Do not remove stopwords by default

Keeping the stop words leads to slightly bigger indexes but fixes
chopped up highlights of search results and phrase accuracy during
search.

.woodpecker.star

@@ -2426,6 +2426,7 @@ def opencloudServer(storage = "decomposed", depends_on = [], deploy_type = "", e
         environment["FRONTEND_FULL_TEXT_SEARCH_ENABLED"] = True
         environment["SEARCH_EXTRACTOR_TYPE"] = "tika"
         environment["SEARCH_EXTRACTOR_TIKA_TIKA_URL"] = "http://tika:9998"
+        environment["SEARCH_EXTRACTOR_TIKA_CLEAN_STOP_WORDS"] = True
         environment["SEARCH_EXTRACTOR_CS3SOURCE_INSECURE"] = True
 
     if watch_fs_enabled:

services/search/pkg/config/defaults/defaultconfig.go

@@ -50,7 +50,7 @@ func DefaultConfig() *config.Config {
 			CS3AllowInsecure: false,
 			Tika: config.ExtractorTika{
 				TikaURL:        "http://127.0.0.1:9998",
-				CleanStopWords: true,
+				CleanStopWords: false,
 			},
 		},
 		Events: config.Events{