V1.0.46 oss (#253)

* add a UI trigger for demo annotations

* Implement internal link navigation

* Simplify bottom padding logic in `EpubReaderScreen` for vertical scroll mode

* Add support for Calibre metadata

* Implement advanced library management with Room-backed collections, tags, and smart rules.

* Display book series information in book details and remove tags from home screen

* Implement zoom reset functionality in PDF viewer

* Add a "Pages" thumbnail view to the PDF navigation drawer

* Implement jump-back navigation in PDF viewer

* MainViewModel: disable FolderSyncWorker, add log export, and enhance PDF position logging

* Replace Gson with Kotlin Serialization in SmartCollectionEngine

* Implement ONNX-based speech bubble detection

* Implement speech bubble detection in PDF viewer

* Implement "Smart Comic Zoom" feature for PDF manga/comic reading

* Implement reader session persistence and restoration in `MainViewModel`

* Add tap-to-turn page feature to PDF viewer

* Improve book cache management and recovery

* Refactor top overlay padding logic in `PdfViewerScreen`

* Implement stylus eraser support in PDF reader

* Refactor ReaderTextFormatPanel to use ModalBottomSheet and add new formatting controls

* Introduce a customizable horizontal margin setting for the EPUB reader

* Refine folder sync and metadata handling for better conflict resolution and stability.

* Introduce user-adjustable image scaling for the EPUB reader

* Use maxWidthPx as default width fallback for blocks

* Improve cross-page text selection and header styling in the paginated reader

* Refactor speech bubble detection and UI to support segmentation masks and interactive scaling

* Improve speech bubble detection masking and rendering quality

* Update ONNX speech bubble detector to use `.ort` model and optimize inference

* Improve pagination accuracy

* Implement hierarchical folder navigation for the library.

* Refactor library item layout for improved space efficiency

* Add support for browsing and downloading Google Fonts

* Persist library landing state and add shelf search functionality

* Fix base tts sample.

* Move SpeechBubbleDetector to main source set and update ONNX dependency

* Implement a "locate" feature and improve synchronization for TTS (Text-to-Speech) playback across EPUB and PDF readers.

* Refine TTS synchronization and voice management in the EPUB reader

* Adjust OCR checks for OSS flavor and optimize external dictionary intent flags

* Add "Locate" button to PDF drawer's pages tab and move the page number to bottom right of thumbnail

* fix various crashes

* Refactor SpeechBubbleDetector into product flavors

* Implement speech bubble detection caching and background prefetching

* Implement on-demand download for Bubble Zoom ML model

* Add smooth animation for PDF speech bubble expansion

* fixes #252

* hide Google Fonts option, in FontsScreen, for offline variant

* Bump version to 1.0.46(46)

app/src/main/res/drawable-nodpi/comic_bubble.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M440,157L357,240L240,240L240,357L157,440L240,523L240,640L357,640L440,723L540,623L708,708L622,541L723,440L640,357L640,240L523,240L440,157ZM440,44L556,160L720,160L720,324L836,440L720,556L835,782Q842,795 839,807.5Q836,820 828,828Q820,836 807.5,839Q795,842 782,835L556,720L440,836L324,720L160,720L160,556L44,440L160,324L160,160L324,160L440,44ZM440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440L440,440Z"/>
+</vector>

app/src/main/res/drawable-nodpi/pin_drop.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M480,659Q579,579 629.5,505Q680,431 680,366Q680,276 624,218Q568,160 480,160Q392,160 336,218Q280,276 280,366Q280,431 330.5,505Q381,579 480,659ZM480,760Q339,656 269.5,558Q200,460 200,366Q200,241 278,160.5Q356,80 480,80Q604,80 682,160.5Q760,241 760,366Q760,460 690.5,558Q621,656 480,760ZM480,440Q513,440 536.5,416.5Q560,393 560,360Q560,327 536.5,303.5Q513,280 480,280Q447,280 423.5,303.5Q400,327 400,360Q400,393 423.5,416.5Q447,440 480,440ZM200,880L200,800L760,800L760,880L200,880ZM480,360Q480,360 480,360Q480,360 480,360Q480,360 480,360Q480,360 480,360Q480,360 480,360Q480,360 480,360Q480,360 480,360Q480,360 480,360Z"/>
+</vector>

app/src/main/res/drawable-nodpi/tag.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M240,800L280,640L120,640L140,560L300,560L340,400L180,400L200,320L360,320L400,160L480,160L440,320L600,320L640,160L720,160L680,320L840,320L820,400L660,400L620,560L780,560L760,640L600,640L560,800L480,800L520,640L360,640L320,800L240,800ZM380,560L540,560L580,400L420,400L380,560Z"/>
+</vector>

app/src/main/res/drawable-nodpi/zoom_out.xml

@@ -0,0 +1,10 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="960"
+    android:viewportHeight="960"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M120,840L120,600L200,600L200,704L324,580L380,636L256,760L360,760L360,840L120,840ZM600,840L600,760L704,760L580,636L636,580L760,704L760,600L840,600L840,840L600,840ZM324,380L200,256L200,360L120,360L120,120L360,120L360,200L256,200L380,324L324,380ZM636,380L580,324L704,200L600,200L600,120L840,120L840,360L760,360L760,256L636,380Z"/>
+</vector>

app/src/main/res/values/font_certs.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <array name="com_google_android_gms_fonts_certs">
+        <item>@array/com_google_android_gms_fonts_certs_dev</item>
+        <item>@array/com_google_android_gms_fonts_certs_prod</item>
+    </array>
+    <string-array name="com_google_android_gms_fonts_certs_dev">
+        <item>
+            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</item>
+    </string-array>
+    <string-array name="com_google_android_gms_fonts_certs_prod">
+        <item>
+            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</item>
+    </string-array>
+</resources>

app/src/main/res/values/strings.xml

@@ -850,6 +850,9 @@
     <string name="label_font_size">Font Size</string>
     <string name="label_line_height">Line Height</string>
     <string name="label_paragraph_gap">Paragraph Gap</string>
+    <string name="label_image_size">Image Size</string>
+    <string name="label_horizontal_margin">Horizontal Margin</string>
+    <string name="label_none">None</string>
     <!-- Short label for the "Original" font option in the reader settings. "Orig" is an abbreviation. -->
     <string name="label_original">Orig</string>
     <!-- Typographic sample label shown in the font size picker — "Aa" represents text size visually. Do not translate. -->