added backend and login portal

12 files changed, 536 insertions, 0 deletions

diff --git a/backend/node_modules/side-channel/.editorconfig b/backend/node_modules/side-channel/.editorconfig
new file mode 100644
index 0000000..72e0eba
--- /dev/null
+++ b/backend/node_modules/side-channel/.editorconfig
@@ -0,0 +1,9 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+indent_style = tab
+indent_size = 2
+trim_trailing_whitespace = true
diff --git a/backend/node_modules/side-channel/.eslintrc b/backend/node_modules/side-channel/.eslintrc
new file mode 100644
index 0000000..93978e7
--- /dev/null
+++ b/backend/node_modules/side-channel/.eslintrc
@@ -0,0 +1,11 @@
+{
+	"root": true,
+
+	"extends": "@ljharb",
+
+	"rules": {
+		"max-lines-per-function": 0,
+		"multiline-comment-style": 1,
+		"new-cap": [2, { "capIsNewExceptions": ["GetIntrinsic"] }],
+	},
+}
diff --git a/backend/node_modules/side-channel/.github/FUNDING.yml b/backend/node_modules/side-channel/.github/FUNDING.yml
new file mode 100644
index 0000000..2a94840
--- /dev/null
+++ b/backend/node_modules/side-channel/.github/FUNDING.yml
@@ -0,0 +1,12 @@
+# These are supported funding model platforms
+
+github: [ljharb]
+patreon: # Replace with a single Patreon username
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: npm/side-channel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+liberapay: # Replace with a single Liberapay username
+issuehunt: # Replace with a single IssueHunt username
+otechie: # Replace with a single Otechie username
+custom: # Replace with up to 4 custom sponsorship URLs e.g., ['link1', 'link2']
diff --git a/backend/node_modules/side-channel/.nycrc b/backend/node_modules/side-channel/.nycrc
new file mode 100644
index 0000000..1826526
--- /dev/null
+++ b/backend/node_modules/side-channel/.nycrc
@@ -0,0 +1,13 @@
+{
+	"all": true,
+	"check-coverage": false,
+	"reporter": ["text-summary", "text", "html", "json"],
+	"lines": 86,
+	"statements": 85.93,
+	"functions": 82.43,
+	"branches": 76.06,
+	"exclude": [
+		"coverage",
+		"test"
+	]
+}
diff --git a/backend/node_modules/side-channel/CHANGELOG.md b/backend/node_modules/side-channel/CHANGELOG.md
new file mode 100644
index 0000000..25369c5
--- /dev/null
+++ b/backend/node_modules/side-channel/CHANGELOG.md
@@ -0,0 +1,95 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [v1.0.6](https://github.com/ljharb/side-channel/compare/v1.0.5...v1.0.6) - 2024-02-29
+
+### Commits
+
+- add types [`9beef66`](https://github.com/ljharb/side-channel/commit/9beef6643e6d717ea57bedabf86448123a7dd9e9)
+- [meta] simplify `exports` [`4334cf9`](https://github.com/ljharb/side-channel/commit/4334cf9df654151504c383b62a2f9ebdc8d9d5ac)
+- [Deps] update `call-bind` [`d6043c4`](https://github.com/ljharb/side-channel/commit/d6043c4d8f4d7be9037dd0f0419c7a2e0e39ec6a)
+- [Dev Deps] update `tape` [`6aca376`](https://github.com/ljharb/side-channel/commit/6aca3761868dc8cd5ff7fd9799bf6b95e09a6eb0)
+
+## [v1.0.5](https://github.com/ljharb/side-channel/compare/v1.0.4...v1.0.5) - 2024-02-06
+
+### Commits
+
+- [actions] reuse common workflows [`3d2e1ff`](https://github.com/ljharb/side-channel/commit/3d2e1ffd16dd6eaaf3e40ff57951f840d2d63c04)
+- [meta] use `npmignore` to autogenerate an npmignore file [`04296ea`](https://github.com/ljharb/side-channel/commit/04296ea17d1544b0a5d20fd5bfb31aa4f6513eb9)
