refactor(repo): Speed up linting staged files

.husky/pre-commit

@@ -1,8 +1,42 @@
 #!/bin/sh
 . "$(dirname "$0")/_/husky.sh"
 
-# Build changed packages
-npx turbo build
+##############################
+# Determine Staged Packages
+##############################
+
+staged_files=$(git diff --name-only --cached --diff-filter=ACM)
+
+# Initialize an empty string to hold the unique folder paths
+unique_folders=""
+
+# Loop through each staged file
+for file in $staged_files; do
+  # Extract the first two folders from the file path
+  folder=$(echo $file | awk -F'/' '{print $1 "/" $2}')
+
+  # Filter files which end with .js, .jsx, .ts, or .tsx [NOTE: Should match ./.lintstagedrc.json]
+  if [[ $file =~ \.(js|jsx|ts|tsx)$ ]]; then
+    # Check if this folder is already in the list of unique folders
+    if [[ $folder == packages/* ]] && [[ ! " $unique_folders " =~ "$folder" ]]; then
+      # Append the folder to the list of unique folders
+      unique_folders="$unique_folders --filter={./$folder}^..."
+    fi
+  fi
+done
+
+##############################
+# Build Staged Packages
+##############################
+
+if [ -n "$unique_folders" ]; then
+  npx turbo run build --output-logs=errors-only $unique_folders
+else
+  echo "SKIPPING: No packages to build"
+fi
+
+##############################
+# Run Lint Staged
+##############################
 
-# Prettier Standalone
 npx lint-staged