feat: create :widgets module

- First step of widget module extraction. Creates :widgets and moves three files that have no dependencies on the :AnkiDroid module
- Id.kt (AppWidgetId/AppWidgetIds value classes + AppWidgetManager extensions)
- cardanalysis/CardAnalysisWidgetPreferences.kt
- deckpicker/DeckPickerWidgetPreferences.kt

Author: criticalAY

AnkiDroid/build.gradle

@@ -441,6 +441,7 @@ dependencies {
     implementation project(":compat")
     implementation project(":libanki")
     implementation project(":vbpd")
+    implementation project(":widgets")
 
     implementation(libs.google.analytics.kt)
 

settings.gradle.kts

@@ -28,4 +28,5 @@ include(
     ":libanki",
     ":lint-rules",
     ":vbpd",
+    ":widgets",
 )

widgets/build.gradle.kts

@@ -0,0 +1,19 @@
+// SPDX-FileCopyrightText: 2026 Ashish Yadav <mailtoashish693@gmail.com>
+// SPDX-License-Identifier: GPL-3.0-or-later
+import com.android.build.api.dsl.LibraryExtension
+
+plugins {
+    id("ankidroid.android.library")
+}
+
+configure<LibraryExtension> {
+    namespace = "com.ichi2.anki.widgets"
+}
+
+dependencies {
+    implementation(project(":libanki"))
+
+    implementation(libs.androidx.annotation)
+    implementation(libs.androidx.core.ktx)
+    implementation(libs.jakewharton.timber)
+}

widgets/src/main/AndroidManifest.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest>
+
+</manifest>