+- [meta] add `.editorconfig`; add `eclint` [`130f0a6`](https://github.com/ljharb/side-channel/commit/130f0a6adbc04d385c7456a601d38344dce3d6a9)
+- [Dev Deps] update `eslint`, `@ljharb/eslint-config`, `aud`, `auto-changelog`, `safe-publish-latest`, `tape` [`d480c2f`](https://github.com/ljharb/side-channel/commit/d480c2fbe757489ae9b4275491ffbcc3ac4725e9)
+- [Dev Deps] update `eslint`, `@ljharb/eslint-config`, `aud`, `auto-changelog`, `tape` [`ecbe70e`](https://github.com/ljharb/side-channel/commit/ecbe70e53a418234081a77971fec1fdfae20c841)
+- [actions] update rebase action [`75240b9`](https://github.com/ljharb/side-channel/commit/75240b9963b816e8846400d2287cb68f88c7fba7)
+- [Dev Deps] update `@ljharb/eslint-config`, `aud`, `npmignore`, `tape` [`ae8d281`](https://github.com/ljharb/side-channel/commit/ae8d281572430099109870fd9430d2ca3f320b8d)
+- [Dev Deps] update `@ljharb/eslint-config`, `aud`, `tape` [`7125b88`](https://github.com/ljharb/side-channel/commit/7125b885fd0eacad4fee9b073b72d14065ece278)
+- [Deps] update `call-bind`, `get-intrinsic`, `object-inspect` [`82577c9`](https://github.com/ljharb/side-channel/commit/82577c9796304519139a570f82a317211b5f3b86)
+- [Deps] update `call-bind`, `get-intrinsic`, `object-inspect` [`550aadf`](https://github.com/ljharb/side-channel/commit/550aadf20475a6081fd70304cc54f77259a5c8a8)
+- [Tests] increase coverage [`5130877`](https://github.com/ljharb/side-channel/commit/5130877a7b27c862e64e6d1c12a178b28808859d)
+- [Deps] update `get-intrinsic`, `object-inspect` [`ba0194c`](https://github.com/ljharb/side-channel/commit/ba0194c505b1a8a0427be14cadd5b8a46d4d01b8)
+- [meta] add missing `engines.node` [`985fd24`](https://github.com/ljharb/side-channel/commit/985fd249663cb06617a693a94fe08cad12f5cb70)
+- [Refactor] use `es-errors`, so things that only need those do not need `get-intrinsic` [`40227a8`](https://github.com/ljharb/side-channel/commit/40227a87b01709ad2c0eebf87eb4223a800099b9)
+- [Deps] update `get-intrinsic` [`a989b40`](https://github.com/ljharb/side-channel/commit/a989b4024958737ae7be9fbffdeff2078f33a0fd)
+- [Deps] update `object-inspect` [`aec42d2`](https://github.com/ljharb/side-channel/commit/aec42d2ec541a31aaa02475692c87d489237d9a3)
+
+## [v1.0.4](https://github.com/ljharb/side-channel/compare/v1.0.3...v1.0.4) - 2020-12-29
+
+### Commits
+
+- [Tests] migrate tests to Github Actions [`10909cb`](https://github.com/ljharb/side-channel/commit/10909cbf8ce9c0bf96f604cf13d7ffd5a22c2d40)
+- [Refactor] Use a linked list rather than an array, and move accessed nodes to the beginning [`195613f`](https://github.com/ljharb/side-channel/commit/195613f28b5c1e6072ef0b61b5beebaf2b6a304e)
+- [meta] do not publish github action workflow files [`290ec29`](https://github.com/ljharb/side-channel/commit/290ec29cd21a60585145b4a7237ec55228c52c27)
+- [Tests] run `nyc` on all tests; use `tape` runner [`ea6d030`](https://github.com/ljharb/side-channel/commit/ea6d030ff3fe6be2eca39e859d644c51ecd88869)
+- [actions] add "Allow Edits" workflow [`d464d8f`](https://github.com/ljharb/side-channel/commit/d464d8fe52b5eddf1504a0ed97f0941a90f32c15)
+- [Dev Deps] update `eslint`, `@ljharb/eslint-config`, `aud`, `auto-changelog` [`02daca8`](https://github.com/ljharb/side-channel/commit/02daca87c6809821c97be468d1afa2f5ef447383)
+- [Refactor] use `call-bind` and `get-intrinsic` instead of `es-abstract` [`e09d481`](https://github.com/ljharb/side-channel/commit/e09d481528452ebafa5cdeae1af665c35aa2deee)
