Environment is Cachy OS running on a steam deck.
Running the app image prints
/tmp/.mount_pebl2.DlJILb/usr/pebl2/bin/pebl-launcher: error while loading shared libraries: libzip.so.4: cannot open shared object file: No such file or directory
Running ldd on the binary in the extracted squashfs-root prints
linux-vdso.so.1 (0x00007f1b65a28000)
libSDL2-2.0.so.0 => /usr/lib/libSDL2-2.0.so.0 (0x00007f1b657ef000)
libSDL2_image-2.0.so.0 => /usr/lib/libSDL2_image-2.0.so.0 (0x00007f1b657c0000)
libSDL2_net-2.0.so.0 => not found
libSDL2_ttf-2.0.so.0 => /usr/lib/libSDL2_ttf-2.0.so.0 (0x00007f1b657a2000)
libSDL2_gfx-1.0.so.0 => not found
libpng16.so.16 => /usr/lib/libpng16.so.16 (0x00007f1b65750000)
libSDL2_mixer-2.0.so.0 => /usr/lib/libSDL2_mixer-2.0.so.0 (0x00007f1b6570a000)
libcurl.so.4 => /usr/lib/libcurl.so.4 (0x00007f1b655d4000)
liblsl.so.2 => not found
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0x00007f1b65200000)
libm.so.6 => /usr/lib/libm.so.6 (0x00007f1b650fa000)
libgcc_s.so.1 => /usr/lib/libgcc_s.so.1 (0x00007f1b6559c000)
libc.so.6 => /usr/lib/libc.so.6 (0x00007f1b64e00000)
libjxl.so.0.11 => /usr/lib/libjxl.so.0.11 (0x00007f1b64600000)
libjpeg.so.8 => /usr/lib/libjpeg.so.8 (0x00007f1b64d15000)
libtiff.so.6 => /usr/lib/libtiff.so.6 (0x00007f1b6452e000)
libavif.so.16 => /usr/lib/libavif.so.16 (0x00007f1b65549000)
libwebpdemux.so.2 => /usr/lib/libwebpdemux.so.2 (0x00007f1b65540000)
libwebp.so.7 => /usr/lib/libwebp.so.7 (0x00007f1b6444a000)
libfreetype.so.6 => /usr/lib/libfreetype.so.6 (0x00007f1b6433b000)
libharfbuzz.so.0 => /usr/lib/libharfbuzz.so.0 (0x00007f1b641d9000)
libz.so.1 => /usr/lib/libz.so.1 (0x00007f1b650c2000)
libnghttp3.so.9 => /usr/lib/libnghttp3.so.9 (0x00007f1b65097000)
libngtcp2_crypto_ossl.so.0 => /usr/lib/libngtcp2_crypto_ossl.so.0 (0x00007f1b65531000)
libngtcp2.so.16 => /usr/lib/libngtcp2.so.16 (0x00007f1b64cb9000)
libnghttp2.so.14 => /usr/lib/libnghttp2.so.14 (0x00007f1b6506a000)
libidn2.so.0 => /usr/lib/libidn2.so.0 (0x00007f1b64c96000)
libssh2.so.1 => /usr/lib/libssh2.so.1 (0x00007f1b64183000)
libpsl.so.5 => /usr/lib/libpsl.so.5 (0x00007f1b65056000)
libssl.so.3 => /usr/lib/libssl.so.3 (0x00007f1b64073000)
libcrypto.so.3 => /usr/lib/libcrypto.so.3 (0x00007f1b63a00000)
libgssapi_krb5.so.2 => /usr/lib/libgssapi_krb5.so.2 (0x00007f1b639a3000)
libzstd.so.1 => /usr/lib/libzstd.so.1 (0x00007f1b63890000)
libbrotlidec.so.1 => /usr/lib/libbrotlidec.so.1 (0x00007f1b64c86000)
/lib64/ld-linux-x86-64.so.2 => /usr/lib64/ld-linux-x86-64.so.2 (0x00007f1b65a2a000)
libjxl_cms.so.0.11 => /usr/lib/libjxl_cms.so.0.11 (0x00007f1b63861000)
libhwy.so.1 => /usr/lib/libhwy.so.1 (0x00007f1b64063000)
libbrotlienc.so.1 => /usr/lib/libbrotlienc.so.1 (0x00007f1b63775000)
libdeflate.so.0 => /usr/lib/libdeflate.so.0 (0x00007f1b6375a000)
libjbig.so.2.1 => /usr/lib/libjbig.so.2.1 (0x00007f1b64053000)
liblzma.so.5 => /usr/lib/liblzma.so.5 (0x00007f1b63725000)
libyuv.so => /usr/lib/libyuv.so (0x00007f1b635e1000)
libsharpyuv.so.0 => /usr/lib/libsharpyuv.so.0 (0x00007f1b635d4000)
libdav1d.so.7 => /usr/lib/libdav1d.so.7 (0x00007f1b63200000)
librav1e.so.0.8 => /usr/lib/librav1e.so.0.8 (0x00007f1b62e00000)
libSvtAv1Enc.so.4 => /usr/lib/libSvtAv1Enc.so.4 (0x00007f1b62600000)
libaom.so.3 => /usr/lib/libaom.so.3 (0x00007f1b61c00000)
libbz2.so.1.0 => /usr/lib/libbz2.so.1.0 (0x00007f1b635c1000)
libglib-2.0.so.0 => /usr/lib/libglib-2.0.so.0 (0x00007f1b6343d000)
libgraphite2.so.3 => /usr/lib/libgraphite2.so.3 (0x00007f1b631dd000)
libunistring.so.5 => /usr/lib/libunistring.so.5 (0x00007f1b61a08000)
libkrb5.so.3 => /usr/lib/libkrb5.so.3 (0x00007f1b62d13000)
libk5crypto.so.3 => /usr/lib/libk5crypto.so.3 (0x00007f1b631aa000)
libcom_err.so.2 => /usr/lib/libcom_err.so.2 (0x00007f1b63437000)
libkrb5support.so.0 => /usr/lib/libkrb5support.so.0 (0x00007f1b6319c000)
libkeyutils.so.1 => /usr/lib/libkeyutils.so.1 (0x00007f1b63195000)
libresolv.so.2 => /usr/lib/libresolv.so.2 (0x00007f1b63180000)
libbrotlicommon.so.1 => /usr/lib/libbrotlicommon.so.1 (0x00007f1b6315b000)
libpcre2-8.so.0 => /usr/lib/libpcre2-8.so.0 (0x00007f1b62538000)
Environment is Cachy OS running on a steam deck.
Running the app image prints
Running ldd on the binary in the extracted squashfs-root prints