plugin infrastruktur

public/plugins/canvas/plugin.json

@@ -0,0 +1,10 @@
+{
+    "name": "canvas",
+    "version": "1.0.0",
+    "description": "ASCII art canvas editor — draw with characters in a monospace grid and embed via ```ascii blocks.",
+    "frontend": {
+        "js":   ["canvas.js"],
+        "css":  ["canvas.css"],
+        "html": ["canvas.html"]
+    }
+}