[chore](maestro): drop the stale VS Code task and launch files

The per-repo task scheme is maintained in the workspace slices; these copies drifted and are no longer used.

.vscode/launch.json

@@ -1,42 +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": [
-        {
-            "name": "Debug Frontend",
-            "type": "node",
-            "runtimeExecutable": "bun",
-            "cwd": "${workspaceFolder}/src/frontend",
-            "runtimeArgs": [
-                "run",
-                "dev"
-            ],
-            "request": "launch",
-            "presentation": {
-                "hidden": false,
-                "group": "",
-                "order": 1
-            }
-        },
-        {
-            "name": "Debug API",
-            "type": "go",
-            "asRoot": false,
-            "debugAdapter": "dlv-dap",
-            "request": "launch",
-            "program": "${workspaceFolder}/src/main.go",
-            "cwd": "${workspaceFolder}/src"
-        },
-    ],
-    "compounds": [
-        {
-            "name": "Debug All",
-            "configurations": [
-                "Debug API",
-                "Debug Frontend"
-            ]
-        }
-    ]
-}

.vscode/tasks.json

@@ -1,68 +0,0 @@
-{
-    "version": "2.0.0",
-    "tasks": [
-        {
-            "label": "Launch Backend",
-            "type": "shell",
-            "command": "docker compose -f docker-compose.debug.yaml up -d --force-recreate",
-            "presentation": {
-                "reveal": "always",
-                "panel": "shared"
-            }
-        },
-        {
-            "label": "Follow Backend Logs",
-            "type": "shell",
-            "command": "docker compose -f docker-compose.debug.yaml logs -f",
-            "presentation": {
-                "reveal": "always",
-                "panel": "shared"
-            }
-        },
-        {
-            "label": "Stop Backend",
-            "type": "shell",
-            "command": "docker compose -f docker-compose.debug.yaml down",
-            "presentation": {
-                "reveal": "always",
-                "panel": "shared"
-            }
-        },
-        {
-            "label": "Build",
-            "dependsOn": [
-                "Build Server",
-                "Build Frontend"
-            ],
-            "dependsOrder": "parallel",
-            "group": "build"
-        },
-        {
-            "label": "Build Server",
-            "hide": true,
-            "command": [
-                "go"
-            ],
-            "args": [
-                "build"
-            ],
-            "options": {
-                "cwd": "${workspaceFolder}/src"
-            }
-        },
-        {
-            "label": "Build Frontend",
-            "hide": true,
-            "command": [
-                "bun"
-            ],
-            "args": [
-                "run",
-                "build"
-            ],
-            "options": {
-                "cwd": "${workspaceFolder}/src/frontend"
-            }
-        }
-    ]
-}