diff --git a/maestro/play_store_flow.yml b/maestro/feature_graphic.yml
similarity index 100%
rename from maestro/play_store_flow.yml
rename to maestro/feature_graphic.yml
diff --git a/maestro/play_store_screenshots.yml b/maestro/play_store_screenshots.yml
new file mode 100644
index 00000000..9bd3d85e
--- /dev/null
+++ b/maestro/play_store_screenshots.yml
@@ -0,0 +1,3 @@
+appId: dev.msfjarvis.claw.android
+---
+- runFlow: feature_graphic.yml
diff --git a/scripts/refresh-feature-graphic.sh b/scripts/refresh-feature-graphic.sh
index 0210aafa..e78a1a9f 100755
--- a/scripts/refresh-feature-graphic.sh
+++ b/scripts/refresh-feature-graphic.sh
@@ -1,4 +1,6 @@
-#!/usr/bin/env bash
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash -p imagemagick libwebp
+# shellcheck shell=bash
 
 set -euo pipefail
 
@@ -7,13 +9,13 @@ SCRIPT_DIR="$(cd "$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")" && pwd)"
 SCREENSHOT_DIR="${SCRIPT_DIR}"/../screenshots
 
 # Run the Maestro flow to generate the screenshots
-source "${SCRIPT_DIR}"/run-maestro-flows.sh
+"${SCRIPT_DIR}"/run-maestro-flows.sh feature_graphic.yml
 
 # Use imagemagick to stitch the screenshots horizontally
-nix-shell -p imagemagick --run "convert +append ${SCREENSHOT_DIR}/HottestPosts.png ${SCREENSHOT_DIR}/CommentsPage.png ${SCREENSHOT_DIR}/SavedPosts.png ${SCRIPT_DIR}/../.github/readme_feature.png"
+convert +append "${SCREENSHOT_DIR}"/HottestPosts.png "${SCREENSHOT_DIR}"/CommentsPage.png "${SCREENSHOT_DIR}"/SavedPosts.png "${SCRIPT_DIR}"/../.github/readme_feature.png
 
 # Convert the resulting PNG to WebP
-nix-shell -p libwebp --run "cwebp .github/readme_feature.png -o .github/readme_feature.webp"
+cwebp .github/readme_feature.png -o .github/readme_feature.webp
 
 # Remove the now-useless PNG
 rm ".github/readme_feature.png"
diff --git a/scripts/run-maestro-flows.sh b/scripts/run-maestro-flows.sh
index 4834db52..c658e466 100755
--- a/scripts/run-maestro-flows.sh
+++ b/scripts/run-maestro-flows.sh
@@ -5,6 +5,17 @@ set -euo pipefail
 # Get the absolute path to the script file
 SCRIPT_DIR="$(cd "$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")" && pwd)"
 
+MAESTRO_FLOW="${1:-}"
+if [[ -z "${MAESTRO_FLOW}" ]]; then
+  echo "No flow file was provided"
+  echo "Usage: run-maestro-flows.sh flow.yml"
+  exit 1
+elif [[ ! -f "${SCRIPT_DIR}"/../maestro/"${MAESTRO_FLOW}" ]]; then
+  echo "Could not find flow ${MAESTRO_FLOW}"
+  echo "Make sure the flow file is in the maestro directory"
+  exit 1
+fi
+
 # Create a directory for generated screenshots since Maestro puts them iN $PWD
 mkdir -p "${SCRIPT_DIR}"/../screenshots
 pushd "${SCRIPT_DIR}"/../screenshots || exit 1
@@ -23,7 +34,7 @@ adb shell am broadcast -a com.android.systemui.demo \
 adb shell pm clear dev.msfjarvis.claw.android
 
 # Run the Maestro Flows from $PROJECT_DIR/maestro
-maestro test "${SCRIPT_DIR}"/../maestro/*.yml
+maestro test "${SCRIPT_DIR}"/../maestro/"${MAESTRO_FLOW}"
 
 # Turn off Demo Mode on the device
 adb shell am broadcast -a com.android.systemui.demo -e command exit