Add PDF export

.bolt/skills/slides/SKILL.md

@@ -294,8 +294,8 @@ trigger or that it exists — just deliver the demo.
 - [ ] The engine + chrome in `src/deck/` are **left untouched**; the
       dock + thumbnail rail appear, arrow keys advance AND step back through builds,
       fullscreen / sidebar (S) / grid view (G) work, annotation (A) has full tools and
-      persists per slide, presenter (P) opens a synced new tab, `H` hides the UI, and
-      the URL hash tracks the slide.
+      persists per slide, presenter (P) opens a synced new tab, `H` hides the UI,
+      export (E) offers a PDF download, and the URL hash tracks the slide.
 - [ ] The deck is **authored, not reskinned** — topic, structure, copy, names are the
       user's, with no starter leftovers (no "Title"/"Northwind").
 - [ ] If a brand/URL was given, `--primary`, fonts, and logo come from that brand.

README.md

@@ -99,11 +99,13 @@ Each top-level child of `<Deck>` is one slide. Compose them from the component l
 | `F` | Fullscreen |
 | `P` | Presenter mode — synced new tab |
 | `H` | Hide the UI |
+| `E` | Export — download as PDF |
 | `Esc` | Close overlays |
 
 - **Presenter mode** opens in a second tab with a timer, next-slide preview, and editable notes — kept in sync with the audience tab via `BroadcastChannel`.
 - **Annotations are content-anchored**: a circle drawn around a stat on a laptop rings the same stat on a phone, wherever the layout moved it. Drawings persist per slide.
 - **Deep links**: the URL hash tracks the slide (`/#7`), so you can share a link straight to a slide.
+- **Export**: `E` renders the deck to a PDF, one page per slide — click-builds fully revealed and animations settled to their final frame, so nothing exports mid-fade or blank. It's a flat snapshot for handoff or print, not an editable format (slides are live web pages, not vector shapes).
 
 ## Component library
 

package.json

@@ -15,6 +15,8 @@
   },
   "dependencies": {
     "framer-motion": "^11.3.0",
+    "html-to-image": "^1.11.13",
+    "jspdf": "^4.2.1",
     "react": "^18.3.1",
     "react-dom": "^18.3.1"
   },