wallpapers: remove duplicate and postmarketos wallpapers

scripts/apply-bananarchy-overlay.sh

@@ -127,7 +127,12 @@ rm -rf \
   "$TARGET_ROOTFS/etc/skel/.config/sxmo/sway" \
   "$TARGET_ROOTFS/home/user/.bantam.cfg" \
   "$TARGET_ROOTFS/etc/skel/.bantam.cfg" \
-  "$TARGET_ROOTFS/root/.bantam.cfg"
+  "$TARGET_ROOTFS/root/.bantam.cfg" \
+  "$TARGET_ROOTFS/usr/share/wallpapers/postmarketos" \
+  "$TARGET_ROOTFS/usr/share/wallpapers/postmarketos.jpg" \
+  "$TARGET_ROOTFS/usr/share/wallpapers/bananarchy.jpg" \
+  "$TARGET_ROOTFS/usr/share/wallpapers/bananarchy-240x240.png" \
+  "$TARGET_ROOTFS/usr/share/wallpapers/bananarchy-landscape.png"
 mkdir -p "$TARGET_ROOTFS/var/lib/tinydm"
 ln -sf /usr/share/xsessions/sxmo.desktop "$TARGET_ROOTFS/var/lib/tinydm/default-session.desktop"
 

src/dwm-plugins/wallpapers_plugin.cpp

@@ -93,12 +93,37 @@ void scanWallpaperDir(const std::string& dirPath,
 
   for (const auto& name : names) {
     if (!isWallpaperExt(name)) continue;
+    std::string lowerName = toLowerStr(name);
+    if (lowerName.rfind("postmarketos", 0) == 0 ||
+        lowerName == "bananarchy-240x240.png" ||
+        lowerName == "bananarchy-landscape.png") {
+      continue;
+    }
     std::string fullPath = dirPath + "/" + name;
     struct stat st {};
     if (::stat(fullPath.c_str(), &st) != 0 || !S_ISREG(st.st_mode)) continue;
+    std::string disp = prettifyWallpaperName(name);
+    bool isPng = lowerName.size() >= 4 &&
+                 lowerName.substr(lowerName.size() - 4) == ".png";
+
+    bool replacedOrSkipped = false;
+    for (auto& existing : out) {
+      if (existing.sourceTag == sourceTag &&
+          toLowerStr(existing.displayName) == toLowerStr(disp)) {
+        if (isPng) {
+          existing.path = fullPath;
+          existing.displayName = disp;
+          existing.sizeBytes = st.st_size;
+        }
+        replacedOrSkipped = true;
+        break;
+      }
+    }
+    if (replacedOrSkipped) continue;
+
     WallpaperEntry e;
     e.path = fullPath;
-    e.displayName = prettifyWallpaperName(name);
+    e.displayName = disp;
     e.sourceTag = sourceTag;
     e.sizeBytes = st.st_size;
     out.push_back(e);