diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 450937a3..69070c12 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -4,7 +4,13 @@ on:
   push:
     branches:
       - master
-      - flatpak # TODO: Remove after testing
+      - flatpak
+
+env:
+  APP_ID: org.legoisland.Isle
+  APT_CACHE_DIRS: |
+    /var/cache/apt/
+    /var/lib/apt/lists/
 
 jobs:
   build:
@@ -40,11 +46,20 @@ jobs:
             ${{ matrix.msys-env }}-clang-tools-extra
             ${{ (matrix.config && format('{0}-qt6-base', matrix.msys-env)) || '' }}
 
+        # Get a small speed up by caching APT repo data between runs
+        # `apt update` should now only run a full update if the cache is out of date
+      - name: Cache APT data
+        uses: actions/cache@v4
+        if: ${{ matrix.linux }}
+        with:
+          path: ${{ env.APT_CACHE_DIRS }}
+          key: apt-${{ runner.arch }}
+
       - name: Install Linux dependencies (apt-get)
         if: ${{ matrix.linux }}
         run: |
-          sudo apt-get update
-          sudo apt-get install -y \
+          sudo apt update
+          sudo apt install -y \
             libx11-dev libxext-dev libxrandr-dev libxrender-dev libxfixes-dev libxi-dev libxinerama-dev \
             libxcursor-dev libwayland-dev libxkbcommon-dev wayland-protocols libgl1-mesa-dev libglew-dev qt6-base-dev \
             libasound2-dev
@@ -96,9 +111,6 @@ jobs:
     name: "Flatpak (${{ matrix.arch }})"
     runs-on: ${{ matrix.os }}
 
-    env:
-      APP_ID: pizza.isle.Isle
-
     strategy:
       fail-fast: false
       matrix:
diff --git a/BUILD_DEPS.md b/BUILD_DEPS.md
deleted file mode 100644
index 78037a7d..00000000
--- a/BUILD_DEPS.md
+++ /dev/null
@@ -1,25 +0,0 @@
-# Platform-Specific Build Dependencies
-
-## Linux
-
-### Fedora (42+)
-
-- alsa-lib-devel
-- qt6-qtbase-devel
-- pipewire-devel
-- libwayland-client
-- libwayland-cursor
-- libwayland-egl
-- mesa-libEGL-devel
-- libxkbcommon-devel
-- libusb1-devel
-- libvorbis-devel
-- opusfile-devel
-
-Full install command:
-
-```bash
-dnf install alsa-lib-devel qt6-qtbase-devel pipewire-devel \
-  libwayland-client libwayland-cursor libwayland-egl mesa-libEGL-devel \
-  libxkbcommon-devel libusb1-devel libvorbis-devel opusfile-devel
-```
diff --git a/packaging/CMakeLists.txt b/packaging/CMakeLists.txt
index b8917d1f..2e7162f9 100644
--- a/packaging/CMakeLists.txt
+++ b/packaging/CMakeLists.txt
@@ -1,5 +1,5 @@
-set(APP_ID "pizza.isle.Isle")
-set(APP_NAME "Isle Decomp")
+set(APP_ID "org.legoisland.Isle")
+set(APP_NAME "Isle Portable")
 set(APP_SUMMARY "Portable version of the LEGO Island Decompilation Project")
 set(APP_SPDX "LGPL-3.0-or-later")
 set(QT_VERSION 6.8)
diff --git a/packaging/linux/CMakeLists.txt b/packaging/linux/CMakeLists.txt
index 014d7fe3..752c402b 100644
--- a/packaging/linux/CMakeLists.txt
+++ b/packaging/linux/CMakeLists.txt
@@ -1,8 +1,8 @@
 # Injects the required variables into the Desktop and MetaInfo files
-configure_file(isle_decomp.desktop.in "${APP_ID}.desktop" @ONLY)
-configure_file(isle_decomp.metainfo.xml.in "${APP_ID}.metainfo.xml" @ONLY)
+configure_file(isledecomp.desktop.in "${APP_ID}.desktop" @ONLY)
+configure_file(isledecomp.metainfo.xml.in "${APP_ID}.metainfo.xml" @ONLY)
 
