refactor(thumbnail): [PKG-TOOL-THUMB-04] type runtime modules and retain emitter attribution

refactor/baselines/thumbnail-vendor/sources.json

@@ -0,0 +1,22 @@
+{
+  "reviewedAt": "2026-09-12T20:36:43.265Z",
+  "referenceVersion": "2.1.0",
+  "sources": [
+    {
+      "file": "refactor/baselines/thumbnail-vendor/tiny-emitter-2.1.0.txt",
+      "url": "https://raw.githubusercontent.com/scottcorgan/tiny-emitter/2.1.0/index.js",
+      "sha256": "3e3679233f20177d63d253e7c2645024fef51731d05df15621c62a48ba98e0d3"
+    },
+    {
+      "file": "refactor/baselines/thumbnail-vendor/tiny-emitter-license.txt",
+      "url": "https://raw.githubusercontent.com/scottcorgan/tiny-emitter/2.1.0/LICENSE",
+      "sha256": "aada4c7da6a5be46beadf9d4f40d7dba9e222e57180d46289b2bb9112e65daae"
+    },
+    {
+      "file": "refactor/baselines/thumbnail-vendor/tiny-emitter-package.json",
+      "url": "https://raw.githubusercontent.com/scottcorgan/tiny-emitter/2.1.0/package.json",
+      "sha256": "f5328afd1e742ba9b107e316e5fc4c74ec81201bafad8eb8e6dc456ef6d628de"
+    }
+  ],
+  "limitation": "Pinned upstream comparison reference. Structural correspondence and the recovered 3.5.31 dependency establish attribution, not the exact original copy revision or complete npm archive."
+}

refactor/baselines/thumbnail-vendor/tiny-emitter-2.1.0.txt

@@ -0,0 +1,67 @@
+function E () {
+  // Keep this empty so it's easier to inherit from
+  // (via https://github.com/lipsmack from https://github.com/scottcorgan/tiny-emitter/issues/3)
+}
+
+E.prototype = {
+  on: function (name, callback, ctx) {
+    var e = this.e || (this.e = {});
+
+    (e[name] || (e[name] = [])).push({
+      fn: callback,
+      ctx: ctx
+    });
+
+    return this;
+  },
+
+  once: function (name, callback, ctx) {
+    var self = this;
+    function listener () {
+      self.off(name, listener);
+      callback.apply(ctx, arguments);
+    };
+
+    listener._ = callback
+    return this.on(name, listener, ctx);
+  },
+
+  emit: function (name) {
+    var data = [].slice.call(arguments, 1);
+    var evtArr = ((this.e || (this.e = {}))[name] || []).slice();
+    var i = 0;
+    var len = evtArr.length;
+
+    for (i; i < len; i++) {
+      evtArr[i].fn.apply(evtArr[i].ctx, data);
+    }
+
+    return this;
+  },
+
+  off: function (name, callback) {
+    var e = this.e || (this.e = {});
+    var evts = e[name];
+    var liveEvents = [];
+
+    if (evts && callback) {
+      for (var i = 0, len = evts.length; i < len; i++) {
+        if (evts[i].fn !== callback && evts[i].fn._ !== callback)
+          liveEvents.push(evts[i]);
+      }
+    }
+
+    // Remove event from queue to prevent memory leak
+    // Suggested by https://github.com/lazd
+    // Ref: https://github.com/scottcorgan/tiny-emitter/commit/c6ebfaa9bc973b33d110a84a307742b7cf94c953#commitcomment-5024910
+
+    (liveEvents.length)
+      ? e[name] = liveEvents
+      : delete e[name];
+
+    return this;
+  }
+};
+
+module.exports = E;
+module.exports.TinyEmitter = E;

refactor/baselines/thumbnail-vendor/tiny-emitter-license.txt

@@ -0,0 +1,22 @@
+The MIT License (MIT)
+
+Copyright (c) 2017 Scott Corgan
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+

refactor/baselines/thumbnail-vendor/tiny-emitter-package.json

@@ -0,0 +1,53 @@
+{
+  "name": "tiny-emitter",
+  "version": "2.1.0",
+  "description": "A tiny (less than 1k) event emitter library",
+  "main": "index.js",
+  "scripts": {
+    "test-node": "tape test/index.js | tap-format-spec",
+    "test": "testling | tap-format-spec",
+    "bundle": "node_modules/.bin/browserify index.js > dist/tinyemitter.js -s TinyEmitter && echo 'Bundled'",
+    "minify": "node_modules/.bin/uglifyjs dist/tinyemitter.js -o dist/tinyemitter.min.js -m && echo 'Minified'",
+    "build": "npm test && npm run bundle && npm run minify",
+    "size": "node_modules/.bin/uglifyjs index.js -o minified.js -m && ls -l && rm minified.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/scottcorgan/tiny-emitter.git"
+  },
+  "keywords": [
+    "event",
+    "emitter",
+    "pubsub",
+    "tiny",
+    "events",
+    "bind"
+  ],
+  "author": "Scott Corgan",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/scottcorgan/tiny-emitter/issues"
+  },
+  "devDependencies": {
+    "@tap-format/spec": "0.2.0",
+    "browserify": "11.2.0",
+    "tape": "4.2.1",
+    "testling": "1.7.1",
+    "uglify-js": "2.5.0"
+  },
+  "testling": {
+    "files": [
+      "test/index.js"
+    ],
+    "browsers": [
+      "iexplore/10.0",
+      "iexplore/9.0",
+      "firefox/16..latest",
+      "chrome/22..latest",
+      "safari/5.1..latest",
+      "ipad/6.0..latest",
+      "iphone/6.0..latest",
+      "android-browser/4.2..latest"
+    ]
+  }
+}