Adding missed file, add password prompt and instructions.

attic/jotblk/.gcloudignore

@@ -0,0 +1,19 @@
+# This file specifies files that are *not* uploaded to Google Cloud
+# using gcloud. It follows the same syntax as .gitignore, with the addition of
+# "#!include" directives (which insert the entries of the given .gitignore-style
+# file at that point).
+#
+# For more information, run:
+#   $ gcloud topic gcloudignore
+#
+.gcloudignore
+# If you would like to upload your .git directory, .gitignore file or files
+# from your .gitignore file, remove the corresponding line
+# below:
+.git
+.gitignore
+
+# Python pycache:
+__pycache__/
+# Ignored by the build system
+/setup.cfg

attic/jotblk/README.md

@@ -18,3 +18,5 @@ And separately (to run a webserver on http://localhost:8080):
 ```
 ./run.sh
 ```
+
+Before use, type password. Default is: xyzzy

attic/jotblk/static/jotblk.js

@@ -184,26 +184,34 @@ function Update() {
   ctx.textBaseline = 'middle';
   ctx.save();
   ctx.scale(canvas.width / 64 , canvas.height / 17);
+  ctx.fillStyle = '#750';
+  if (window.onkeydown === Login) {
+    ctx.fillRect(10, 0, 1, 1);
+  } else {
     for (var j = 0; j < 16; ++j) {
       for (var i = 0; i < 64; ++i) {
         if (pos === i + j * 64) {
-        ctx.fillStyle = '#750';
           ctx.fillRect(i, j, 1, 1);
         }
       }
     }
+  }
   ctx.save();
   var m = ctx.measureText('W');
   var w = m.width;
   var h = m.fontBoundingBoxAscent + m.fontBoundingBoxDescent;
   ctx.scale(1 / w, 1 / h);
+  ctx.fillStyle = '#fb0';
+  if (window.onkeydown === Login) {
+    ctx.fillText('password:', 0.5 * w * 9, 0.5 * h);
+  } else {
     for (var j = 0; j < 16; ++j) {
       for (var i = 0; i < 64; ++i) {
         var ch = String.fromCharCode(blocks[i + j * 64 + scr * 1024]);
-      ctx.fillStyle = '#fb0';
         ctx.fillText(ch, (i + 0.5) * w, (j + 0.5) * h);
       }
     }
+  }
   ctx.fillStyle = '#750';
   ctx.textAlign = 'right';
   var info = '';