fix: package.json & package-lock.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-ANSIREGEX-1583908

.github/workflows/docker.yml

@@ -0,0 +1,34 @@
+name: Docker
+
+on: ["push", "pull_request"]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Cache Docker layers
+        uses: actions/cache@v2
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+      - name: Build
+        uses: docker/build-push-action@v2
+        with:
+          context: ./
+          file: ./Dockerfile
+          builder: ${{ steps.buildx.outputs.name }}
+          push: false
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache-new
+      - name: Move cache
+        run: |
+          rm -rf /tmp/.buildx-cache
+          mv /tmp/.buildx-cache-new /tmp/.buildx-cache
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}

package-lock.json

@@ -1,11 +1,12 @@
 {
   "name": "gitblog.md",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "1.3.2",
+      "name": "gitblog.md",
+      "version": "1.3.3",
       "hasInstallScript": true,
       "license": "ISC",
       "dependencies": {
@@ -21,7 +22,7 @@
         "prismjs": "^1.23.0",
         "redis": "^3.0.2",
         "rss": "^1.2.2",
-        "showdown": "^1.9.1"
+        "showdown": "^2.0.2"
       },
       "devDependencies": {
         "coveralls": "^3.0.4",
@@ -1431,14 +1432,6 @@
         "node": ">=6"
       }
     },
-    "node_modules/camelcase": {
-      "version": "5.3.1",
-      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
-      "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==",
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/capture-exit": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/capture-exit/-/capture-exit-2.0.0.tgz",
@@ -1513,35 +1506,6 @@
         "tiny-emitter": "^2.0.0"
       }
     },
-    "node_modules/cliui": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
-      "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
-      "dependencies": {
-        "string-width": "^3.1.0",
-        "strip-ansi": "^5.2.0",
-        "wrap-ansi": "^5.1.0"
-      }
-    },
-    "node_modules/cliui/node_modules/ansi-regex": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
-      "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/cliui/node_modules/strip-ansi": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
-      "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
-      "dependencies": {
-        "ansi-regex": "^4.1.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/co": {
       "version": "4.6.0",
       "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
@@ -1803,6 +1767,7 @@
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
       "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
+      "dev": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -2009,7 +1974,8 @@
     "node_modules/emoji-regex": {
       "version": "7.0.3",
       "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-7.0.3.tgz",
-      "integrity": "sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA=="
+      "integrity": "sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==",
+      "dev": true
     },
     "node_modules/encodeurl": {
       "version": "1.0.2",
@@ -2990,17 +2956,6 @@
         "node": ">= 0.8"
       }
     },
-    "node_modules/find-up": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
-      "integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
-      "dependencies": {
-        "locate-path": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/flat-cache": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-3.0.4.tgz",
@@ -3882,14 +3837,6 @@
       "integrity": "sha1-GwqzvVU7Kg1jmdKcDj6gslIHgyc=",
       "dev": true
     },
-    "node_modules/get-caller-file": {
-      "version": "2.0.5",
-      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
-      "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
-      "engines": {
-        "node": "6.* || 8.* || >= 10.*"
-      }
-    },
     "node_modules/get-intrinsic": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.1.1.tgz",
@@ -5842,18 +5789,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/locate-path": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
-      "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
-      "dependencies": {
-        "p-locate": "^3.0.0",
-        "path-exists": "^3.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
@@ -6437,28 +6372,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/p-limit": {
-      "version": "2.3.0",
-      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.3.0.tgz",
-      "integrity": "sha512-//88mFWSJx8lxCzwdAABTJL2MyWB12+eIY7MDL2SqLmAkeKU9qxRvWuSyTjm3FUmpBEMuFfckAIqEaVGUDxb6w==",
-      "dependencies": {
-        "p-try": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/p-locate": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
-      "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
-      "dependencies": {
