Fix: Force PyMySQL usage to resolve Coolify deployment error (2059)

Dockerfile

@@ -9,13 +9,10 @@ WORKDIR /app
 
 # Install system dependencies
 # WeasyPrint needs: libpango-1.0-0 libpangoft2-1.0-0 libharfbuzz-subset0 libjpeg-dev libopenjp2-7-dev libxcb1
-# MySQLclient needs: default-libmysqlclient-dev gcc pkg-config
+# PyMySQL does not need libmysqlclient-dev, but we keep basic build tools
-# MariaDB Client is added to ensure all authentication plugins (like mysql_native_password) are available for MariaDB 11
 RUN apt-get update && apt-get install -y \
     gcc \
     pkg-config \
-    default-libmysqlclient-dev \
-    mariadb-client \
     libpango-1.0-0 \
     libpangoft2-1.0-0 \
     libharfbuzz-subset0 \

config/__init__.py

@@ -0,0 +1,3 @@
+import pymysql
+
+pymysql.install_as_MySQLdb()

config/wsgi.py

@@ -8,6 +8,9 @@ https://docs.djangoproject.com/en/5.2/howto/deployment/wsgi/
 """
 
 import os
+import pymysql
+
+pymysql.install_as_MySQLdb()
 
 from django.core.wsgi import get_wsgi_application
 

core/management/commands/wait_for_db.py

@@ -16,6 +16,15 @@ class Command(BaseCommand):
         db_conf = settings.DATABASES['default']
         self.stdout.write(f"Debug Info - Host: {db_conf.get('HOST')}, Port: {db_conf.get('PORT')}, Name: {db_conf.get('NAME')}, User: {db_conf.get('USER')}")
 
+        # DEBUG: Check which MySQLdb is loaded
+        try:
+            import MySQLdb
+            self.stdout.write(f"DEBUG: MySQLdb module is: {MySQLdb}")
+            if hasattr(MySQLdb, '__file__'):
+                 self.stdout.write(f"DEBUG: MySQLdb location: {MySQLdb.__file__}")
+        except ImportError:
+            self.stdout.write("DEBUG: MySQLdb module could NOT be imported.")
+
         self.stdout.write('Waiting for database...')
         db_conn = None
         for i in range(30):  # Retry for 30 seconds

manage.py

@@ -2,6 +2,9 @@
 """Django's command-line utility for administrative tasks."""
 import os
 import sys
+import pymysql
+
+pymysql.install_as_MySQLdb()
 
 
 def main():

requirements.txt

@@ -1,5 +1,6 @@
 Django==5.2.7
-mysqlclient==2.2.7
+pymysql
+cryptography
 python-dotenv==1.1.1
 Pillow
 weasyprint