From 00cb497acfebeb50cb09722dce82cbb495e710b1 Mon Sep 17 00:00:00 2001
From: Krzysztof kuhy Rudnicki <krzysztofrudnicki0@gmail.com>
Date: Sun, 29 Mar 2026 15:15:37 +0200
Subject: [PATCH] feat(horatio): cache app_build step in run.sh

Add caching to app_build so flutter build linux --release is skipped
when source files haven't changed. Hash includes both packages' Dart
files plus pubspec.yaml, pubspec.lock, and CMakeLists.txt.
---
 horatio/run.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/horatio/run.sh b/horatio/run.sh
index e7c6ed6..dcece91 100755
--- a/horatio/run.sh
+++ b/horatio/run.sh
@@ -269,9 +269,16 @@ app_test() {
 }
 
 app_build() {
+    local h
+    h=$(cat <(files_hash "$CORE_DIR" -name '*.dart') <(files_hash "$APP_DIR" -name '*.dart' -o -name 'pubspec.yaml' -o -name 'pubspec.lock' -o -name 'CMakeLists.txt') | sha256sum | awk '{ print $1 }')
+    if step_cached app_build "$h"; then
+        echo "  [cached] app_build — skipping"
+        return
+    fi
     heading "Building horatio_app (Linux desktop)"
     cd "$APP_DIR"
     flutter build linux --release
+    cache_step app_build "$h"
 }
 
 app_run() {