Updating Primerool: README, gitignore and the app itself so that it boots smoothly in the app.

Author: KowalskiBio

.gitignore

@@ -18,3 +18,5 @@ build_venv/
 # PyInstaller Outputs
 build/
 dist/
+*.spec
+

README.md

@@ -105,14 +105,21 @@ Every designed primer is automatically checked for:
 
 ### macOS
 
-1. Double-click the **`Primerool.app`** application icon.
-2. It will automatically install dependencies if needed, and launch as a native desktop application with a dedicated dock icon.
+1. Navigate to the `dist/` folder and double-click the **`Primerool.app`** bundle.
+2. It will instantly launch as a native PyInstaller desktop application with a custom dock icon.
+
+**Building for macOS:**
+To compile the standalone OS X application yourself, run the automated packager:
+```bash
+./scripts/build_mac.sh
+```
+This will generate the `dist/Primerool.app` and `Primerool.dmg` installers.
 
 ### Windows
 
 1. Double-click **`Run_primerool.bat`**
 2. If Python isn't installed, it's downloaded automatically — close the window and run the `.bat` again after installation
-3. On the second run, the app launches as a native desktop application
+3. On the second run, the app installs all dependencies and launches as a native desktop application window.
 
 ### Development / Manual Setup
 

src/app.py

@@ -26,12 +26,13 @@ def _api(source: str):
 
 def get_resource_path(relative_path):
     """Get absolute path to resource, works for dev and for PyInstaller."""
-    try:
-        # PyInstaller creates a temp folder and stores path in _MEIPASS
-        base_path = sys._MEIPASS
-    except Exception:
+    if getattr(sys, 'frozen', False):
+        if sys.platform == 'darwin' and '.app/Contents/MacOS' in sys.executable:
+            base_path = os.path.abspath(os.path.join(os.path.dirname(sys.executable), '..', 'Resources'))
+        else:
+            base_path = getattr(sys, '_MEIPASS', os.path.dirname(sys.executable))
+    else:
         base_path = os.path.dirname(os.path.abspath(__file__))
-
     return os.path.join(base_path, relative_path)
 
 app = Flask(__name__,