-        "p-limit": "^2.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/p-reduce": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/p-reduce/-/p-reduce-1.0.0.tgz",
@@ -6468,14 +6381,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/p-try": {
-      "version": "2.2.0",
-      "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.2.0.tgz",
-      "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ==",
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/parent-module": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/parent-module/-/parent-module-1.0.1.tgz",
@@ -6527,6 +6432,7 @@
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
       "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
+      "dev": true,
       "engines": {
         "node": ">=4"
       }
@@ -7149,6 +7055,7 @@
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
       "integrity": "sha1-jGStX9MNqxyXbiNE/+f3kqam30I=",
+      "dev": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -7162,11 +7069,6 @@
         "node": ">=0.10.0"
       }
     },
-    "node_modules/require-main-filename": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/require-main-filename/-/require-main-filename-2.0.0.tgz",
-      "integrity": "sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg=="
-    },
     "node_modules/resolve": {
       "version": "1.12.0",
       "resolved": "https://registry.npmjs.org/resolve/-/resolve-1.12.0.tgz",
@@ -7447,7 +7349,8 @@
     "node_modules/set-blocking": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
-      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc="
+      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc=",
+      "dev": true
     },
     "node_modules/set-value": {
       "version": "2.0.1",
@@ -7509,16 +7412,26 @@
       "dev": true
     },
     "node_modules/showdown": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npmjs.org/showdown/-/showdown-1.9.1.tgz",
-      "integrity": "sha512-9cGuS382HcvExtf5AHk7Cb4pAeQQ+h0eTr33V1mu+crYWV4KvWAw6el92bDrqGEk5d46Ai/fhbEUwqJ/mTCNEA==",
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/showdown/-/showdown-2.0.2.tgz",
+      "integrity": "sha512-4z4aAfKk6WdDKGYYpBcdTovTSw/ock6/fg363pR4JECnEMbnFfwSV2B59IfesQQ6hTRVEebx7VXxMm0/KiAUgg==",
+      "license": "MIT",
       "dependencies": {
-        "yargs": "^14.2"
+        "commander": "^9.0.0"
       },
       "bin": {
         "showdown": "bin/showdown.js"
       }
     },
+    "node_modules/showdown/node_modules/commander": {
+      "version": "9.5.0",
+      "resolved": "https://registry.npmjs.org/commander/-/commander-9.5.0.tgz",
+      "integrity": "sha512-KRs7WVDKg86PWiuAqhDrAQnTXZKraVcCc6vFdL14qrZ/DcWwuRo7VoiYXalXO7S5GKpqYiVEwCbgFDfxNHKJBQ==",
+      "license": "MIT",
+      "engines": {
+        "node": "^12.20.0 || >=14"
+      }
+    },
     "node_modules/signal-exit": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
@@ -7937,38 +7850,6 @@
         "node": ">=4"
       }
     },
-    "node_modules/string-width": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
-      "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
-      "dependencies": {
-        "emoji-regex": "^7.0.1",
-        "is-fullwidth-code-point": "^2.0.0",
-        "strip-ansi": "^5.1.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/string-width/node_modules/ansi-regex": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
-      "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/string-width/node_modules/strip-ansi": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
-      "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
-      "dependencies": {
-        "ansi-regex": "^4.1.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/string.prototype.trimleft": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.0.tgz",
@@ -8748,7 +8629,8 @@
     "node_modules/which-module": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
-      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
+      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
+      "dev": true
     },
     "node_modules/word-wrap": {
       "version": "1.2.3",
@@ -8764,38 +8646,6 @@
       "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
       "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
     },
-    "node_modules/wrap-ansi": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
-      "integrity": "sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==",
-      "dependencies": {
-        "ansi-styles": "^3.2.0",
-        "string-width": "^3.0.0",
-        "strip-ansi": "^5.0.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/wrap-ansi/node_modules/ansi-regex": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
-      "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg==",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/wrap-ansi/node_modules/strip-ansi": {
-      "version": "5.2.0",
-      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
-      "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
