Add ability to trigger updates from the web (#31)

* add external process spawner and update test cases

* pass no_report to handlers

* provide service api endpoints

* do not spawn process for single architecture run

* pass no report to handlers

* make _call method of handlers public and also simplify process spawn

* move update under add

* implement actions from web page

* clear logging & improve l&f

src/ahriman/application/handlers/rebuild.py

@@ -32,16 +32,18 @@ class Rebuild(Handler):
     """
 
     @classmethod
-    def run(cls: Type[Handler], args: argparse.Namespace, architecture: str, configuration: Configuration) -> None:
+    def run(cls: Type[Handler], args: argparse.Namespace, architecture: str,
+            configuration: Configuration, no_report: bool) -> None:
         """
         callback for command line
         :param args: command line args
         :param architecture: repository architecture
         :param configuration: configuration instance
+        :param no_report: force disable reporting
         """
         depends_on = set(args.depends_on) if args.depends_on else None
 
-        application = Application(architecture, configuration)
+        application = Application(architecture, configuration, no_report)
         packages = [
             package
             for package in application.repository.packages()