Update all dependencies to March 2026 versions

Major version bumps:
- AGP 8.7.3 → 9.1.0 (remove kotlin-android plugin, now built-in)
- Kotlin 2.0.21 → 2.3.20
- Gradle 8.9 → 9.4.0
- Compose BOM 2024.12.01 → 2026.03.00
- compileSdk/targetSdk 35 → 36

Library updates:
- core-ktx 1.15.0 → 1.18.0
- lifecycle 2.8.7 → 2.10.0
- activity-compose 1.9.3 → 1.13.0
- CameraX 1.4.1 → 1.5.1
- exifinterface 1.3.7 → 1.4.2

AGP 9 migration: removed org.jetbrains.kotlin.android plugin (Kotlin
support is now built into AGP), removed kotlinOptions block (JVM
target handled by compileOptions).

Bump version to 1.1.4.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

app/build.gradle.kts

@@ -2,7 +2,6 @@ import java.util.Properties
 
 plugins {
     alias(libs.plugins.android.application)
-    alias(libs.plugins.kotlin.android)
     alias(libs.plugins.kotlin.compose)
 }
 
@@ -25,7 +24,7 @@ val vCode = versionProperties["versionCode"].toString().toInt()
 
 android {
     namespace = "no.naiv.tiltshift"
-    compileSdk = 35
+    compileSdk = 36
 
     signingConfigs {
         create("release") {
@@ -42,7 +41,7 @@ android {
     defaultConfig {
         applicationId = "no.naiv.tiltshift"
         minSdk = 35
-        targetSdk = 35
+        targetSdk = 36
         versionCode = vCode
         versionName = "$vMajor.$vMinor.$vPatch"
 
@@ -70,10 +69,6 @@ android {
         targetCompatibility = JavaVersion.VERSION_17
     }
 
-    kotlinOptions {
-        jvmTarget = "17"
-    }
-
     buildFeatures {
         compose = true
     }