searx: Use drop-in config component for /etc files

Tests:

- Config files are all symlinks in /etc/
- Web interface works
- Web interface authentication works

Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: James Valleroy <jvalleroy@mailbox.org>

debian/freedombox.maintscript

@@ -127,3 +127,5 @@ rm_conffile /etc/apache2/conf-available/radicale2-freedombox.conf 23.10~
 rm_conffile /etc/apache2/conf-available/roundcube-freedombox.conf 23.10~
 rm_conffile /etc/fail2ban/jail.d/roundcube-auth-freedombox.conf 23.10~
 rm_conffile /etc/apache2/conf-available/rss-bridge.conf 23.10~
+rm_conffile /etc/apache2/conf-available/searx-freedombox-auth.conf 23.10~
+rm_conffile /etc/apache2/conf-available/searx-freedombox.conf 23.10~

plinth/modules/searx/__init__.py

@@ -7,6 +7,7 @@ from django.utils.translation import gettext_lazy as _
 
 from plinth import app as app_module
 from plinth import frontpage, menu
+from plinth.config import DropinConfigs
 from plinth.modules.apache.components import Uwsgi, Webserver
 from plinth.modules.backups.components import BackupRestore
 from plinth.modules.firewall.components import Firewall
@@ -28,7 +29,7 @@ class SearxApp(app_module.App):
 
     app_id = 'searx'
 
-    _version = 5
+    _version = 6
 
     def __init__(self):
         """Create components for the app."""
@@ -62,6 +63,12 @@ class SearxApp(app_module.App):
         packages = Packages('packages-searx', ['searx', 'libjs-bootstrap'])
         self.add(packages)
 
+        dropin_configs = DropinConfigs('dropin-configs-searx', [
+            '/etc/apache2/conf-available/searx-freedombox-auth.conf',
+            '/etc/apache2/conf-available/searx-freedombox.conf',
+        ])
+        self.add(dropin_configs)
+
         firewall = Firewall('firewall-searx', info.name,
                             ports=['http', 'https'], is_external=True)
         self.add(firewall)