Add back service worker (#229)

* Add back service worker

* Try setting serviceWorker to false in plugin to unregister SW

* Revert "Try setting serviceWorker to false in plugin to unregister SW"

This reverts commit 1e4febb436.

package-lock.json

@@ -1068,6 +1068,45 @@
 				"to-fast-properties": "^2.0.0"
 			}
 		},
+		"@hapi/address": {
+			"version": "2.1.4",
+			"resolved": "https://registry.npmjs.org/@hapi/address/-/address-2.1.4.tgz",
+			"integrity": "sha512-QD1PhQk+s31P1ixsX0H0Suoupp3VMXzIVMSwobR3F3MSUO2YCV0B7xqLcUw/Bh8yuvd3LhpyqLQWTNcRmp6IdQ==",
+			"dev": true
+		},
+		"@hapi/bourne": {
+			"version": "1.3.2",
+			"resolved": "https://registry.npmjs.org/@hapi/bourne/-/bourne-1.3.2.tgz",
+			"integrity": "sha512-1dVNHT76Uu5N3eJNTYcvxee+jzX4Z9lfciqRRHCU27ihbUcYi+iSc2iml5Ke1LXe1SyJCLA0+14Jh4tXJgOppA==",
+			"dev": true
+		},
+		"@hapi/hoek": {
+			"version": "8.5.1",
+			"resolved": "https://registry.npmjs.org/@hapi/hoek/-/hoek-8.5.1.tgz",
+			"integrity": "sha512-yN7kbciD87WzLGc5539Tn0sApjyiGHAJgKvG9W8C7O+6c7qmoQMfVs0W4bX17eqz6C78QJqqFrtgdK5EWf6Qow==",
+			"dev": true
+		},
+		"@hapi/joi": {
+			"version": "15.1.1",
+			"resolved": "https://registry.npmjs.org/@hapi/joi/-/joi-15.1.1.tgz",
+			"integrity": "sha512-entf8ZMOK8sc+8YfeOlM8pCfg3b5+WZIKBfUaaJT8UsjAAPjartzxIYm3TIbjvA4u+u++KbcXD38k682nVHDAQ==",
+			"dev": true,
+			"requires": {
+				"@hapi/address": "2.x.x",
+				"@hapi/bourne": "1.x.x",
+				"@hapi/hoek": "8.x.x",
+				"@hapi/topo": "3.x.x"
+			}
+		},
+		"@hapi/topo": {
+			"version": "3.1.6",
+			"resolved": "https://registry.npmjs.org/@hapi/topo/-/topo-3.1.6.tgz",
+			"integrity": "sha512-tAag0jEcjwH+P2quUfipd7liWCNX2F8NvYjQp2wtInsZxnMlypdw0FtAOLxtvvkO+GSRRbmNi8m/5y42PQJYCQ==",
+			"dev": true,
+			"requires": {
+				"@hapi/hoek": "^8.3.0"
+			}
+		},
 		"@mrmlnc/readdir-enhanced": {
 			"version": "2.2.1",
 			"resolved": "https://registry.npmjs.org/@mrmlnc/readdir-enhanced/-/readdir-enhanced-2.2.1.tgz",
@@ -1441,6 +1480,17 @@
 				"nprogress": "^0.2.0"
 			}
 		},
+		"@vuepress/plugin-pwa": {
+			"version": "1.5.0",
+			"resolved": "https://registry.npmjs.org/@vuepress/plugin-pwa/-/plugin-pwa-1.5.0.tgz",
+			"integrity": "sha512-u/LA53+HPSipcSqqut4+yUzoNUeEPiY9ZR6A1JWe6BrFl6Ec/GNHvy6h2IFdoVgMcU7A3keVEjOcFoNKUIkVEQ==",
+			"dev": true,
+			"requires": {
+				"@vuepress/shared-utils": "1.5.0",
+				"register-service-worker": "^1.7.0",
+				"workbox-build": "^4.3.1"
+			}
+		},
 		"@vuepress/plugin-register-components": {
 			"version": "1.5.0",
 			"resolved": "https://registry.npmjs.org/@vuepress/plugin-register-components/-/plugin-register-components-1.5.0.tgz",
@@ -2165,6 +2215,15 @@
 				"resolve": "^1.12.0"
 			}
 		},
+		"babel-extract-comments": {
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/babel-extract-comments/-/babel-extract-comments-1.0.0.tgz",
+			"integrity": "sha512-qWWzi4TlddohA91bFwgt6zO/J0X+io7Qp184Fw0m2JYRSTZnJbFR8+07KmzudHCZgOiKRCrjhylwv9Xd8gfhVQ==",
+			"dev": true,
+			"requires": {
+				"babylon": "^6.18.0"
+			}
+		},
 		"babel-loader": {
 			"version": "8.1.0",
 			"resolved": "https://registry.npmjs.org/babel-loader/-/babel-loader-8.1.0.tgz",
@@ -2195,6 +2254,52 @@
 				"object.assign": "^4.1.0"
 			}
 		},
+		"babel-plugin-syntax-object-rest-spread": {
+			"version": "6.13.0",
+			"resolved": "https://registry.npmjs.org/babel-plugin-syntax-object-rest-spread/-/babel-plugin-syntax-object-rest-spread-6.13.0.tgz",
+			"integrity": "sha1-/WU28rzhODb/o6VFjEkDpZe7O/U=",
+			"dev": true
+		},
+		"babel-plugin-transform-object-rest-spread": {
+			"version": "6.26.0",
+			"resolved": "https://registry.npmjs.org/babel-plugin-transform-object-rest-spread/-/babel-plugin-transform-object-rest-spread-6.26.0.tgz",
+			"integrity": "sha1-DzZpLVD+9rfi1LOsFHgTepY7ewY=",
+			"dev": true,
+			"requires": {
+				"babel-plugin-syntax-object-rest-spread": "^6.8.0",
+				"babel-runtime": "^6.26.0"
+			}
+		},
+		"babel-runtime": {
+			"version": "6.26.0",
+			"resolved": "https://registry.npmjs.org/babel-runtime/-/babel-runtime-6.26.0.tgz",
+			"integrity": "sha1-llxwWGaOgrVde/4E/yM3vItWR/4=",
+			"dev": true,
+			"requires": {
+				"core-js": "^2.4.0",
+				"regenerator-runtime": "^0.11.0"
+			},
+			"dependencies": {
+				"core-js": {
+					"version": "2.6.11",
+					"resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.11.tgz",
+					"integrity": "sha512-5wjnpaT/3dV+XB4borEsnAYQchn00XSgTAWKDkEqv+K8KevjbzmofK6hfJ9TZIlpj2N0xQpazy7PiRQiWHqzWg==",
+					"dev": true
+				},
+				"regenerator-runtime": {
+					"version": "0.11.1",
+					"resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.11.1.tgz",
+					"integrity": "sha512-MguG95oij0fC3QV3URf4V2SDYGJhJnJGqvIIgdECeODCT98wSWDAJ94SSuVpYQUoTcGUIL6L4yNB7j1DFFHSBg==",
+					"dev": true
+				}
+			}
+		},
+		"babylon": {
+			"version": "6.18.0",
+			"resolved": "https://registry.npmjs.org/babylon/-/babylon-6.18.0.tgz",
+			"integrity": "sha512-q/UEjfGJ2Cm3oKV71DJz9d25TPnq5rhBVL2Q4fA5wcC3jcrdn7+SssEybFIxwAvvP+YCsCYNKughoF33GxgycQ==",
+			"dev": true
+		},
 		"bail": {
 			"version": "1.0.5",
 			"resolved": "https://registry.npmjs.org/bail/-/bail-1.0.5.tgz",
@@ -3195,6 +3300,12 @@
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 			"dev": true
 		},
+		"common-tags": {
+			"version": "1.8.0",
+			"resolved": "https://registry.npmjs.org/common-tags/-/common-tags-1.8.0.tgz",
+			"integrity": "sha512-6P6g0uetGpW/sdyUy/iQQCbFF0kWVMSIVSyYz7Zgjcgh8mgw8PQzDNZeyZ5DQ2gM7LBoZPHmnjz8rUthkBG5tw==",
+			"dev": true
+		},
 		"commondir": {
 			"version": "1.0.1",
 			"resolved": "https://registry.npmjs.org/commondir/-/commondir-1.0.1.tgz",
@@ -5652,6 +5763,12 @@
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 			"dev": true
 		},
+		"get-own-enumerable-property-symbols": {
+			"version": "3.0.2",
+			"resolved": "https://registry.npmjs.org/get-own-enumerable-property-symbols/-/get-own-enumerable-property-symbols-3.0.2.tgz",
+			"integrity": "sha512-I0UBV/XOz1XkIJHEUDMZAbzCThU/H8DxmSfmdGcKPnVhu2VfFqr34jr9777IyaTYvxjedWhqVIilEDsCdP5G6g==",
+			"dev": true
+		},
 		"get-stdin": {
 			"version": "6.0.0",
 			"resolved": "https://registry.npmjs.org/get-stdin/-/get-stdin-6.0.0.tgz",
@@ -6145,9 +6262,9 @@
 			}
 		},
 		"http-proxy": {
-			"version": "1.18.0",
+			"version": "1.18.1",
-			"resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.18.0.tgz",
+			"resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.18.1.tgz",
-			"integrity": "sha512-84I2iJM/n1d4Hdgc6y2+qY5mDaz2PUVjlg9znE9byl+q0uC3DeByqBGReQu5tpLK0TAqTIXScRUV+dg7+bUPpQ==",
+			"integrity": "sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==",
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@@ -6812,6 +6929,12 @@
 				"has": "^1.0.3"
 			}
 		},
+		"is-regexp": {
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/is-regexp/-/is-regexp-1.0.0.tgz",
+			"integrity": "sha1-/S2INUXEa6xaYz57mgnof6LLUGk=",
+			"dev": true
+		},
 		"is-resolvable": {
 			"version": "1.1.0",
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@@ -9291,6 +9414,12 @@
 				"fast-diff": "^1.1.2"
 			}
 		},
+		"pretty-bytes": {
+			"version": "5.3.0",
+			"resolved": "https://registry.npmjs.org/pretty-bytes/-/pretty-bytes-5.3.0.tgz",
+			"integrity": "sha512-hjGrh+P926p4R4WbaB6OckyRtO0F0/lQBiT+0gnxjV+5kjPBrfVBFCsCLbMqVQeydvIoouYTCmmEURiH3R1Bdg==",
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@@ -9686,6 +9815,12 @@
 				"unicode-match-property-value-ecmascript": "^1.2.0"
 			}
 		},
+		"register-service-worker": {
+			"version": "1.7.1",
+			"resolved": "https://registry.npmjs.org/register-service-worker/-/register-service-worker-1.7.1.tgz",
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 		"registry-auth-token": {
 			"version": "4.1.1",
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@@ -10969,6 +11104,25 @@
 				"safe-buffer": "~5.1.0"
 			}
 		},
+		"stringify-object": {
+			"version": "3.3.0",
+			"resolved": "https://registry.npmjs.org/stringify-object/-/stringify-object-3.3.0.tgz",
+			"integrity": "sha512-rHqiFh1elqCQ9WPLIC8I0Q/g/wj5J1eMkyoiD6eoQApWHP0FtlK7rqnhmabL5VUY9JQCcqwwvlOaSuutekgyrw==",
+			"dev": true,
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+				"is-obj": "^1.0.1",
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+			},
+			"dependencies": {
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+					"resolved": "https://registry.npmjs.org/is-obj/-/is-obj-1.0.1.tgz",
+					"integrity": "sha1-PkcprB9f3gJc19g6iW2rn09n2w8=",
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 		"strip-ansi": {
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@@ -10998,6 +11152,16 @@
 			"integrity": "sha1-5SEekiQ2n7uB1jOi8ABE3IztrZI=",
 			"dev": true
 		},
+		"strip-comments": {
+			"version": "1.0.2",
+			"resolved": "https://registry.npmjs.org/strip-comments/-/strip-comments-1.0.2.tgz",
+			"integrity": "sha512-kL97alc47hoyIQSV165tTt9rG5dn4w1dNnBhOQ3bOU1Nc1hel09jnXANaHJ7vzHLd4Ju8kseDGzlev96pghLFw==",
+			"dev": true,
+			"requires": {
+				"babel-extract-comments": "^1.0.0",
+				"babel-plugin-transform-object-rest-spread": "^6.26.0"
+			}
+		},
 		"strip-eof": {
 			"version": "1.0.0",
 			"resolved": "https://registry.npmjs.org/strip-eof/-/strip-eof-1.0.0.tgz",
@@ -12803,6 +12967,173 @@
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 			"dev": true
 		},
+		"workbox-background-sync": {
+			"version": "4.3.1",
+			"resolved": "https://registry.npmjs.org/workbox-background-sync/-/workbox-background-sync-4.3.1.tgz",
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+			"dev": true,
+			"requires": {
+				"workbox-core": "^4.3.1"
+			}
+		},
+		"workbox-broadcast-update": {
+			"version": "4.3.1",
+			"resolved": "https://registry.npmjs.org/workbox-broadcast-update/-/workbox-broadcast-update-4.3.1.tgz",
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+			"dev": true,
+			"requires": {
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+			}
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+		"workbox-build": {
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+			"dev": true,
+			"requires": {
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+				"@hapi/joi": "^15.0.0",
+				"common-tags": "^1.8.0",
+				"fs-extra": "^4.0.2",
+				"glob": "^7.1.3",
+				"lodash.template": "^4.4.0",
+				"pretty-bytes": "^5.1.0",
+				"stringify-object": "^3.3.0",
+				"strip-comments": "^1.0.2",
+				"workbox-background-sync": "^4.3.1",
+				"workbox-broadcast-update": "^4.3.1",
+				"workbox-cacheable-response": "^4.3.1",
+				"workbox-core": "^4.3.1",
+				"workbox-expiration": "^4.3.1",
+				"workbox-google-analytics": "^4.3.1",
+				"workbox-navigation-preload": "^4.3.1",
+				"workbox-precaching": "^4.3.1",
+				"workbox-range-requests": "^4.3.1",
+				"workbox-routing": "^4.3.1",
+				"workbox-strategies": "^4.3.1",
+				"workbox-streams": "^4.3.1",
+				"workbox-sw": "^4.3.1",
+				"workbox-window": "^4.3.1"
+			},
+			"dependencies": {
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+					"requires": {
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+						"jsonfile": "^4.0.0",
+						"universalify": "^0.1.0"
+					}
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+		},
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+		},
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+			"requires": {
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+			"version": "4.3.1",
+			"resolved": "https://registry.npmjs.org/workbox-routing/-/workbox-routing-4.3.1.tgz",
+			"integrity": "sha512-FkbtrODA4Imsi0p7TW9u9MXuQ5P4pVs1sWHK4dJMMChVROsbEltuE79fBoIk/BCztvOJ7yUpErMKa4z3uQLX+g==",
+			"dev": true,
+			"requires": {
+				"workbox-core": "^4.3.1"
+			}
+		},
+		"workbox-strategies": {
+			"version": "4.3.1",
+			"resolved": "https://registry.npmjs.org/workbox-strategies/-/workbox-strategies-4.3.1.tgz",
+			"integrity": "sha512-F/+E57BmVG8dX6dCCopBlkDvvhg/zj6VDs0PigYwSN23L8hseSRwljrceU2WzTvk/+BSYICsWmRq5qHS2UYzhw==",
+			"dev": true,
+			"requires": {
+				"workbox-core": "^4.3.1"
+			}
+		},
+		"workbox-streams": {
+			"version": "4.3.1",
+			"resolved": "https://registry.npmjs.org/workbox-streams/-/workbox-streams-4.3.1.tgz",
+			"integrity": "sha512-4Kisis1f/y0ihf4l3u/+ndMkJkIT4/6UOacU3A4BwZSAC9pQ9vSvJpIi/WFGQRH/uPXvuVjF5c2RfIPQFSS2uA==",
+			"dev": true,
+			"requires": {
+				"workbox-core": "^4.3.1"
+			}
+		},
+		"workbox-sw": {
+			"version": "4.3.1",
+			"resolved": "https://registry.npmjs.org/workbox-sw/-/workbox-sw-4.3.1.tgz",
+			"integrity": "sha512-0jXdusCL2uC5gM3yYFT6QMBzKfBr2XTk0g5TPAV4y8IZDyVNDyj1a8uSXy3/XrvkVTmQvLN4O5k3JawGReXr9w==",
+			"dev": true
+		},
+		"workbox-window": {
+			"version": "4.3.1",
+			"resolved": "https://registry.npmjs.org/workbox-window/-/workbox-window-4.3.1.tgz",
+			"integrity": "sha512-C5gWKh6I58w3GeSc0wp2Ne+rqVw8qwcmZnQGpjiek8A2wpbxSJb1FdCoQVO+jDJs35bFgo/WETgl1fqgsxN0Hg==",
+			"dev": true,
+			"requires": {
+				"workbox-core": "^4.3.1"
+			}
+		},
 		"worker-farm": {
 			"version": "1.7.0",
 			"resolved": "https://registry.npmjs.org/worker-farm/-/worker-farm-1.7.0.tgz",

package.json

@@ -14,6 +14,7 @@
 	"devDependencies": {
 		"@vuepress/plugin-back-to-top": "^1.5.0",
 		"@vuepress/plugin-google-analytics": "^1.5.0",
+		"@vuepress/plugin-pwa": "^1.5.0",
 		"eslint": "^6.8.0",
 		"eslint-config-airbnb": "^18.1.0",
 		"eslint-config-airbnb-base": "^14.1.0",

src/.vuepress/config/plugins.js

@@ -6,6 +6,13 @@ module.exports = [
 			normalSuffix: "/",
 		},
 	],
+	[
+		"@vuepress/pwa",
+		{
+			serviceWorker: true,
+			updatePopup: true,
+		},
+	],
 	[
 		"@vuepress/google-analytics",
 		{