fix(ci): Remove .gitlab-ci.yml and update dependencies and metadata

npmextra.json

@@ -9,7 +9,7 @@
       "githost": "code.foss.global",
       "gitscope": "push.rocks",
       "gitrepo": "smartpromise",
-      "description": "A library for simple promises and Deferred constructs with TypeScript support.",
+      "description": "A TypeScript library for managing promises and Deferred constructs, simplifying asynchronous programming.",
       "npmPackagename": "@push.rocks/smartpromise",
       "license": "MIT",
       "keywords": [
@@ -18,9 +18,10 @@
         "async",
         "promisify",
         "cumulative deferred",
-        "map",
         "timeout",
-        "typescript"
+        "typescript",
+        "asynchronous",
+        "utilities"
       ]
     }
   },