Implement a Last-Known-Good feature (#437)

* If auto applying succeded, save a known good state
* Add option to load last-know-good patch list
* Add call to save current set as KnownGood
* Add "save as good" to command line options
* Add "load known-good" to command line options

Contributes-To: #277

---------

Co-authored-by: nephros <nemo@pgxperiiia10>
Co-authored-by: olf <[email protected]>

Author: 3 people

src/bin/patchmanager-daemon/dbus/org.SfietKonstantin.patchmanager.xml

@@ -107,6 +107,12 @@
         <method name="getLoaded">
             <arg name="loaded" type="b" direction="out" />
         </method>
+        <method name="restorePatchList">
+            <annotation name="org.freedesktop.DBus.Method.NoReply" value="true"/>
+        </method>
+        <method name="backupWorkingPatchList">
+            <annotation name="org.freedesktop.DBus.Method.NoReply" value="true"/>
+        </method>
         <method name="resolveFailure">
             <annotation name="org.freedesktop.DBus.Method.NoReply" value="true"/>
         </method>

src/bin/patchmanager-daemon/main.cpp

@@ -57,11 +57,13 @@ void help()
 {
     std::cout << "Patchmanager " << BUILD_VERSION << std::endl;
     std::cout << "Usage:" << std::endl;
-    std::cout << "  patchmanager [--help]       : Print this help text" << std::endl;
-    std::cout << "  patchmanager -a <Patch>     : Enable and activate a Patch" << std::endl;
-    std::cout << "  patchmanager -u <Patch>     : Deactivate and disable (unapply) a Patch" << std::endl;
-    std::cout << "  patchmanager --unapply-all  : Deactivate and disable (unapply) all Patches" << std::endl;
-    std::cout << "  patchmanager --daemon       : Start Patchmanager as daemon" << std::endl;
+    std::cout << "  patchmanager [--help]          : Print this help text" << std::endl;
+    std::cout << "  patchmanager -a <Patch>        : Enable and activate a Patch" << std::endl;
+    std::cout << "  patchmanager -u <Patch>        : Deactivate and disable (unapply) a Patch" << std::endl;
+    std::cout << "  patchmanager --unapply-all     : Deactivate and disable (unapply) all Patches" << std::endl;
+    std::cout << "  patchmanager --backup-working  : Save list of enabled Patches as \"working\"" << std::endl;
+    std::cout << "  patchmanager --restore-working : Enable backup list of \"working\" Patches" << std::endl;
+    std::cout << "  patchmanager --daemon          : Start Patchmanager as daemon" << std::endl;
 }
 
 int main(int argc, char **argv)