+- [Deps] update `object.assign` [`ee83aa8`](https://github.com/ljharb/side-channel/commit/ee83aa81df313b5e46319a63adb05cf0c179079a)
+- [actions] update rebase action to use checkout v2 [`7726b0b`](https://github.com/ljharb/side-channel/commit/7726b0b058b632fccea709f58960871defaaa9d7)
+
+## [v1.0.3](https://github.com/ljharb/side-channel/compare/v1.0.2...v1.0.3) - 2020-08-23
+
+### Commits
+
+- [Dev Deps] update `eslint`, `@ljharb/eslint-config`, `aud`, `auto-changelog`, `tape` [`1f10561`](https://github.com/ljharb/side-channel/commit/1f105611ef3acf32dec8032ae5c0baa5e56bb868)
+- [Deps] update `es-abstract`, `object-inspect` [`bc20159`](https://github.com/ljharb/side-channel/commit/bc201597949a505e37cef9eaf24c7010831e6f03)
+- [Dev Deps] update `@ljharb/eslint-config`, `tape` [`b9b2b22`](https://github.com/ljharb/side-channel/commit/b9b2b225f9e0ea72a6ec2b89348f0bd690bc9ed1)
+- [Dev Deps] update `eslint`, `@ljharb/eslint-config`, `tape` [`7055ab4`](https://github.com/ljharb/side-channel/commit/7055ab4de0860606efd2003674a74f1fe6ebc07e)
+- [Dev Deps] update `auto-changelog`; add `aud` [`d278c37`](https://github.com/ljharb/side-channel/commit/d278c37d08227be4f84aa769fcd919e73feeba40)
+- [actions] switch Automatic Rebase workflow to `pull_request_target` event [`3bcf982`](https://github.com/ljharb/side-channel/commit/3bcf982faa122745b39c33ce83d32fdf003741c6)
+- [Tests] only audit prod deps [`18d01c4`](https://github.com/ljharb/side-channel/commit/18d01c4015b82a3d75044c4d5ba7917b2eac01ec)
+- [Deps] update `es-abstract` [`6ab096d`](https://github.com/ljharb/side-channel/commit/6ab096d9de2b482cf5e0717e34e212f5b2b9bc9a)
+- [Dev Deps] update `tape` [`9dc174c`](https://github.com/ljharb/side-channel/commit/9dc174cc651dfd300b4b72da936a0a7eda5f9452)
+- [Deps] update `es-abstract` [`431d0f0`](https://github.com/ljharb/side-channel/commit/431d0f0ff11fbd2ae6f3115582a356d3a1cfce82)
+- [Deps] update `es-abstract` [`49869fd`](https://github.com/ljharb/side-channel/commit/49869fd323bf4453f0ba515c0fb265cf5ab7b932)
+- [meta] Add package.json to package's exports [`77d9cdc`](https://github.com/ljharb/side-channel/commit/77d9cdceb2a9e47700074f2ae0c0a202e7dac0d4)
+
+## [v1.0.2](https://github.com/ljharb/side-channel/compare/v1.0.1...v1.0.2) - 2019-12-20
+
+### Commits
+
+- [Dev Deps] update `@ljharb/eslint-config`, `tape` [`4a526df`](https://github.com/ljharb/side-channel/commit/4a526df44e4701566ed001ec78546193f818b082)
+- [Deps] update `es-abstract` [`d4f6e62`](https://github.com/ljharb/side-channel/commit/d4f6e629b6fb93a07415db7f30d3c90fd7f264fe)
+
+## [v1.0.1](https://github.com/ljharb/side-channel/compare/v1.0.0...v1.0.1) - 2019-12-01
+
+### Commits
+
+- [Fix] add missing "exports" [`d212907`](https://github.com/ljharb/side-channel/commit/d2129073abf0701a5343bf28aa2145617604dc2e)
+
+## v1.0.0 - 2019-12-01
+
+### Commits
+
+- Initial implementation [`dbebd3a`](https://github.com/ljharb/side-channel/commit/dbebd3a4b5ed64242f9a6810efe7c4214cd8cde4)
+- Initial tests [`73bdefe`](https://github.com/ljharb/side-channel/commit/73bdefe568c9076cf8c0b8719bc2141aec0e19b8)
+- Initial commit [`43c03e1`](https://github.com/ljharb/side-channel/commit/43c03e1c2849ec50a87b7a5cd76238a62b0b8770)
+- npm init [`5c090a7`](https://github.com/ljharb/side-channel/commit/5c090a765d66a5527d9889b89aeff78dee91348c)
+- [meta] add `auto-changelog` [`a5c4e56`](https://github.com/ljharb/side-channel/commit/a5c4e5675ec02d5eb4d84b4243aeea2a1d38fbec)
