diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..ce70b78
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,32 @@
+# Changelog
+
+## [1.7.4] - 2025-12-23
+
+### Added
+- Permisos completos de Android en AndroidManifest.xml:
+  - INTERNET, ACCESS_NETWORK_STATE
+  - CAMERA, RECORD_AUDIO
+  - ACCESS_FINE_LOCATION, ACCESS_COARSE_LOCATION
+  - READ_MEDIA_IMAGES/VIDEO/AUDIO (Android 13+)
+  - READ_EXTERNAL_STORAGE (Android ≤12)
+- Configuración `android:usesCleartextTraffic="true"` para HTTP
+
+### Build Info
+- Flutter 3.38.5 (stable)
+- Dart 3.10.4
+- Java OpenJDK 17.0.17
+- APK Size: 49 MB
+- SHA-256: `7f57bee3edec7342d6ca78d789704fec3827e3bf85f11ac362dcbacc8371ef1a`
+
+## [1.0.0] - 2025-12-21
+
+### Added
+- Release inicial
+- 5 pantallas: Captura, Etiquetas, Packs, Pendientes, Config
+- Arquitectura Clean con BLoC
+- Soporte offline con cola de reintentos
+- Integración con backend via API REST
+- Sistema de etiquetas desde bibliotecas remotas
+- Captura multimedia (fotos, video, audio, archivos)
+- GPS location
+- Hash SHA-256 para contenedores
diff --git a/android/app/src/main/AndroidManifest.xml b/android/app/src/main/AndroidManifest.xml
index cb22608..65f084b 100644
--- a/android/app/src/main/AndroidManifest.xml
+++ b/android/app/src/main/AndroidManifest.xml
@@ -1,8 +1,29 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <!-- Network permissions -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+
+    <!-- Camera and audio permissions -->
+    <uses-permission android:name="android.permission.CAMERA"/>
+    <uses-permission android:name="android.permission.RECORD_AUDIO"/>
+
+    <!-- Location permissions -->
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
+    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
+
+    <!-- Media permissions for Android 13+ (API 33+) -->
+    <uses-permission android:name="android.permission.READ_MEDIA_IMAGES"/>
+    <uses-permission android:name="android.permission.READ_MEDIA_VIDEO"/>
+    <uses-permission android:name="android.permission.READ_MEDIA_AUDIO"/>
+
+    <!-- Storage permission for Android 12 and below -->
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" android:maxSdkVersion="32"/>
+
     <application
         android:label="packet"
         android:name="${applicationName}"
-        android:icon="@mipmap/ic_launcher">
+        android:icon="@mipmap/ic_launcher"
+        android:usesCleartextTraffic="true">
         <activity
             android:name=".MainActivity"
             android:exported="true"
@@ -12,10 +33,6 @@
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
             android:hardwareAccelerated="true"
             android:windowSoftInputMode="adjustResize">
-            <!-- Specifies an Android theme to apply to this Activity as soon as
-                 the Android process has started. This theme is visible to the user
-                 while the Flutter UI initializes. After that, this theme continues
-                 to determine the Window background behind the Flutter UI. -->
             <meta-data
               android:name="io.flutter.embedding.android.NormalTheme"
               android:resource="@style/NormalTheme"
@@ -25,17 +42,10 @@
                 <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
         </activity>
-        <!-- Don't delete the meta-data below.
-             This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
         <meta-data
             android:name="flutterEmbedding"
             android:value="2" />
     </application>
-    <!-- Required to query activities that can process text, see:
-         https://developer.android.com/training/package-visibility and
-         https://developer.android.com/reference/android/content/Intent#ACTION_PROCESS_TEXT.
