Initial: Claude config with agents, skills, commands, rules and scripts

skills/android-reverse.md

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+# Android Reverse Engineering Skill
+
+## Installed Tools
+- adb (Android Debug Bridge)
+- fastboot
+- apktool 2.11.1
+- jadx 1.4.7 (CLI and GUI)
+- apksigner
+- zipalign
+
+## Common Workflows
+
+### APK Analysis
+```bash
+# Decompile APK
+apktool d app.apk -o app_decompiled
+
+# Recompile APK
+apktool b app_decompiled -o app_modified.apk
+
+# Sign APK
+apksigner sign --ks keystore.jks app_modified.apk
+
+# Analyze with JADX GUI
+jadx-gui app.apk
+
+# Analyze with JADX CLI
+jadx -d output_dir app.apk
+```
+
+### ADB Commands
+```bash
+adb devices                        # List devices
+adb shell                          # Open shell
+adb install app.apk                # Install APK
+adb uninstall com.package.name     # Uninstall
+adb logcat                         # View logs
+adb pull /sdcard/file.txt .        # Download file
+adb push file.txt /sdcard/         # Upload file
+adb shell pm list packages         # List installed packages
+```
+
+### APK Modification
+```bash
+# Full workflow
+apktool d original.apk -o work_dir
+# ... modify smali/resources ...
+apktool b work_dir -o unsigned.apk
+zipalign -v 4 unsigned.apk aligned.apk
+apksigner sign --ks mykey.jks aligned.apk
+```
+
+## Tool Locations
+- apktool: /opt/tools/apktool
+- jadx: /opt/tools/jadx/bin/jadx
+- jadx-gui: /opt/tools/jadx/bin/jadx-gui
+
+## Security Notes
+- Always verify APK signatures before installation
+- Use isolated environment for unknown APKs
+- Be careful with modified APKs - they can bypass security