+- [actions] add automatic rebasing / merge commit blocking [`bab1683`](https://github.com/ljharb/side-channel/commit/bab1683d8f9754b086e94397699fdc645e0d7077)
+- [meta] add `funding` field; create FUNDING.yml [`63d7aea`](https://github.com/ljharb/side-channel/commit/63d7aeaf34f5650650ae97ca4b9fae685bd0937c)
+- [Tests] add `npm run lint` [`46a5a81`](https://github.com/ljharb/side-channel/commit/46a5a81705cd2664f83df232c01dbbf2ee952885)
+- Only apps should have lockfiles [`8b16b03`](https://github.com/ljharb/side-channel/commit/8b16b0305f00895d90c4e2e5773c854cfea0e448)
+- [meta] add `safe-publish-latest` [`2f098ef`](https://github.com/ljharb/side-channel/commit/2f098ef092a39399cfe548b19a1fc03c2fd2f490)
diff --git a/backend/node_modules/side-channel/LICENSE b/backend/node_modules/side-channel/LICENSE
new file mode 100644
index 0000000..3900dd7
--- /dev/null
+++ b/backend/node_modules/side-channel/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2019 Jordan Harband
+
+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.
diff --git a/backend/node_modules/side-channel/README.md b/backend/node_modules/side-channel/README.md
new file mode 100644
index 0000000..7fa4f06
--- /dev/null
+++ b/backend/node_modules/side-channel/README.md
@@ -0,0 +1,2 @@
+# side-channel
+Store information about any JS value in a side channel. Uses WeakMap if available.
diff --git a/backend/node_modules/side-channel/index.d.ts b/backend/node_modules/side-channel/index.d.ts
new file mode 100644
index 0000000..7cb112b
--- /dev/null
+++ b/backend/node_modules/side-channel/index.d.ts
@@ -0,0 +1,27 @@
+declare namespace getSideChannel {
+	type Key = unknown;
+	type ListNode<T> = {
+		key: Key;
+		next: ListNode<T>;
+		value: T;
+	};
+	type RootNode<T> = {
+		key: object;
+		next: null | ListNode<T>;
+	};
+	function listGetNode<T>(list: RootNode<T>, key: ListNode<T>['key']): ListNode<T> | void;
+	function listGet<T>(objects: RootNode<T>, key: ListNode<T>['key']): T | void;
+	function listSet<T>(objects: RootNode<T>, key: ListNode<T>['key'], value: T): void;
+	function listHas<T>(objects: RootNode<T>, key: ListNode<T>['key']): boolean;
+
+	type Channel = {
+		assert: (key: Key) => void;
+		has: (key: Key) => boolean;
+		get: <T>(key: Key) => T;
+		set: <T>(key: Key, value: T) => void;
+	}
+}
+
+declare function getSideChannel(): getSideChannel.Channel;
+
+export = getSideChannel;
diff --git a/backend/node_modules/side-channel/index.js b/backend/node_modules/side-channel/index.js
new file mode 100644
index 0000000..6b6926e
--- /dev/null
+++ b/backend/node_modules/side-channel/index.js
@@ -0,0 +1,129 @@
+'use strict';
+
+var GetIntrinsic = require('get-intrinsic');
+var callBound = require('call-bind/callBound');
+var inspect = require('object-inspect');
+
+var $TypeError = require('es-errors/type');
+var $WeakMap = GetIntrinsic('%WeakMap%', true);
+var $Map = GetIntrinsic('%Map%', true);
+
+var $weakMapGet = callBound('WeakMap.prototype.get', true);
+var $weakMapSet = callBound('WeakMap.prototype.set', true);
+var $weakMapHas = callBound('WeakMap.prototype.has', true);
+var $mapGet = callBound('Map.prototype.get', true);
+var $mapSet = callBound('Map.prototype.set', true);
+var $mapHas = callBound('Map.prototype.has', true);
+
+/*
+* This function traverses the list returning the node corresponding to the given key.