-
-         In particular, this is used by the Flutter engine in io.flutter.plugin.text.ProcessTextPlugin. -->
     <queries>
         <intent>
             <action android:name="android.intent.action.PROCESS_TEXT"/>
diff --git a/docs/BUILD-v1.7.4.md b/docs/BUILD-v1.7.4.md
new file mode 100644
index 0000000..3252bed
--- /dev/null
+++ b/docs/BUILD-v1.7.4.md
@@ -0,0 +1,151 @@
+# Packet v1.7.4 - Build Report
+
+**Fecha:** 2025-12-23  
+**Compilado por:** Claude Code  
+**Plataforma:** macOS Darwin 25.1.0
+
+## Artefacto
+
+| Campo | Valor |
+|-------|-------|
+| Archivo | `packet-v1.7.4.apk` |
+| Tamaño | 49 MB |
+| SHA-256 | `7f57bee3edec7342d6ca78d789704fec3827e3bf85f11ac362dcbacc8371ef1a` |
+| Firmado | Debug keys |
+
+## Entorno de Compilación
+
+### Flutter
+| Componente | Versión |
+|------------|---------|
+| Flutter | 3.38.5 (stable) |
+| Dart | 3.10.4 |
+| DevTools | 2.51.1 |
+| Engine | c108a94d7a |
+
+### Android
+| Componente | Valor |
+|------------|-------|
+| Java | OpenJDK 17.0.17 |
+| Package Name | `me.tzzr.packet` |
+| Label | packet |
+
+## Permisos Android
+
+```xml
+<!-- Network -->
+<uses-permission android:name="android.permission.INTERNET"/>
+<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
+
+<!-- Camera and Audio -->
+<uses-permission android:name="android.permission.CAMERA"/>
+<uses-permission android:name="android.permission.RECORD_AUDIO"/>
+
+<!-- Location -->
+<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
+<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
+
+<!-- Media (Android 13+ / API 33+) -->
+<uses-permission android:name="android.permission.READ_MEDIA_IMAGES"/>
+<uses-permission android:name="android.permission.READ_MEDIA_VIDEO"/>
+<uses-permission android:name="android.permission.READ_MEDIA_AUDIO"/>
+
+<!-- Storage (Android 12 and below) -->
+<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" 
+                 android:maxSdkVersion="32"/>
+```
+
+**Configuración adicional:**
+```xml
+<application android:usesCleartextTraffic="true">
+```
+
+## Dependencias
+
+### Runtime
+| Paquete | Versión | Propósito |
+|---------|---------|-----------|
+| flutter_bloc | ^9.0.0 | State management |
+| equatable | ^2.0.7 | Value equality |
+| sqflite | ^2.4.2 | SQLite local DB |
+| path_provider | ^2.1.5 | File paths |
+| dio | ^5.7.0 | HTTP client |
+| crypto | ^3.0.6 | SHA-256 hashing |
+| image_picker | ^1.1.2 | Captura fotos/video |
+| record | ^6.0.0 | Grabación audio |
+| file_picker | ^8.1.7 | Selección archivos |
+| geolocator | ^13.0.2 | GPS location |
+| permission_handler | ^11.4.0 | Runtime permissions |
+| uuid | ^4.5.1 | UUID generation |
+| intl | ^0.20.2 | Internacionalización |
+| cached_network_image | ^3.4.1 | Cache de imágenes |
+
+### Dev
+| Paquete | Versión |
+|---------|---------|
+| flutter_test | SDK |
+| flutter_lints | ^6.0.0 |
+
+## Estructura del Proyecto
+
+```
+lib/                          (3,505 líneas Dart)
+├── main.dart                 # Entry point
+├── core/
+│   ├── constants/            # AppConstants, RetryDelays
+│   ├── errors/               # Excepciones
+│   ├── utils/                # hash_utils, retry_utils
+│   └── theme/                # AppTheme
+├── data/
+│   ├── datasources/          # BackendApi, BibliotecaApi, LocalDatabase
+│   └── repositories/         # Config, Etiqueta, Contenedor repos
+├── domain/
+│   └── entities/             # Contenedor, Etiqueta, Pack, Destino
+└── presentation/
+    ├── app.dart              # PacketApp, MainScreen
+    ├── bloc/                 # Cubits
+    ├── pages/                # 5 pantallas
+    └── widgets/              # Componentes
+```
+
+## Pantallas
+
+| # | Pantalla | Icono | Función |
+|---|----------|-------|---------|
+| 1 | Captura | 📷 | Montar contenedor multimedia |
+| 2 | Etiquetas | 🏷️ | Seleccionar tags |
+| 3 | Packs | 📦 | Conjuntos de etiquetas |
+| 4 | Pendientes | ⏳ | Cola de reintentos (máx 20) |
+| 5 | Config | ⚙️ | URLs, llaves, bibliotecas |
+
+## Constantes
+
+| Constante | Valor |
+|-----------|-------|
+| maxPendientes | 20 |
+| maxReintentos | 20 |
+| hashLength | 64 (SHA-256) |
+| chunkSize | 512 KB |
+| httpTimeout | 30s |
+| retryCheckInterval | 30s |
+
+## Backoff de Reintentos (72h total)
+
+| Rango | Espera |
+|-------|--------|
+| 1-3 | 1, 2, 5 min |
+| 4-6 | 10, 20, 30 min |
+| 7-10 | 1, 2, 3, 4 h |
+| 11-14 | 5, 6, 6, 6 h |
+| 15-19 | 8, 8, 8, 8, 6 h |
+| 20 | STOP |
+
+## Comandos de Build
+
+```bash
+export JAVA_HOME=/opt/homebrew/opt/openjdk@17/libexec/openjdk.jdk/Contents/Home
+cd /tmp/packet-app
+flutter clean
+flutter build apk --release
+cp build/app/outputs/flutter-apk/app-release.apk ~/Downloads/packet-v1.7.4.apk
+```