-      "dependencies": {
-        "ansi-regex": "^4.1.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
@@ -8845,40 +8695,14 @@
     "node_modules/y18n": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
-      "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ=="
+      "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
+      "dev": true
     },
     "node_modules/yallist": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
       "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
       "dev": true
-    },
-    "node_modules/yargs": {
-      "version": "14.2.3",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-14.2.3.tgz",
-      "integrity": "sha512-ZbotRWhF+lkjijC/VhmOT9wSgyBQ7+zr13+YLkhfsSiTriYsMzkTUFP18pFhWwBeMa5gUc1MzbhrO6/VB7c9Xg==",
-      "dependencies": {
-        "cliui": "^5.0.0",
-        "decamelize": "^1.2.0",
-        "find-up": "^3.0.0",
-        "get-caller-file": "^2.0.1",
-        "require-directory": "^2.1.1",
-        "require-main-filename": "^2.0.0",
-        "set-blocking": "^2.0.0",
-        "string-width": "^3.0.0",
-        "which-module": "^2.0.0",
-        "y18n": "^4.0.0",
-        "yargs-parser": "^15.0.1"
-      }
-    },
-    "node_modules/yargs-parser": {
-      "version": "15.0.1",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-15.0.1.tgz",
-      "integrity": "sha512-0OAMV2mAZQrs3FkNpDQcBk1x5HXb8X4twADss4S0Iuk+2dGnLOE/fRHrsYm542GduMveyA77OF4wrNJuanRCWw==",
-      "dependencies": {
-        "camelcase": "^5.0.0",
-        "decamelize": "^1.2.0"
-      }
     }
   },
   "dependencies": {
@@ -10033,11 +9857,6 @@
       "integrity": "sha512-P8BjAsXvZS+VIDUI11hHCQEv74YT67YUi5JJFNWIqL235sBmjX4+qx9Muvls5ivyNENctx46xQLQ3aTuE7ssaQ==",
       "dev": true
     },
-    "camelcase": {
-      "version": "5.3.1",
-      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
-      "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg=="
-    },
     "capture-exit": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/capture-exit/-/capture-exit-2.0.0.tgz",
@@ -10102,31 +9921,6 @@
         "tiny-emitter": "^2.0.0"
       }
     },
-    "cliui": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
-      "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
-      "requires": {
-        "string-width": "^3.1.0",
-        "strip-ansi": "^5.2.0",
-        "wrap-ansi": "^5.1.0"
-      },
-      "dependencies": {
-        "ansi-regex": {
-          "version": "4.1.0",
-          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
-          "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg=="
-        },
-        "strip-ansi": {
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@@ -10502,7 +10297,8 @@
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@@ -11263,14 +11059,6 @@
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@@ -13955,33 +13729,12 @@
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-      "requires": {
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-    "p-locate": {
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-      "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
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-      "requires": {
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       "dev": true
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-    "p-try": {
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-      "integrity": "sha512-R4nPAVTAU0B9D35/Gk3uJf/7XYbQcyohSKdvAxIRSNghFl4e71hVoGnBNQz9cWaXxO2I10KTC+3jMdvvoKw6dQ=="
-    },
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@@ -14020,7 +13773,8 @@
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       "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
-      "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU="
+      "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
+      "dev": true
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     "path-is-absolute": {
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@@ -14493,7 +14247,8 @@
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-      "integrity": "sha1-jGStX9MNqxyXbiNE/+f3kqam30I="
+      "integrity": "sha1-jGStX9MNqxyXbiNE/+f3kqam30I=",
+      "dev": true
     },
     "require-from-string": {
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@@ -14501,11 +14256,6 @@
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@@ -14729,7 +14479,8 @@
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-      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc="
+      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc=",
+      "dev": true
     },
     "set-value": {
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@@ -14781,11 +14532,18 @@
       "dev": true
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-      "integrity": "sha512-9cGuS382HcvExtf5AHk7Cb4pAeQQ+h0eTr33V1mu+crYWV4KvWAw6el92bDrqGEk5d46Ai/fhbEUwqJ/mTCNEA==",
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/showdown/-/showdown-2.0.2.tgz",
