Fixed an issue where pgAdmin4 app on macOS cannot auto-update while running on a read-only volume even if present in the Applications folder. #9402

pkg/mac/Info.plist.in

@@ -45,8 +45,6 @@
 		<key>SYSTEM_VERSION_COMPAT</key>
 		<string>0</string>
 	</dict>
-	<key>LSFileQuarantineEnabled</key>
-	<true/>
 	<key>LSHasLocalizedDisplayName</key>
 	<string>1</string>
 	<key>LSMinimumSystemVersion</key>
@@ -69,5 +67,7 @@
 	<string>scripting.sdef</string>
 	<key>SCMRevision</key>
 	<string>62f83a7521ae1f32e563795732dff0c9da1b660d-refs/heads/master@{#812354}</string>
+	<key>LSApplicationCategoryType</key>
+    <string>public.app-category.developer-tools</string>
 </dict>
 </plist>

pkg/mac/build-functions.sh

@@ -67,6 +67,9 @@ _build_runtime() {
 }
 
 _create_python_env() {
+    # Force the current shell to not generate cache during build process
+    export PYTHONDONTWRITEBYTECODE=1
+
     echo "Creating the Python environment..."
     PATH=${PGADMIN_POSTGRES_DIR}/bin:${PATH}
     LD_LIBRARY_PATH=${PGADMIN_POSTGRES_DIR}/lib:${LD_LIBRARY_PATH}
@@ -334,6 +337,10 @@ _codesign_binaries() {
         return
     fi
 
+    echo "Purging build-machine pollution (pycache) before signing..."
+    find "${BUNDLE_DIR}" -name "__pycache__" -type d -exec rm -rf {} +
+    find "${BUNDLE_DIR}" -name "*.pyc" -delete
+
     if [ -z "${DEVELOPER_ID}" ] ; then
         echo "Developer ID Application not found in codesign.conf" >&2
         exit 1

runtime/src/js/pgadmin.js

@@ -229,6 +229,9 @@ function startDesktopMode() {
   process.env.PGADMIN_INT_KEY = UUID;
   process.env.PGADMIN_SERVER_MODE = 'OFF';
 
+  // Prevent Python from writing .pyc files to the signed bundle
+  process.env.PYTHONDONTWRITEBYTECODE = '1';
+
   // Start Page URL
   baseUrl = `http://127.0.0.1:${serverPort}`;
   startPageUrl = `${baseUrl}/?key=${UUID}`;