+*
+* That node is also moved to the head of the list, so that if it's accessed again we don't need to traverse the whole list. By doing so, all the recently used nodes can be accessed relatively quickly.
+*/
+/** @type {import('.').listGetNode} */
+var listGetNode = function (list, key) { // eslint-disable-line consistent-return
+	/** @type {typeof list | NonNullable<(typeof list)['next']>} */
+	var prev = list;
+	/** @type {(typeof list)['next']} */
+	var curr;
+	for (; (curr = prev.next) !== null; prev = curr) {
+		if (curr.key === key) {
+			prev.next = curr.next;
+			// eslint-disable-next-line no-extra-parens
+			curr.next = /** @type {NonNullable<typeof list.next>} */ (list.next);
+			list.next = curr; // eslint-disable-line no-param-reassign
+			return curr;
+		}
+	}
+};
+
+/** @type {import('.').listGet} */
+var listGet = function (objects, key) {
+	var node = listGetNode(objects, key);
+	return node && node.value;
+};
+/** @type {import('.').listSet} */
+var listSet = function (objects, key, value) {
+	var node = listGetNode(objects, key);
+	if (node) {
+		node.value = value;
+	} else {
+		// Prepend the new node to the beginning of the list
+		objects.next = /** @type {import('.').ListNode<typeof value>} */ ({ // eslint-disable-line no-param-reassign, no-extra-parens
+			key: key,
+			next: objects.next,
+			value: value
+		});
+	}
+};
+/** @type {import('.').listHas} */
+var listHas = function (objects, key) {
+	return !!listGetNode(objects, key);
+};
+
+/** @type {import('.')} */
+module.exports = function getSideChannel() {
+	/** @type {WeakMap<object, unknown>} */ var $wm;
+	/** @type {Map<object, unknown>} */ var $m;
+	/** @type {import('.').RootNode<unknown>} */ var $o;
+
+	/** @type {import('.').Channel} */
+	var channel = {
+		assert: function (key) {
+			if (!channel.has(key)) {
+				throw new $TypeError('Side channel does not contain ' + inspect(key));
+			}
+		},
+		get: function (key) { // eslint-disable-line consistent-return
+			if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
+				if ($wm) {
+					return $weakMapGet($wm, key);
+				}
+			} else if ($Map) {
+				if ($m) {
+					return $mapGet($m, key);
+				}
+			} else {
+				if ($o) { // eslint-disable-line no-lonely-if
+					return listGet($o, key);
+				}
+			}
+		},
+		has: function (key) {
+			if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
+				if ($wm) {
+					return $weakMapHas($wm, key);
+				}
+			} else if ($Map) {
+				if ($m) {
+					return $mapHas($m, key);
+				}
+			} else {
+				if ($o) { // eslint-disable-line no-lonely-if
+					return listHas($o, key);
+				}
+			}
+			return false;
+		},
+		set: function (key, value) {
+			if ($WeakMap && key && (typeof key === 'object' || typeof key === 'function')) {
+				if (!$wm) {
+					$wm = new $WeakMap();
+				}
+				$weakMapSet($wm, key, value);
+			} else if ($Map) {
+				if (!$m) {
+					$m = new $Map();
+				}
+				$mapSet($m, key, value);
+			} else {
+				if (!$o) {
+					// Initialize the linked list as an empty node, so that we don't have to special-case handling of the first node: we can always refer to it as (previous node).next, instead of something like (list).head
+					$o = { key: {}, next: null };
+				}
+				listSet($o, key, value);
+			}
+		}
+	};
+	return channel;
+};
diff --git a/backend/node_modules/side-channel/package.json b/backend/node_modules/side-channel/package.json
new file mode 100644
index 0000000..02cffca
--- /dev/null
+++ b/backend/node_modules/side-channel/package.json
@@ -0,0 +1,84 @@
+{
+	"name": "side-channel",
+	"version": "1.0.6",
+	"description": "Store information about any JS value in a side channel. Uses WeakMap if available.",
+	"main": "index.js",
+	"exports": {
+		"./package.json": "./package.json",
+		".": "./index.js"
+	},
+	"types": "./index.d.ts",
+	"scripts": {