+      "integrity": "sha512-4z4aAfKk6WdDKGYYpBcdTovTSw/ock6/fg363pR4JECnEMbnFfwSV2B59IfesQQ6hTRVEebx7VXxMm0/KiAUgg==",
       "requires": {
-        "yargs": "^14.2"
+        "commander": "^9.0.0"
+      },
+      "dependencies": {
+        "commander": {
+          "version": "9.5.0",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-9.5.0.tgz",
+          "integrity": "sha512-KRs7WVDKg86PWiuAqhDrAQnTXZKraVcCc6vFdL14qrZ/DcWwuRo7VoiYXalXO7S5GKpqYiVEwCbgFDfxNHKJBQ=="
+        }
       }
     },
     "signal-exit": {
@@ -15129,31 +14887,6 @@
         "strip-ansi": "^4.0.0"
       }
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-    "string-width": {
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-      "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
-      "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
-      "requires": {
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-        "is-fullwidth-code-point": "^2.0.0",
-        "strip-ansi": "^5.1.0"
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-      "dependencies": {
-        "ansi-regex": {
-          "version": "4.1.0",
-          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
-          "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg=="
-        },
-        "strip-ansi": {
-          "version": "5.2.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
-          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
-          "requires": {
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-    },
     "string.prototype.trimleft": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/string.prototype.trimleft/-/string.prototype.trimleft-2.1.0.tgz",
@@ -15792,7 +15525,8 @@
     "which-module": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
-      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
+      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
+      "dev": true
     },
     "word-wrap": {
       "version": "1.2.3",
@@ -15805,31 +15539,6 @@
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       "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus="
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-    "wrap-ansi": {
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-      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
-      "integrity": "sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==",
-      "requires": {
-        "ansi-styles": "^3.2.0",
-        "string-width": "^3.0.0",
-        "strip-ansi": "^5.0.0"
-      },
-      "dependencies": {
-        "ansi-regex": {
-          "version": "4.1.0",
-          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
-          "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg=="
-        },
-        "strip-ansi": {
-          "version": "5.2.0",
-          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
-          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
-          "requires": {
-            "ansi-regex": "^4.1.0"
-          }
-        }
-      }
-    },
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
@@ -15876,40 +15585,14 @@
     "y18n": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.1.tgz",
-      "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ=="
+      "integrity": "sha512-wNcy4NvjMYL8gogWWYAO7ZFWFfHcbdbE57tZO8e4cbpj8tfUcwrwqSl3ad8HxpYWCdXcJUCeKKZS62Av1affwQ==",
+      "dev": true
     },
     "yallist": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
       "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
       "dev": true
-    },
-    "yargs": {
-      "version": "14.2.3",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-14.2.3.tgz",
-      "integrity": "sha512-ZbotRWhF+lkjijC/VhmOT9wSgyBQ7+zr13+YLkhfsSiTriYsMzkTUFP18pFhWwBeMa5gUc1MzbhrO6/VB7c9Xg==",
-      "requires": {
-        "cliui": "^5.0.0",
-        "decamelize": "^1.2.0",
-        "find-up": "^3.0.0",
-        "get-caller-file": "^2.0.1",
-        "require-directory": "^2.1.1",
-        "require-main-filename": "^2.0.0",
-        "set-blocking": "^2.0.0",
-        "string-width": "^3.0.0",
-        "which-module": "^2.0.0",
-        "y18n": "^4.0.0",
-        "yargs-parser": "^15.0.1"
-      }
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-    "yargs-parser": {
-      "version": "15.0.1",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-15.0.1.tgz",
-      "integrity": "sha512-0OAMV2mAZQrs3FkNpDQcBk1x5HXb8X4twADss4S0Iuk+2dGnLOE/fRHrsYm542GduMveyA77OF4wrNJuanRCWw==",
-      "requires": {
-        "camelcase": "^5.0.0",
-        "decamelize": "^1.2.0"
-      }
     }
   }
 }

package.json

@@ -16,7 +16,7 @@
     "prismjs": "^1.23.0",
     "redis": "^3.0.2",
     "rss": "^1.2.2",
-    "showdown": "^1.9.1"
+    "showdown": "^2.0.2"
   },
   "devDependencies": {
     "coveralls": "^3.0.4",

src/bot_detector.js

@@ -11,8 +11,6 @@ module.exports = (config) => {
         },
         count: [],
         regex: null,
-        knownBots: [],
-        known: [],
     };
 
     const fetchList = (cb) => {