add picom package, implements #8

compositor/package/DEBIAN/control

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+Package: tooloop-compositor
+Version: 1.0.0
+Maintainer: Tooloop Multimedia
+Homepage: https://www.tooloop.de
+Section: tooloop/addon
+Architecture: all
+Name: picom Compositor
+Depends: picom
+Recommends: picom-conf
+Description: Installs the picom compositor for X11
+Thumbnail: picom-thumbnail.png

compositor/package/home/tooloop/.config/picom.conf

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+# Example with all options at
+# /usr/share/picom-conf/picom.conf.example
+
+
+#################################
+#       General Settings        #
+#################################
+
+# Specify the backend to use: `xrender`, `glx`, or `xr_glx_hybrid`.
+# `xrender` is the default one.
+#
+backend = "glx";
+# backend = "xrender";
+
+# Enable/disable VSync.
+# vsync = false
+vsync = true;
+
+# GLX backend: Avoid using stencil buffer, useful if you don't have a stencil buffer.
+# Might cause incorrect opacity when rendering transparent content (but never
+# practically happened) and may not work with blur-background.
+# My tests show a 15% performance boost. Recommended.
+#
+glx-no-stencil = true;
+
+# GLX backend: Avoid rebinding pixmap on window damage.
+# Probably could improve performance on rapid window content changes,
+# but is known to break things on some drivers (LLVMpipe, xf86-video-intel, etc.).
+# Recommended if it works.
+#
+glx-no-rebind-pixmap = false;
+
+# Use X Sync fence to sync clients' draw calls, to make sure all draw
+# calls are finished before picom starts drawing. Needed on nvidia-drivers
+# with GLX backend for some users.
+#
+# xrender-sync-fence = false;
+
+# Set the log level. Possible values are:
+#  "trace", "debug", "info", "warn", "error"
+# in increasing level of importance. Case doesn't matter.
+# If using the "TRACE" log level, it's better to log into a file
+# using *--log-file*, since it can generate a huge stream of logs.
+#
+# log-level = "debug"
+log-level = "warn";
+
+# Set the log file.
+# If *--log-file* is never specified, logs will be written to stderr.
+# Otherwise, logs will to written to the given file, though some of the early
+# logs might still be written to the stderr.
+# When setting this option from the config file, it is recommended to use an absolute path.
+#
+log-file = "/assets/logs/picom.log"
+
+# Show all X errors (for debugging)
+# show-all-xerrors = false