add room as dependency

DBTApp/.idea/codeStyles/Project.xml

@@ -1,5 +1,8 @@
 <component name="ProjectCodeStyleConfiguration">
   <code_scheme name="Project" version="173">
+    <JetCodeStyleSettings>
+      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
+    </JetCodeStyleSettings>
     <codeStyleSettings language="XML">
       <option name="FORCE_REARRANGE_MODE" value="1" />
       <indentOptions>
@@ -113,5 +116,8 @@
         </rules>
       </arrangement>
     </codeStyleSettings>
+    <codeStyleSettings language="kotlin">
+      <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
+    </codeStyleSettings>
   </code_scheme>
 </component>

DBTApp/app/build.gradle.kts

@@ -2,6 +2,7 @@ plugins {
     alias(libs.plugins.android.application)
     alias(libs.plugins.kotlin.android)
     alias(libs.plugins.compose.compiler)
+    id("com.google.devtools.ksp")
 }
 
 android {
@@ -70,6 +71,12 @@ dependencies {
     //Compose navigation
     implementation(libs.androidx.navigation.compose)
 
+    //room (for AppDatabase)
+    implementation(libs.room.runtime)
+    ksp(libs.androidx.room.compiler)
+    implementation(libs.androidx.room.ktx)
+
+
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.appcompat)
     implementation(libs.material)

DBTApp/build.gradle.kts

@@ -3,4 +3,5 @@ plugins {
     alias(libs.plugins.android.application) apply false
     alias(libs.plugins.kotlin.android) apply false
     alias(libs.plugins.compose.compiler) apply false
+    id("com.google.devtools.ksp") version "2.0.21-1.0.27" apply false
 }

DBTApp/gradle/libs.versions.toml

@@ -9,6 +9,9 @@ espressoCore = "3.6.1"
 appcompat = "1.7.0"
 material = "1.12.0"
 navigationCompose = "2.9.0"
+roomCompiler = "2.7.1"
+roomKtx = "2.7.1"
+roomRuntime = "2.7.1"
 
 [libraries]
 androidx-activity-compose = { module = "androidx.activity:activity-compose", version.ref = "activityCompose" }
@@ -18,6 +21,9 @@ androidx-material-icons-core = { module = "androidx.compose.material:material-ic
 androidx-material-icons-extended = { module = "androidx.compose.material:material-icons-extended" }
 androidx-material3 = { module = "androidx.compose.material3:material3" }
 androidx-navigation-compose = { module = "androidx.navigation:navigation-compose", version.ref = "navigationCompose" }
+androidx-room-compiler = { module = "androidx.room:room-compiler", version.ref = "roomCompiler" }
+androidx-room-ktx = { module = "androidx.room:room-ktx", version.ref = "roomKtx" }
+androidx-room-runtime = { module = "androidx.room:room-runtime" }
 androidx-ui-test-manifest = { module = "androidx.compose.ui:ui-test-manifest" }
 androidx-ui-test-junit4 = { module = "androidx.compose.ui:ui-test-junit4" }
 androidx-ui-tooling = { module = "androidx.compose.ui:ui-tooling" }
@@ -27,6 +33,7 @@ androidx-junit = { group = "androidx.test.ext", name = "junit", version.ref = "j
 androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "espressoCore" }
 androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "appcompat" }
 material = { group = "com.google.android.material", name = "material", version.ref = "material" }
+room-runtime = { module = "androidx.room:room-runtime", version.ref = "roomRuntime" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }