Added mqtt.js and test code

Makefile

@@ -0,0 +1,7 @@
+.PHONY: build
+build:
+	npm run build
+
+.PHONY: run
+run: build
+	cd build && python3 -m http.server

package-lock.json

@@ -7,6 +7,9 @@
 		"": {
 			"name": "vex-svelte",
 			"version": "0.0.1",
+			"dependencies": {
+				"mqtt": "^5.3.4"
+			},
 			"devDependencies": {
 				"@sveltejs/adapter-auto": "^3.0.0",
 				"@sveltejs/adapter-static": "^3.0.1",
@@ -31,6 +34,17 @@
 				"node": ">=6.0.0"
 			}
 		},
+		"node_modules/@babel/runtime": {
+			"version": "7.23.7",
+			"resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.23.7.tgz",
+			"integrity": "sha512-w06OXVOFso7LcbzMiDGt+3X7Rh7Ho8MmgPoWU3rarH+8upf+wSU/grlGbWzQyr3DkdN6ZeuMFjpdwW0Q+HxobA==",
+			"dependencies": {
+				"regenerator-runtime": "^0.14.0"
+			},
+			"engines": {
+				"node": ">=6.9.0"
+			}
+		},
 		"node_modules/@esbuild/aix-ppc64": {
 			"version": "0.19.11",
 			"resolved": "https://registry.npmjs.org/@esbuild/aix-ppc64/-/aix-ppc64-0.19.11.tgz",
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 			"dev": true
 		},
+		"node_modules/@types/node": {
+			"version": "20.10.6",
+			"resolved": "https://registry.npmjs.org/@types/node/-/node-20.10.6.tgz",
+			"integrity": "sha512-Vac8H+NlRNNlAmDfGUP7b5h/KA+AtWIzuXy0E6OyP8f1tCLYAtPvKRRDJjAPqhpCb0t6U2j7/xqAuLEebW2kiw==",
+			"dependencies": {
+				"undici-types": "~5.26.4"
+			}
+		},
 		"node_modules/@types/pug": {
 			"version": "2.0.10",
 			"resolved": "https://registry.npmjs.org/@types/pug/-/pug-2.0.10.tgz",
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 			"dev": true
 		},
+		"node_modules/@types/readable-stream": {
+			"version": "4.0.10",
+			"resolved": "https://registry.npmjs.org/@types/readable-stream/-/readable-stream-4.0.10.tgz",
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+			"dependencies": {
+				"@types/node": "*",
+				"safe-buffer": "~5.1.1"
+			}
+		},
+		"node_modules/@types/ws": {
+			"version": "8.5.10",
+			"resolved": "https://registry.npmjs.org/@types/ws/-/ws-8.5.10.tgz",
+			"integrity": "sha512-vmQSUcfalpIq0R9q7uTo2lXs6eGIpt9wtnLdMv9LVpIjCA/+ufZRozlVoVelIYixx1ugCBKDhn89vnsEGOCx9A==",
+			"dependencies": {
+				"@types/node": "*"
+			}
+		},
+		"node_modules/abort-controller": {
+			"version": "3.0.0",
+			"resolved": "https://registry.npmjs.org/abort-controller/-/abort-controller-3.0.0.tgz",
+			"integrity": "sha512-h8lQ8tacZYnR3vNQTgibj+tODHI5/+l06Au2Pcriv/Gmet0eaj4TwWH41sO9wnHDiQsEj19q0drzdWdeAHtweg==",
+			"dependencies": {
+				"event-target-shim": "^5.0.0"
+			},
+			"engines": {
+				"node": ">=6.5"
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 		"node_modules/acorn": {
 			"version": "8.11.3",
 			"resolved": "https://registry.npmjs.org/acorn/-/acorn-8.11.3.tgz",
@@ -812,8 +862,26 @@
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-			"dev": true
+		},
+		"node_modules/base64-js": {
+			"version": "1.5.1",
+			"resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
+			"integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==",
+			"funding": [
+				{
+					"type": "github",
+					"url": "https://github.com/sponsors/feross"
+				},
+				{
+					"type": "patreon",
+					"url": "https://www.patreon.com/feross"
+				},
+				{
+					"type": "consulting",
+					"url": "https://feross.org/support"
+				}
+			]
 		},
 		"node_modules/binary-extensions": {
 			"version": "2.2.0",
@@ -824,6 +892,16 @@
 				"node": ">=8"
 			}
 		},
+		"node_modules/bl": {
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+			"resolved": "https://registry.npmjs.org/bl/-/bl-6.0.10.tgz",
+			"integrity": "sha512-F14DFhDZfxtVm2FY0k9kG2lWAwzZkO9+jX3Ytuoy/V0E1/5LBuBzzQHXAjqpxXEDIpmTPZZf5GVIGPQcLxFpaA==",
+			"dependencies": {
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+				"inherits": "^2.0.4",
+				"readable-stream": "^4.2.0"
+			}
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 		"node_modules/brace-expansion": {
 			"version": "1.1.11",
 			"resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
@@ -846,6 +924,29 @@
 				"node": ">=8"
 			}
 		},
+		"node_modules/buffer": {
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+			"resolved": "https://registry.npmjs.org/buffer/-/buffer-6.0.3.tgz",
+			"integrity": "sha512-FTiCpNxtwiZZHEZbcbTIcZjERVICn9yq/pDFkTl95/AxzD1naBctN7YO68riM/gLSDY7sdrMby8hofADYuuqOA==",
+			"funding": [
+				{
+					"type": "github",
+					"url": "https://github.com/sponsors/feross"
+				},
+				{
+					"type": "patreon",
+					"url": "https://www.patreon.com/feross"
+				},
+				{
+					"type": "consulting",
+					"url": "https://feross.org/support"
+				}
+			],
+			"dependencies": {
+				"base64-js": "^1.3.1",
+				"ieee754": "^1.2.1"
+			}
+		},
 		"node_modules/buffer-crc32": {
 			"version": "0.2.13",
 			"resolved": "https://registry.npmjs.org/buffer-crc32/-/buffer-crc32-0.2.13.tgz",
@@ -855,6 +956,11 @@
 				"node": "*"
 			}
 		},
+		"node_modules/buffer-from": {
+			"version": "1.1.2",
+			"resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.2.tgz",
+			"integrity": "sha512-E+XQCRwSbaaiChtv6k6Dwgc+bx+Bs6vuKJHHl5kox/BaKbhiXzqQOwK4cO22yElGp2OCmjwVhT3HmxgyPGnJfQ=="
+		},
 		"node_modules/callsites": {
 			"version": "3.1.0",
 			"resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
@@ -904,12 +1010,44 @@
 				"periscopic": "^3.1.0"
 			}
 		},
+		"node_modules/commist": {
+			"version": "3.2.0",
+			"resolved": "https://registry.npmjs.org/commist/-/commist-3.2.0.tgz",
+			"integrity": "sha512-4PIMoPniho+LqXmpS5d3NuGYncG6XWlkBSVGiWycL22dd42OYdUGil2CWuzklaJoNxyxUSpO4MKIBU94viWNAw=="
+		},
 		"node_modules/concat-map": {
 			"version": "0.0.1",
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 			"dev": true
 		},
+		"node_modules/concat-stream": {
+			"version": "2.0.0",
+			"resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-2.0.0.tgz",
+			"integrity": "sha512-MWufYdFw53ccGjCA+Ol7XJYpAlW6/prSMzuPOTRnJGcGzuhLn4Scrz7qf6o8bROZ514ltazcIFJZevcfbo0x7A==",
+			"engines": [
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+			],
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+				"inherits": "^2.0.3",
+				"readable-stream": "^3.0.2",
+				"typedarray": "^0.0.6"
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+		},
+		"node_modules/concat-stream/node_modules/readable-stream": {
+			"version": "3.6.2",
+			"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.2.tgz",
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 		"node_modules/cookie": {
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@@ -1041,6 +1178,22 @@
 				"@types/estree": "^1.0.0"
 			}
 		},
+		"node_modules/event-target-shim": {
+			"version": "5.0.1",
+			"resolved": "https://registry.npmjs.org/event-target-shim/-/event-target-shim-5.0.1.tgz",
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+			"engines": {
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+			}
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+		"node_modules/events": {
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 		"node_modules/fast-glob": {
 			"version": "3.3.2",
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@@ -1057,6 +1210,18 @@
 				"node": ">=8.6.0"
 			}
 		},
+		"node_modules/fast-unique-numbers": {
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+			"dependencies": {
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+				"tslib": "^2.6.2"
+			},
+			"engines": {
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 		"node_modules/fastq": {
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 			"dev": true
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+		"node_modules/help-me": {
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+			"dependencies": {
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+			"dependencies": {
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+				"inflight": "^1.0.4",
+				"inherits": "2",
+				"minimatch": "^5.0.1",
+				"once": "^1.3.0"
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+			},
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+			"funding": [
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+					"url": "https://github.com/sponsors/feross"
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+					"url": "https://www.patreon.com/feross"
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+					"type": "consulting",
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@@ -1241,6 +1481,15 @@
 				"@types/estree": "*"
 			}
 		},
+		"node_modules/js-sdsl": {
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+			"funding": {
+				"type": "opencollective",
+				"url": "https://opencollective.com/js-sdsl"
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 			"dev": true
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+		"node_modules/lru-cache": {
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+			"engines": {
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@@ -1321,7 +1578,6 @@
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 			"integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==",
-			"dev": true,
 			"funding": {
 				"url": "https://github.com/sponsors/ljharb"
 			}
@@ -1338,6 +1594,48 @@
 				"mkdirp": "bin/cmd.js"
 			}
 		},
+		"node_modules/mqtt": {
+			"version": "5.3.4",
+			"resolved": "https://registry.npmjs.org/mqtt/-/mqtt-5.3.4.tgz",
+			"integrity": "sha512-nyhr2bnFtyiv68jV3yfR6eQtGcGs/jr2l3ETKXYc0amttsasXa1KgvETHRNRjfeDt/yc68IqoEjFzKkHpoQUPQ==",
+			"dependencies": {
+				"@types/readable-stream": "^4.0.5",
+				"@types/ws": "^8.5.9",
+				"commist": "^3.2.0",
+				"concat-stream": "^2.0.0",
+				"debug": "^4.3.4",
+				"help-me": "^4.2.0",
+				"lru-cache": "^10.0.1",
+				"minimist": "^1.2.8",
+				"mqtt": "^5.2.0",
+				"mqtt-packet": "^9.0.0",
+				"number-allocator": "^1.0.14",
+				"readable-stream": "^4.4.2",
+				"reinterval": "^1.1.0",
+				"rfdc": "^1.3.0",
+				"split2": "^4.2.0",
+				"worker-timers": "^7.0.78",
+				"ws": "^8.14.2"
+			},
+			"bin": {
+				"mqtt": "build/bin/mqtt.js",
+				"mqtt_pub": "build/bin/pub.js",
+				"mqtt_sub": "build/bin/sub.js"
+			},
+			"engines": {
+				"node": ">=16.0.0"
+			}
+		},
+		"node_modules/mqtt-packet": {
+			"version": "9.0.0",
+			"resolved": "https://registry.npmjs.org/mqtt-packet/-/mqtt-packet-9.0.0.tgz",
+			"integrity": "sha512-8v+HkX+fwbodsWAZIZTI074XIoxVBOmPeggQuDFCGg1SqNcC+uoRMWu7J6QlJPqIUIJXmjNYYHxBBLr1Y/Df4w==",
+			"dependencies": {
+				"bl": "^6.0.8",
+				"debug": "^4.3.4",
+				"process-nextick-args": "^2.0.1"
+			}
+		},
 		"node_modules/mri": {
 			"version": "1.2.0",
 			"resolved": "https://registry.npmjs.org/mri/-/mri-1.2.0.tgz",
@@ -1359,8 +1657,7 @@
 		"node_modules/ms": {
 			"version": "2.1.2",
 			"resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
-			"integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
+			"integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
-			"dev": true
 		},
 		"node_modules/nanoid": {
 			"version": "3.3.7",
@@ -1389,11 +1686,19 @@
 				"node": ">=0.10.0"
 			}
 		},
+		"node_modules/number-allocator": {
+			"version": "1.0.14",
+			"resolved": "https://registry.npmjs.org/number-allocator/-/number-allocator-1.0.14.tgz",
+			"integrity": "sha512-OrL44UTVAvkKdOdRQZIJpLkAdjXGTRda052sN4sO77bKEzYYqWKMBjQvrJFzqygI99gL6Z4u2xctPW1tB8ErvA==",
+			"dependencies": {
+				"debug": "^4.3.1",
+				"js-sdsl": "4.3.0"
+			}
+		},
 		"node_modules/once": {
 			"version": "1.4.0",
 			"resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
 			"integrity": "sha512-lNaJgI+2Q5URQBkccEKHTQOPaXdUxnZZElQTZY0MFUAuaEqe1E+Nyvgdz/aIyNi6Z9MzO5dv1H8n58/GELp3+w==",
-			"dev": true,
 			"dependencies": {
 				"wrappy": "1"
 			}
@@ -1476,6 +1781,19 @@
 				"node": "^10 || ^12 || >=14"
 			}
 		},
+		"node_modules/process": {
+			"version": "0.11.10",
+			"resolved": "https://registry.npmjs.org/process/-/process-0.11.10.tgz",
+			"integrity": "sha512-cdGef/drWFoydD1JsMzuFf8100nZl+GT+yacc2bEced5f9Rjk4z+WtFUTBu9PhOi9j/jfmBPu0mMEY4wIdAF8A==",
+			"engines": {
+				"node": ">= 0.6.0"
+			}
+		},
+		"node_modules/process-nextick-args": {
+			"version": "2.0.1",
+			"resolved": "https://registry.npmjs.org/process-nextick-args/-/process-nextick-args-2.0.1.tgz",
+			"integrity": "sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag=="
+		},
 		"node_modules/queue-microtask": {
 			"version": "1.2.3",
 			"resolved": "https://registry.npmjs.org/queue-microtask/-/queue-microtask-1.2.3.tgz",
@@ -1496,6 +1814,21 @@
 				}
 			]
 		},
+		"node_modules/readable-stream": {
+			"version": "4.5.2",
+			"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-4.5.2.tgz",
+			"integrity": "sha512-yjavECdqeZ3GLXNgRXgeQEdz9fvDDkNKyHnbHRFtOr7/LcfgBcmct7t/ET+HaCTqfh06OzoAxrkN/IfjJBVe+g==",
+			"dependencies": {
+				"abort-controller": "^3.0.0",
+				"buffer": "^6.0.3",
+				"events": "^3.3.0",
+				"process": "^0.11.10",
+				"string_decoder": "^1.3.0"
+			},
+			"engines": {
+				"node": "^12.22.0 || ^14.17.0 || >=16.0.0"
+			}
+		},
 		"node_modules/readdirp": {
 			"version": "3.6.0",
 			"resolved": "https://registry.npmjs.org/readdirp/-/readdirp-3.6.0.tgz",
@@ -1508,6 +1841,16 @@
 				"node": ">=8.10.0"
 			}
 		},
+		"node_modules/regenerator-runtime": {
+			"version": "0.14.1",
+			"resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.14.1.tgz",
+			"integrity": "sha512-dYnhHh0nJoMfnkZs6GmmhFknAGRrLznOu5nc9ML+EJxGvrx6H7teuevqVqCuPcPK//3eDrrjQhehXVx9cnkGdw=="
+		},
+		"node_modules/reinterval": {
+			"version": "1.1.0",
+			"resolved": "https://registry.npmjs.org/reinterval/-/reinterval-1.1.0.tgz",
+			"integrity": "sha512-QIRet3SYrGp0HUHO88jVskiG6seqUGC5iAG7AwI/BV4ypGcuqk9Du6YQBUOUqm9c8pw1eyLoIaONifRua1lsEQ=="
+		},
 		"node_modules/resolve-from": {
 			"version": "4.0.0",
 			"resolved": "https://registry.npmjs.org/resolve-from/-/resolve-from-4.0.0.tgz",
@@ -1527,6 +1870,11 @@
 				"node": ">=0.10.0"
 			}
 		},
+		"node_modules/rfdc": {
+			"version": "1.3.0",
+			"resolved": "https://registry.npmjs.org/rfdc/-/rfdc-1.3.0.tgz",
+			"integrity": "sha512-V2hovdzFbOi77/WajaSMXk2OLm+xNIeQdMMuB7icj7bk6zi2F8GGAxigcnDFpJHbNyNcgyJDiP+8nOrY5cZGrA=="
+		},
 		"node_modules/rimraf": {
 			"version": "2.7.1",
 			"resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz",
@@ -1603,6 +1951,11 @@
 				"node": ">=6"
 			}
 		},
+		"node_modules/safe-buffer": {
+			"version": "5.1.2",
+			"resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+			"integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+		},
 		"node_modules/sander": {
 			"version": "0.5.1",
 			"resolved": "https://registry.npmjs.org/sander/-/sander-0.5.1.tgz",
@@ -1659,6 +2012,41 @@
 				"node": ">=0.10.0"
 			}
 		},
+		"node_modules/split2": {
+			"version": "4.2.0",
+			"resolved": "https://registry.npmjs.org/split2/-/split2-4.2.0.tgz",
+			"integrity": "sha512-UcjcJOWknrNkF6PLX83qcHM6KHgVKNkV62Y8a5uYDVv9ydGQVwAHMKqHdJje1VTWpljG0WYpCDhrCdAOYH4TWg==",
+			"engines": {
+				"node": ">= 10.x"
+			}
+		},
+		"node_modules/string_decoder": {
+			"version": "1.3.0",
+			"resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+			"integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+			"dependencies": {
+				"safe-buffer": "~5.2.0"
+			}
+		},
+		"node_modules/string_decoder/node_modules/safe-buffer": {
+			"version": "5.2.1",
+			"resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+			"integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
+			"funding": [
+				{
+					"type": "github",
+					"url": "https://github.com/sponsors/feross"
+				},
+				{
+					"type": "patreon",
+					"url": "https://www.patreon.com/feross"
+				},
+				{
+					"type": "consulting",
+					"url": "https://feross.org/support"
+				}
+			]
+		},
 		"node_modules/strip-indent": {
 			"version": "3.0.0",
 			"resolved": "https://registry.npmjs.org/strip-indent/-/strip-indent-3.0.0.tgz",
@@ -1823,6 +2211,16 @@
 				"node": ">=6"
 			}
 		},
+		"node_modules/tslib": {
+			"version": "2.6.2",
+			"resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.2.tgz",
+			"integrity": "sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q=="
+		},
+		"node_modules/typedarray": {
+			"version": "0.0.6",
+			"resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
+			"integrity": "sha512-/aCDEGatGvZ2BIk+HmLf4ifCJFwvKFNb9/JeZPMulfgFracn9QFcAf5GO8B/mweUjSoblS5In0cWhqpfs/5PQA=="
+		},
 		"node_modules/typescript": {
 			"version": "5.3.3",
 			"resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
@@ -1836,6 +2234,16 @@
 				"node": ">=14.17"
 			}
 		},
+		"node_modules/undici-types": {
+			"version": "5.26.5",
+			"resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
+			"integrity": "sha512-JlCMO+ehdEIKqlFxk6IfVoAUVmgz7cU7zD/h9XZ0qzeosSHmUJVOzSQvvYSYWXkFXC+IfLKSIffhv0sVZup6pA=="
+		},
+		"node_modules/util-deprecate": {
+			"version": "1.0.2",
+			"resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+			"integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw=="
+		},
 		"node_modules/vite": {
 			"version": "5.0.10",
 			"resolved": "https://registry.npmjs.org/vite/-/vite-5.0.10.tgz",
@@ -1905,11 +2313,61 @@
 				}
 			}
 		},
+		"node_modules/worker-timers": {
+			"version": "7.0.80",
+			"resolved": "https://registry.npmjs.org/worker-timers/-/worker-timers-7.0.80.tgz",
+			"integrity": "sha512-bYSAPNVR0Nrm7hTM3hQOxM3x+D9dXFG6kZ0BBqFyRu0BUGC5+DLLK5Sx281hCaNzOGMNcUMEaoeErx3Yuf7XIw==",
+			"dependencies": {
+				"@babel/runtime": "^7.23.6",
+				"tslib": "^2.6.2",
+				"worker-timers-broker": "^6.0.100",
+				"worker-timers-worker": "^7.0.64"
+			}
+		},
+		"node_modules/worker-timers-broker": {
+			"version": "6.0.100",
+			"resolved": "https://registry.npmjs.org/worker-timers-broker/-/worker-timers-broker-6.0.100.tgz",
+			"integrity": "sha512-sXF1NpuT+FlJvONSbdZ6wNB15oNGg/P6PvCZDMHWmI6s7bHEb0zQ7cTnk9k+96/3pd8SpbXFuM0/HcHVc2alDQ==",
+			"dependencies": {
+				"@babel/runtime": "^7.23.6",
+				"fast-unique-numbers": "^8.0.12",
+				"tslib": "^2.6.2",
+				"worker-timers-worker": "^7.0.64"
+			}
+		},
+		"node_modules/worker-timers-worker": {
+			"version": "7.0.64",
+			"resolved": "https://registry.npmjs.org/worker-timers-worker/-/worker-timers-worker-7.0.64.tgz",
+			"integrity": "sha512-bzBO7rVibSYFKu5NBYfjKBKHujaA/AJzJTuEEqaOGfzcTdJv15raDuGhtDoMjcNPvt3IylfLph6AK92kuifnXA==",
+			"dependencies": {
+				"@babel/runtime": "^7.23.6",
+				"tslib": "^2.6.2"
+			}
+		},
 		"node_modules/wrappy": {
 			"version": "1.0.2",
 			"resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-			"integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
+			"integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ=="
-			"dev": true
+		},
+		"node_modules/ws": {
+			"version": "8.16.0",
+			"resolved": "https://registry.npmjs.org/ws/-/ws-8.16.0.tgz",
+			"integrity": "sha512-HS0c//TP7Ina87TfiPUz1rQzMhHrl/SG2guqRcTOIUYD2q8uhUdNHZYJUaQ8aTGPzCh+c6oawMKW35nFl1dxyQ==",
+			"engines": {
+				"node": ">=10.0.0"
+			},
+			"peerDependencies": {
+				"bufferutil": "^4.0.1",
+				"utf-8-validate": ">=5.0.2"
+			},
+			"peerDependenciesMeta": {
+				"bufferutil": {
+					"optional": true
+				},
+				"utf-8-validate": {
+					"optional": true
+				}
+			}
 		}
 	}
 }

package.json

@@ -19,5 +19,8 @@
 		"typescript": "^5.0.0",
 		"vite": "^5.0.3"
 	},
-	"type": "module"
+	"type": "module",
+	"dependencies": {
+		"mqtt": "^5.3.4"
+	}
 }

src/routes/+page.svelte

@@ -1,2 +1,25 @@
-<h1>Welcome to SvelteKit</h1>
+<script>
-<p>Visit <a href="https://kit.svelte.dev">kit.svelte.dev</a> to read the documentation</p>
+import mqtt from "mqtt";
+const client = mqtt.connect("ws://127.0.0.1:8883");
+
+client.on("connect", () => {
+  console.log("connected");
+  client.subscribe("test", (err) => {
+    if (err) {
+      console.log(err);
+    } else {
+      console.log("subscribed");
+    }
+  });
+});
+
+client.on("message", (topic, message) => {
+  let topic_str = topic.toString();
+  let message_str = message.toString();
+
+  console.log(`${topic_str} - ${message_str}`);
+});
+
+</script>
+
+<h1>MQTT Test Page</h1>