+		"prepack": "npmignore --auto --commentLines=autogenerated",
+		"prepublishOnly": "safe-publish-latest",
+		"prepublish": "not-in-publish || npm run prepublishOnly",
+		"prelint": "eclint check $(git ls-files | xargs find 2> /dev/null | grep -vE 'node_modules|\\.git')",
+		"lint": "eslint --ext=js,mjs .",
+		"postlint": "tsc -p .",
+		"pretest": "npm run lint",
+		"tests-only": "nyc tape 'test/**/*.js'",
+		"test": "npm run tests-only",
+		"posttest": "aud --production",
+		"version": "auto-changelog && git add CHANGELOG.md",
+		"postversion": "auto-changelog && git add CHANGELOG.md && git commit --no-edit --amend && git tag -f \"v$(node -e \"console.log(require('./package.json').version)\")\""
+	},
+	"repository": {
+		"type": "git",
+		"url": "git+https://github.com/ljharb/side-channel.git"
+	},
+	"keywords": [
+		"weakmap",
+		"map",
+		"side",
+		"channel",
+		"metadata"
+	],
+	"author": "Jordan Harband <ljharb@gmail.com>",
+	"funding": {
+		"url": "https://github.com/sponsors/ljharb"
+	},
+	"license": "MIT",
+	"bugs": {
+		"url": "https://github.com/ljharb/side-channel/issues"
+	},
+	"homepage": "https://github.com/ljharb/side-channel#readme",
+	"devDependencies": {
+		"@ljharb/eslint-config": "^21.1.0",
+		"@types/call-bind": "^1.0.5",
+		"@types/get-intrinsic": "^1.2.2",
+		"@types/object-inspect": "^1.8.4",
+		"@types/tape": "^5.6.4",
+		"aud": "^2.0.4",
+		"auto-changelog": "^2.4.0",
+		"eclint": "^2.8.1",
+		"eslint": "=8.8.0",
+		"in-publish": "^2.0.1",
+		"npmignore": "^0.3.1",
+		"nyc": "^10.3.2",
+		"safe-publish-latest": "^2.0.0",
+		"tape": "^5.7.5",
+		"typescript": "next"
+	},
+	"dependencies": {
+		"call-bind": "^1.0.7",
+		"es-errors": "^1.3.0",
+		"get-intrinsic": "^1.2.4",
+		"object-inspect": "^1.13.1"
+	},
+	"auto-changelog": {
+		"output": "CHANGELOG.md",
+		"template": "keepachangelog",
+		"unreleased": false,
+		"commitLimit": false,
+		"backfillLimit": false,
+		"hideCredit": true
+	},
+	"publishConfig": {
+		"ignore": [
+			".github/workflows"
+		]
+	},
+	"engines": {
+		"node": ">= 0.4"
+	}
+}
diff --git a/backend/node_modules/side-channel/test/index.js b/backend/node_modules/side-channel/test/index.js
new file mode 100644
index 0000000..8da3200
--- /dev/null
+++ b/backend/node_modules/side-channel/test/index.js
@@ -0,0 +1,83 @@
+'use strict';
+
+var test = require('tape');
+
+var getSideChannel = require('../');
+
+test('export', function (t) {
+	t.equal(typeof getSideChannel, 'function', 'is a function');
+	t.equal(getSideChannel.length, 0, 'takes no arguments');
+
+	var channel = getSideChannel();
+	t.ok(channel, 'is truthy');
+	t.equal(typeof channel, 'object', 'is an object');
+
+	t.end();
+});
+
+test('assert', function (t) {
+	var channel = getSideChannel();
+	t['throws'](
+		function () { channel.assert({}); },
+		TypeError,
+		'nonexistent value throws'
+	);
+
+	var o = {};
+	channel.set(o, 'data');
+	t.doesNotThrow(function () { channel.assert(o); }, 'existent value noops');
+
+	t.end();
+});
+
+test('has', function (t) {
+	var channel = getSideChannel();
+	/** @type {unknown[]} */ var o = [];
+
+	t.equal(channel.has(o), false, 'nonexistent value yields false');
+
+	channel.set(o, 'foo');
+	t.equal(channel.has(o), true, 'existent value yields true');
+
+	t.equal(channel.has('abc'), false, 'non object value non existent yields false');
+
+	channel.set('abc', 'foo');
+	t.equal(channel.has('abc'), true, 'non object value that exists yields true');
+
+	t.end();
+});
+
+test('get', function (t) {
+	var channel = getSideChannel();
+	var o = {};
+	t.equal(channel.get(o), undefined, 'nonexistent value yields undefined');
+
+	var data = {};
+	channel.set(o, data);
+	t.equal(channel.get(o), data, '"get" yields data set by "set"');
+
+	t.end();
+});
+
+test('set', function (t) {
+	var channel = getSideChannel();
+	var o = function () {};
