Remove over-complicated launch and tasks configuration in favor of Gradle plugin

Starting run/debug tasks with the plugin works out of the box;
one just has to avoid the default “Run and Debug” button.

.vscode/extensions.json

@@ -1,5 +1,6 @@
 {
     "recommendations": [
-        "vscjava.vscode-java-pack"
+        "vscjava.vscode-java-pack",
+        "vscjava.vscode-gradle"
     ]
 }

.vscode/launch.json

@@ -1,46 +0,0 @@
-{
-  // Use IntelliSense to learn about possible attributes.
-  // Hover to view descriptions of existing attributes.
-  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
-  "version": "0.2.0",
-  "configurations": [
-    {
-      "type": "java",
-      "name": "Current File",
-      "request": "launch",
-      "mainClass": "${file}"
-    },
-    {
-      "type": "java",
-      "name": "Run with Gradle",
-      "request": "launch",
-      "mainClass": "helma.main.Server",
-      "projectName": "helma",
-      "preLaunchTask": "Run with Gradle",
-      "console": "internalConsole",
-      "stopOnEntry": false
-    },
-    {
-      "name": "Debug with Gradle",
-      "type": "java",
-      "request": "attach",
-      "hostName": "localhost",
-      "port": 5005,
-      "preLaunchTask": "Debug with Gradle"
-    },
-    {
-      "type": "java",
-      "name": "Commandline",
-      "request": "launch",
-      "mainClass": "helma.main.launcher.Commandline",
-      "projectName": "launcher"
-    },
-    {
-      "type": "java",
-      "name": "Main",
-      "request": "launch",
-      "mainClass": "helma.main.launcher.Main",
-      "projectName": "launcher"
-    }
-  ]
-}

.vscode/tasks.json

@@ -1,66 +0,0 @@
-{
-  // See https://go.microsoft.com/fwlink/?LinkId=733558
-  // for the documentation about the tasks.json format
-  "version": "2.0.0",
-  "tasks": [
-    {
-      "label": "Run with Gradle",
-      "type": "shell",
-      "command": "./gradlew run",
-      "isBackground": true,
-      "group": {
-        "isDefault": true
-      },
-      "problemMatcher": {
-        "owner": "java",
-        "fileLocation": "absolute",
-        "pattern": [
-          {
-            // [2024/06/15 16:23:22] [ERROR] [antville-1] GET:main.css helma.scripting.ScriptingException: TypeError: Cannot find function getStaticFile in object HopObject Skin. (/home/tobi/Projects/helma/repo/./apps/antville/code/Site/Site.js#474)
-            "regexp": "^\\[.+\\] \\[(.+)\\] \\[.+\\] \\S+ \\s+: (.+) \\(([^#]+)#(\\d+)\\)$",
-            "severity": 1,
-            "message": 2,
-            "file": 3,
-            "line": 4
-          },
-          {
-            // [2024/06/15 17:26:00] [INFO] [antville-1] INTERNAL:onStart done in 381 millis
-            "regexp": "^.+INTERNAL:onStart done in \\d+ millis",
-            "kind": "file",
-            "file": 0
-          }
-        ],
-        "background": {
-          "activeOnStart": true,
-          "beginsPattern": "^.+(INTERNAL):onStart done in \\d+ millis",
-          "endsPattern": "terminated with exit code"
-        }
-      }
-    },
-    {
-      "label": "Debug with Gradle",
-      "type": "shell",
-      "command": "./gradlew debug",
-      "isBackground": true,
-      "problemMatcher": {
-        "owner": "custom",
-        "fileLocation": "absolute",
-        "pattern": [
-          {
-            // [2024/06/15 16:23:22] [ERROR] [antville-1] GET:main.css helma.scripting.ScriptingException: TypeError: Cannot find function getStaticFile in object HopObject Skin. (/home/tobi/Projects/helma/repo/./apps/antville/code/Site/Site.js#474)
-            "regexp": "^\\[.+\\] \\[(.+)\\] \\[.+\\] \\S+ \\s+: (.+) \\(([^#]+)#(\\d+)\\)$",
-            "severity": 1,
-            "message": 2,
-            "file": 3,
-            "line": 4
-          }
-        ],
-        "background": {
-          "activeOnStart": true,
-          "beginsPattern": "Listening for transport dt_socket at address",
-          "endsPattern": "terminated with exit code"
-        }
-      }
-    }
-  ]
-}