 # Injects the required variables into the Flatpak manifest
 if (CONFIGURE_FLATPAK)
-    configure_file(flatpak/manifest.json.in "${APP_ID}.json" ESCAPE_QUOTES @ONLY)
+    configure_file(flatpak/isledecomp.manifest.json.in "${APP_ID}.json" ESCAPE_QUOTES @ONLY)
 endif()
\ No newline at end of file
diff --git a/packaging/linux/flatpak/install_desktop_assets.sh b/packaging/linux/flatpak/install_desktop_assets.sh
new file mode 100755
index 00000000..d91c3ac3
--- /dev/null
+++ b/packaging/linux/flatpak/install_desktop_assets.sh
@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+# Install Desktop assets and Icons in a Flatpak build environment
+
+APP_ID=$1
+
+# Set up main constants
+ICON_INSTALL_DIR="${FLATPAK_DEST}/share/icons/hicolor"
+ICON_SIZES=(64 128) # TODO: Figure out why only the first element is being checked
+
+# Rename and install SVG icon
+mv icons/isle.svg "icons/${APP_ID}.svg"
+install -Dm0644 "icons/${APP_ID}.svg" -t "${ICON_INSTALL_DIR}/scalable/apps/"
+
+# Rename and install optional PNG icons
+for size in $ICON_SIZES; do
+    icon="icons/${APP_ID}_${size}.png"
+    if [ ! -f "${icon}" ]; then
+        # Skip if icon doesn't exist
+        echo "\"${icon}\" not present. Skipping..."
+        continue
+    fi
+    mv "${icon}" "icons/${APP_ID}.png"
+
+    icon="icons/${APP_ID}.png"
+    size_sq="${size}x${size}"
+    target_dir="${ICON_INSTALL_DIR}/${size_sq}/apps/"
+
+    mkdir -p "${target_dir}"
+    install -Dm0644 "${icon}" -t "${target_dir}"
+    echo "Installed ${size_sq} icon"
+done
+
+# Install Desktop file and AppStream data
+install -Dm0644 "${APP_ID}.desktop" -t "${FLATPAK_DEST}/share/applications/"
+install -Dm0644 "${APP_ID}.metainfo.xml" -t "${FLATPAK_DEST}/share/metainfo/"
diff --git a/packaging/linux/flatpak/manifest.json.in b/packaging/linux/flatpak/isledecomp.manifest.json.in
similarity index 89%
rename from packaging/linux/flatpak/manifest.json.in
rename to packaging/linux/flatpak/isledecomp.manifest.json.in
index a3d56f2d..63c310c2 100644
--- a/packaging/linux/flatpak/manifest.json.in
+++ b/packaging/linux/flatpak/isledecomp.manifest.json.in
@@ -84,9 +84,9 @@
             "buildsystem": "simple",
             "sources": [
                 {
-                    "type": "file",
-                    "dest-filename": "@APP_ID@.svg",
-                    "path": "@CMAKE_CURRENT_SOURCE_DIR@/../icons/isle.svg"
+                    "type": "dir",
+                    "dest": "icons",
+                    "path": "@CMAKE_CURRENT_SOURCE_DIR@/../icons/"
                 },
                 {
                     "type": "file",
@@ -95,12 +95,16 @@
                 {
                     "type": "file",
                     "path": "./@APP_ID@.metainfo.xml"
+                },
+                {
+                    "type": "file",
+                    "path": "@CMAKE_CURRENT_SOURCE_DIR@/flatpak/install_desktop_assets.sh",
+                    "dest-filename": "fp_install.sh"
                 }
             ],
             "build-commands": [
-                "install -Dm0644 @APP_ID@.svg -t ${FLATPAK_DEST}/share/icons/hicolor/scalable/apps/",
-                "install -Dm0644 @APP_ID@.desktop -t ${FLATPAK_DEST}/share/applications/",
-                "install -Dm0644 @APP_ID@.metainfo.xml -t ${FLATPAK_DEST}/share/metainfo/"
+                "chmod +x ./fp_install.sh",
+                "./fp_install.sh @APP_ID@"
             ]
         }
     ]
diff --git a/packaging/linux/isle_decomp.desktop.in b/packaging/linux/isledecomp.desktop.in
similarity index 100%
rename from packaging/linux/isle_decomp.desktop.in
rename to packaging/linux/isledecomp.desktop.in
diff --git a/packaging/linux/isle_decomp.metainfo.xml.in b/packaging/linux/isledecomp.metainfo.xml.in
similarity index 91%
rename from packaging/linux/isle_decomp.metainfo.xml.in
rename to packaging/linux/isledecomp.metainfo.xml.in
index 74b66083..08159cf2 100644
--- a/packaging/linux/isle_decomp.metainfo.xml.in
+++ b/packaging/linux/isledecomp.metainfo.xml.in
@@ -18,6 +18,8 @@
   </developer>
 
   <url type="homepage">https://github.com/isledecomp/isle-portable</url>
+  <url type="contribute">https://github.com/isledecomp/isle-portable/blob/master/CONTRIBUTING.md</url>
+  <url type="vcs-browser">https://github.com/isledecomp/isle-portable/tree/master</url>
   <url type="bugtracker">https://github.com/isledecomp/isle-portable/issues</url>
 
   <metadata_license>MIT</metadata_license>
@@ -81,6 +83,6 @@
   </keywords>
 
   <releases>
-    <release version="@PROJECT_VERSION@-@GIT_HASH@" type="development" date="@BUILD_DATE@"/>
+    <release version="@PROJECT_VERSION@+@GIT_HASH@" type="development" date="@BUILD_DATE@"/>
   </releases>
 </component>
\ No newline at end of file