+	t.equal(channel.get(o), undefined, 'value not set');
+
+	channel.set(o, 42);
+	t.equal(channel.get(o), 42, 'value was set');
+
+	channel.set(o, Infinity);
+	t.equal(channel.get(o), Infinity, 'value was set again');
+
+	var o2 = {};
+	channel.set(o2, 17);
+	t.equal(channel.get(o), Infinity, 'o is not modified');
+	t.equal(channel.get(o2), 17, 'o2 is set');
+
+	channel.set(o, 14);
+	t.equal(channel.get(o), 14, 'o is modified');
+	t.equal(channel.get(o2), 17, 'o2 is not modified');
+
+	t.end();
+});
diff --git a/backend/node_modules/side-channel/tsconfig.json b/backend/node_modules/side-channel/tsconfig.json
new file mode 100644
index 0000000..fdfa155
--- /dev/null
+++ b/backend/node_modules/side-channel/tsconfig.json
@@ -0,0 +1,50 @@
+{
+	"compilerOptions": {
+		/* Visit https://aka.ms/tsconfig.json to read more about this file */
+
+		/* Projects */
+
+		/* Language and Environment */
+		"target": "es2022",																	/* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
+		// "lib": [],																				/* Specify a set of bundled library declaration files that describe the target runtime environment. */
+		// "noLib": true,																		/* Disable including any library files, including the default lib.d.ts. */
+		"useDefineForClassFields": true,										 /* Emit ECMAScript-standard-compliant class fields. */
+		// "moduleDetection": "auto",												/* Control what method is used to detect module-format JS files. */
+
+		/* Modules */
+		"module": "commonjs",																/* Specify what module code is generated. */
+		// "rootDir": "./",																	/* Specify the root folder within your source files. */
+		// "moduleResolution": "node",											 /* Specify how TypeScript looks up a file from a given module specifier. */
+		// "baseUrl": "./",																	/* Specify the base directory to resolve non-relative module names. */
+		// "paths": {},																			/* Specify a set of entries that re-map imports to additional lookup locations. */
+		// "rootDirs": [],																	 /* Allow multiple folders to be treated as one when resolving modules. */
+		// "typeRoots": ["types"],													 /* Specify multiple folders that act like `./node_modules/@types`. */
+		"resolveJsonModule": true,													 /* Enable importing .json files. */
+		// "allowArbitraryExtensions": true,								 /* Enable importing files with any extension, provided a declaration file is present. */
+
+		/* JavaScript Support */
+		"allowJs": true,																		 /* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */
+		"checkJs": true,																		 /* Enable error reporting in type-checked JavaScript files. */
+		"maxNodeModuleJsDepth": 1,													 /* Specify the maximum folder depth used for checking JavaScript files from `node_modules`. Only applicable with `allowJs`. */
+
+		/* Emit */
+		"declaration": true,																 /* Generate .d.ts files from TypeScript and JavaScript files in your project. */
+		"declarationMap": true,															/* Create sourcemaps for d.ts files. */
+		"noEmit": true,																			/* Disable emitting files from a compilation. */
+
+		/* Interop Constraints */
+		"allowSyntheticDefaultImports": true,								/* Allow `import x from y` when a module doesn't have a default export. */
+		"esModuleInterop": true,														 /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables `allowSyntheticDefaultImports` for type compatibility. */
+		"forceConsistentCasingInFileNames": true,						/* Ensure that casing is correct in imports. */
+
+		/* Type Checking */
+		"strict": true,																			/* Enable all strict type-checking options. */
+
+		/* Completeness */
+		// "skipLibCheck": true															/* Skip type checking all .d.ts files. */
+	},
+	"exclude": [
+		"coverage",
+		"test/list-exports"
+	],
+}