diff --git a/Cargo.toml b/Cargo.toml
index 2ac50b4..a15e995 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,8 +19,8 @@ serde = "1.0.152"
 serde_derive = "1.0.152"
 quote = "1.0.27"
 cxx = "1.0.83"
-cxx-qt = "0.5.3"
-cxx-qt-lib = "0.5.3"
+cxx-qt = "0.5.2"
+cxx-qt-lib = "0.5.2"
 # home = "0.5.4"
 dirs = "5.0.0"
 diesel = { version = "2.0.3", features = ["sqlite"] }
@@ -32,7 +32,7 @@ youtube_dl = "0.8.0"
 # cxx-qt-build generates C++ code from the `#[cxx_qt::bridge]` module
 # and compiles it together with the Rust static library
 [build-dependencies]
-cxx-qt-build = "0.5.3"
+cxx-qt-build = "0.5.2"
 
 # [dependencies.confy]
 # features = ["yaml_conf"]
diff --git a/guix.scm b/guix.scm
new file mode 100644
index 0000000..8d3914e
--- /dev/null
+++ b/guix.scm
@@ -0,0 +1,89 @@
+
+(define-module (lumina)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages rust-apps)
+  #:use-module (gnu services)
+  #:use-module (guix gexp)
+  #:use-module (guix packages)
+  #:use-module (guix git-download)
+  #:use-module (guix build-system gnu)
+  #:use-module ((guix licenses) #:prefix license:))
+
+(define-public corrosion
+  (package
+    (name "corrosion")
+    (version (git-version "0.0.1" revision commit))
+    (source (origin ))
+    (build-system cmake-build-system)
+    (arguments `(#:phases
+                 (modify-phases %standard-phases
+                   (replace 'build
+                     (lambda* (#:key outputs #:allow-other-keys)
+                       (invoke "cmake" ""))))))
+    (inputs (list
+             clang
+             clang-toolchain
+             qtbase
+             qttools
+             qtquickcontrols2
+             qtx11extras
+             qtwayland
+             qtwebengine
+             kirigami
+             qqc2-desktop-style
+             karchive
+             mpv
+             ffmpeg
+             rust
+             ;; both of these need to be packaged yet
+             ;; corrosion is needed for build...
+             ;; corrosion
+             ;; rust-rustfmt
+             rust-clippy
+             rust-cargo
+             rust-analyzer))
+    (license license:gpl3+)
+    (home-page "idk")
+    (synopsis "A Church Presentation Application")
+    (description "idk")
+    ))
+
+(define-public lumina
+  ;; (let ((commit "62f19dba573b924703829847feb1bfee68885514")
+  ;;       (revision "0"))
+  (package
+    (name "lumina")
+    (version (git-version "0.0.1" revision commit))
+    (source source)
+    (build-system cmake-build-system)
+    (arguments `(#:phases
+                 (modify-phases %standard-phases
+                   (replace 'build
+                     (lambda* (#:key outputs #:allow-other-keys)
+                       (invoke "cmake" ""))))))
+    (inputs (list
+             clang
+             clang-toolchain
+             qtbase
+             qttools
+             qtquickcontrols2
+             qtx11extras
+             qtwayland
+             qtwebengine
+             kirigami
+             qqc2-desktop-style
+             karchive
+             mpv
+             ffmpeg
+             rust
+             ;; both of these need to be packaged yet
+             ;; corrosion is needed for build...
+             ;; corrosion
+             ;; rust-rustfmt
+             rust-clippy
+             rust-cargo
+             rust-analyzer))
+    (license license:gpl3+)
+    (home-page "idk")
+    (synopsis "A Church Presentation Application")
+    (description "idk")))
diff --git a/shell.nix b/shell.nix
index 1b84a9c..c804d1b 100644
--- a/shell.nix
+++ b/shell.nix
@@ -36,8 +36,7 @@ mkShell rec {
     libsForQt5.karchive
     # libsForQt5.kirigami-addons
     # libsForQt5.ki18n
-    libsForQt5.kcoreaddons
-    libsForQt5.sonnet
+    # libsForQt5.kcoreaddons
     # libsForQt5.kguiaddons
     # libsForQt5.kconfig
 
@@ -59,9 +58,12 @@ mkShell rec {
   #   lockFile = ./Cargo.lock;
   # };
 
-  RUST_BACKTRACE = 1;
+  RUST_BACKTRACE = "full";
   LIBCLANG_PATH = "${llvmPackages.libclang.lib}/lib";
+  CMAKE_C_COMPILER = "${gcc}/bin/gcc";
+  CMAKE_CXX_COMPILER = "${gcc}/bin/g++";
   # QT_SCALE_FACTOR = 1;
+
   # This creates the proper qt env so that plugins are found right.
   shellHook = ''
     setQtEnvironment=$(mktemp --suffix .setQtEnvironment.sh)