RA: added libbz2 (to be outsourced)

net.retrodeck.retrodeck.yml

@@ -197,6 +197,24 @@ modules:
         sha256: RASHAPLACEHOLDER
 
   # Not part of the offical RetroArch AppImage
+
+  # TODO: outsource me
+  - name: libbz2
+    no-autogen: true
+    make-args:
+      - --f=Makefile-libbz2_so
+      - PREFIX=${FLATPAK_DEST}
+    no-make-install: true
+    post-install: 
+      - mv libbz2.so.1.0.8 ${FLATPAK_DEST}/lib/
+      - ln -s ${FLATPAK_DEST}/lib/libbz2.so.1.0.8 ${FLATPAK_DEST}/lib/libbz2.so.1.0
+    sources:
+      - type: archive
+        url: https://sourceware.org/pub/bzip2/bzip2-1.0.8.tar.gz
+        sha256: ab5a03176ee106d3f0fa90e381da478ddae405918153cca248e682cd0c4a2269
+  
+  # TODO: If more are mising are here: https://github.com/flathub/org.libretro.RetroArch/tree/8c388bb84df63b3a2efb40dc3d8f78df7717059e/modules
+
   # retroarch-cores-nightly must be earlier than retroarch-cores as it will overwrite this cores with the stable ones
   - name: retroarch-cores-nightly
     buildsystem: simple