feat: add local OneNote and ONEPKG reader

public/favicon.svg

@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64" role="img" aria-label="OneNote Tools">
+  <rect width="64" height="64" rx="12" fill="#5b2c83"/>
+  <path fill="#fff" d="M15 14h27a7 7 0 0 1 7 7v28H22a7 7 0 0 1-7-7V14Zm9 11v20h6V34l9 11h5V25h-6v11L29 25h-5Z"/>
+</svg>

public/toolbox-app.json

@@ -0,0 +1,33 @@
+{
+  "$schema": "https://git.add-ideas.de/zemion/toolbox-sdk/raw/branch/main/schemas/toolbox-app.v1.schema.json",
+  "schemaVersion": 1,
+  "id": "de.add-ideas.onenote-tools",
+  "name": "OneNote Tools",
+  "description": "Local-first reader for tested desktop revision-store .one sections and LZX .onepkg packages; other OneNote formats are not implemented.",
+  "entry": "./",
+  "icon": "./favicon.svg",
+  "categories": ["documents", "onenote"],
+  "tags": ["local", "read-only", "one", "onepkg", "cab", "lzx"],
+  "integration": {
+    "contextVersion": 1,
+    "launchModes": ["navigate", "new-tab"],
+    "embedding": "unsupported"
+  },
+  "requirements": {
+    "secureContext": false,
+    "workers": true,
+    "indexedDb": false,
+    "crossOriginIsolated": false
+  },
+  "privacy": {
+    "processing": "local",
+    "fileUploads": false,
+    "telemetry": false,
+    "label": "Local only · no uploads · no storage · no telemetry"
+  },
+  "source": {
+    "repository": "https://git.add-ideas.de/zemion/onenote-tools",
+    "license": "MPL-2.0"
+  },
+  "version": "0.1.0"
+}