="${applicationId}.provider"
             android:exported="false"
             android:grantUriPermissions="true">
             <meta-data
diff --git a/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/Cache.kt b/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/Cache.kt
index ea01bdb..4662ae6 100644
--- a/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/Cache.kt
+++ b/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/Cache.kt
@@ -965,23 +965,26 @@ object Cache {
 			// TODO: do something here
 		}
 
+		// see https://github.com/TriliumNext/Notes/tree/develop/db
+		// and https://github.com/TriliumNext/Notes/blob/develop/src/services/app_info.ts
 		companion object {
 			const val DATABASE_VERSION_0_59_4 = 213
 			const val DATABASE_VERSION_0_60_4 = 214
 			const val DATABASE_VERSION_0_61_5 = 225
 			const val DATABASE_VERSION_0_62_3 = 227
-			const val DATABASE_VERSION_0_63_3 = 228
+			const val DATABASE_VERSION_0_63_3 = 228 // same up to 0.90.12
 			const val SYNC_VERSION_0_59_4 = 29
 			const val SYNC_VERSION_0_60_4 = 29
 			const val SYNC_VERSION_0_62_3 = 31
 			const val SYNC_VERSION_0_63_3 = 32
+			const val SYNC_VERSION_0_90_12 = 33
 
 			const val DATABASE_VERSION = DATABASE_VERSION_0_63_3
 			const val DATABASE_NAME = "Document.db"
 
 			// sync version is largely irrelevant
-			const val SYNC_VERSION = SYNC_VERSION_0_63_3
-			const val APP_VERSION = "0.63.3"
+			const val SYNC_VERSION = SYNC_VERSION_0_90_12
+			const val APP_VERSION = "0.90.12"
 		}
 	}
 
diff --git a/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/MainActivity.kt b/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/MainActivity.kt
index 6d1a39b..3a7627a 100644
--- a/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/MainActivity.kt
+++ b/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/MainActivity.kt
@@ -334,7 +334,7 @@ class MainActivity : AppCompatActivity() {
 					f.writeBytes(note.content!!)
 					val contentUri = FileProvider.getUriForFile(
 						this@MainActivity,
-						"eu.fliegendewurst.fileprovider",
+						applicationContext.packageName + ".provider",
 						f.toFile()
 					)
 					clipData = ClipData.newRawUri("", contentUri)
diff --git a/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/SetupActivity.kt b/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/SetupActivity.kt
index 48bf37a..237b9f5 100644
--- a/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/SetupActivity.kt
+++ b/app/src/main/kotlin/eu/fliegendewurst/triliumdroid/SetupActivity.kt
@@ -8,6 +8,9 @@ import androidx.preference.PreferenceManager
 import eu.fliegendewurst.triliumdroid.databinding.ActivitySetupBinding
 
 class SetupActivity : AppCompatActivity() {
+	companion object {
+		private const val TAG: String = "SetupActivity"
+	}
 	private lateinit var binding: ActivitySetupBinding
 	private lateinit var prefs: SharedPreferences
 
@@ -20,7 +23,7 @@ class SetupActivity : AppCompatActivity() {
 		binding.password.setText(
 			prefs.getString(
 				"password",
-				"UNGHXdk0Ln22nDeIy98k4pDES9FBbrry8POEMMrkx4ovZLNyFGEDxCCE0yOHwP52riSTwCP5vhU7DbOkpdUOpelQJlJVwvA1u0k63pybca1yWBQFAFqEJ1NVT8iGDrIIdRmuVsod5v7gFQGRZCnxrtle3FHDUywufUNSROxrZfeT3gzqszsmn1yHFAJh6xqqSSKT6Ako9SqeDXmRIs8rfV8NmYom5Rur3TY4IlHxE2dKmldU9V7ii8vR9mNLHX4H"
+				""
 			)
 		)
 	}
@@ -52,7 +55,8 @@ class SetupActivity : AppCompatActivity() {
 			handler.post {
 				finish()
 			}
-		}, {
+		}, { error ->
+			Log.e(TAG, "failed to connect to server", error)
 			// TODO
 		})
 	}
diff --git a/build.gradle b/build.gradle
index a6bb933..746de74 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.1.2'
+        classpath 'com.android.tools.build:gradle:8.7.3'
         classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.8.20'
 
         // NOTE: Do not place your application dependencies here; they belong
@@ -19,8 +19,4 @@ allprojects {
         mavenCentral()
         maven { url "https://a8c-libs.s3.amazonaws.com/android" }
     }
-}
-
-task clean(type: Delete) {
-    delete rootProject.buildDir
 }
\ No newline at end of file
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index da1db5f..19cfad9 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists