Fix doubled photos: /sdcard is a symlink to /storage/emulated/0

Scanning both paths listed every photo twice. Now only scan
/storage/emulated/0/DCIM which is the canonical path.

src/main/kotlin/com/bolenpad/photophetch/device/AndroidConnector.kt

@@ -27,9 +27,8 @@ class AndroidConnector(
     // Directories on Android that contain camera-roll originals.
     // Used as fallback if dynamic DCIM discovery finds nothing.
     private val fallbackCameraDirs = listOf(
-        "/sdcard/DCIM/Camera",
-        "/sdcard/DCIM/100ANDRO",
-        "/sdcard/Pictures/Camera",
+        "/storage/emulated/0/DCIM/Camera",
+        "/storage/emulated/0/Pictures/Camera",
     )
 
     // Photo/video extensions to include
@@ -66,8 +65,9 @@ class AndroidConnector(
         val serial = requireSerial(device)
         val photos = mutableListOf<PhonePhoto>()
 
-        // Dynamically discover all subdirectories under DCIM on common storage paths
-        val dcimRoots = listOf("/sdcard/DCIM", "/storage/emulated/0/DCIM")
+        // /sdcard is a symlink to /storage/emulated/0 on most Android devices.
+        // Scan only /storage/emulated/0/DCIM to avoid listing every photo twice.
+        val dcimRoots = listOf("/storage/emulated/0/DCIM")
         val cameraDirs = mutableListOf<String>()
 
         for (root in dcimRoots) {
@@ -80,7 +80,6 @@ class AndroidConnector(
         }
 
         // Also check Pictures/Camera (some Samsung models store there)
-        cameraDirs.add("/sdcard/Pictures/Camera")
         cameraDirs.add("/storage/emulated/0/Pictures/Camera")
 
         // Fall back to hardcoded list if dynamic discovery found nothing