Advance search search page (#2608)

* Update homepage-config.interface.ts

change comment of homepage-config.interface.ts

* advance Search add

* slove error while unti test

* write unit test

* Ensures select element has an accessible name

* change data pass into url

* error resolve

* Search.Filters.Applied.F.Title given name as Title

* Advanced filters configurable in the User interface (in config.*.yml)

* turn on/off and add filters as a list

* remove currenturl

* resolve

* change envierment config and url pass data

* set enabled: false ,and remove debugger ,remove searchConfig

* expect clauses  add

* reslove conflict

* merge added

* remove  commented and design change advance search

* moving the "add" button to its own col-lg-12

* resolve conflict

* reslove error

* merge en.json5 file

* remove trailing spaces

* resolve Conflicts

* Fix typo. property is filter not filters

---------

Co-authored-by: Tim Donohue <tim.donohue@lyrasis.org>

config/config.example.yml

@@ -424,3 +424,12 @@ comcolSelectionSort:
 # suggestion:
   # - collectionId: 8f7df5ca-f9c2-47a4-81ec-8a6393d6e5af
     # source: "openaire"
+
+
+# Search settings
+search: 
+  # Settings to enable/disable or configure advanced search filters.
+  advancedFilters:
+    enabled: false
+    # List of filters to enable in "Advanced Search" dropdown
+    filter: [ 'title', 'author', 'subject', 'entityType' ]