feat(modules): add graphic design, video editing, and audio app modules

Add separate install modules for GIMP, Inkscape, Krita, Kdenlive, OpenShot,
Shotcut, Audacity, LMMS, Ardour, Mixxx, and Cecilia.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

setup/modules/optional-Modules/apps/ardour.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed ardour

setup/modules/optional-Modules/apps/audacity.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed audacity

setup/modules/optional-Modules/apps/cecilia.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+yay -S --answerdiff None --answerclean All --noconfirm cecilia

setup/modules/optional-Modules/apps/gimp.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed gimp

setup/modules/optional-Modules/apps/inkscape.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed inkscape

setup/modules/optional-Modules/apps/kdenlive.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed kdenlive

setup/modules/optional-Modules/apps/krita.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed krita

setup/modules/optional-Modules/apps/lmms.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed lmms

setup/modules/optional-Modules/apps/mixxx.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed mixxx

setup/modules/optional-Modules/apps/openshot.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed openshot

setup/modules/optional-Modules/apps/shotcut.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+set -euo pipefail
+
+sudo pacman -S --noconfirm --needed shotcut