Refactor build task in tasks.json: simplify command and update dependencies; remove obsolete build_dist.bat script

Author: PierreRaybaut

.vscode/tasks.json

@@ -345,39 +345,28 @@
             "problemMatcher": []
         },
         {
-            "label": "📦 Build Python packages",
+            "label": "📦 Build package",
             "type": "shell",
-            "command": "cmd",
-            "options": {
-                "cwd": "scripts",
-                "env": {
-                    "PYTHON": "${command:python.interpreterPath}",
-                    "UNATTENDED": "1",
-                },
-                "statusbar": {
-                    "hide": true
-                }
-            },
+            "command": "${command:python.interpreterPath}",
             "args": [
-                "/c",
-                "build_dist.bat"
+                "-m",
+                "guidata.utils.securebuild",
             ],
-            "problemMatcher": [],
+            "options": {
+                "cwd": "${workspaceFolder}"
+            },
             "group": {
                 "kind": "build",
                 "isDefault": false
             },
             "presentation": {
-                "echo": true,
-                "reveal": "always",
-                "focus": false,
-                "panel": "shared",
-                "showReuseMessage": true,
-                "clear": true
+                "clear": true,
+                "panel": "dedicated"
             },
+            "problemMatcher": [],
             "dependsOrder": "sequence",
             "dependsOn": [
-                "Clean Up",
+                "🧹 Clean Up",
                 "Generate requirements"
             ]
         },
@@ -414,7 +403,7 @@
             },
             "dependsOrder": "sequence",
             "dependsOn": [
-                "Clean Up",
+                "🧹 Clean Up",
             ]
         },
         {
@@ -447,7 +436,7 @@
             },
             "dependsOrder": "sequence",
             "dependsOn": [
-                "Clean Up",
+                "🧹 Clean Up",
             ]
         },
         {