diff --git a/.eslintrc.cjs b/.eslintrc.cjs
index 47a2b5844..bef305d7d 100644
--- a/.eslintrc.cjs
+++ b/.eslintrc.cjs
@@ -52,7 +52,6 @@ module.exports = {
             globals: {
                 droll: 'readonly',
                 moment: 'readonly',
-                pdfjsLib: 'readonly',
                 Popper: 'readonly',
                 showdown: 'readonly',
                 showdownKatex: 'readonly',
diff --git a/package-lock.json b/package-lock.json
index c5c108ed9..74903a533 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -45,6 +45,7 @@
                 "node-fetch": "^3.3.2",
                 "node-persist": "^4.0.1",
                 "open": "^8.4.2",
+                "pdfjs-dist": "^4.7.76",
                 "png-chunk-text": "^1.0.0",
                 "png-chunks-encode": "^1.0.0",
                 "png-chunks-extract": "^1.0.0",
@@ -942,6 +943,100 @@
             "integrity": "sha512-GaHYm+c0O9MjZRu0ongGBRbinu8gVAMd2UZjji6jVmqKtZluZnptXGWhz1E8j8D2HJ3f/yMxKAUC0b+57wncIw==",
             "license": "MIT"
         },
+        "node_modules/@mapbox/node-pre-gyp": {
+            "version": "1.0.11",
+            "resolved": "https://registry.npmjs.org/@mapbox/node-pre-gyp/-/node-pre-gyp-1.0.11.tgz",
+            "integrity": "sha512-Yhlar6v9WQgUp/He7BdgzOz8lqMQ8sU+jkCq7Wx8Myc5YFJLbEe7lgui/V7G1qB1DJykHSGwreceSaD60Y0PUQ==",
+            "license": "BSD-3-Clause",
+            "optional": true,
+            "dependencies": {
+                "detect-libc": "^2.0.0",
+                "https-proxy-agent": "^5.0.0",
+                "make-dir": "^3.1.0",
+                "node-fetch": "^2.6.7",
+                "nopt": "^5.0.0",
+                "npmlog": "^5.0.1",
+                "rimraf": "^3.0.2",
+                "semver": "^7.3.5",
+                "tar": "^6.1.11"
+            },
+            "bin": {
+                "node-pre-gyp": "bin/node-pre-gyp"
+            }
+        },
+        "node_modules/@mapbox/node-pre-gyp/node_modules/agent-base": {
+            "version": "6.0.2",
+            "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-6.0.2.tgz",
+            "integrity": "sha512-RZNwNclF7+MS/8bDg70amg32dyeZGZxiDuQmZxKLAlQjr3jGyLx+4Kkk58UO7D2QdgFIQCovuSuZESne6RG6XQ==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "debug": "4"
+            },
+            "engines": {
+                "node": ">= 6.0.0"
+            }
+        },
+        "node_modules/@mapbox/node-pre-gyp/node_modules/debug": {
+            "version": "4.3.7",
+            "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.7.tgz",
+            "integrity": "sha512-Er2nc/H7RrMXZBFCEim6TCmMk02Z8vLC2Rbi1KEBggpo0fS6l0S1nnapwmIi3yW/+GOJap1Krg4w0Hg80oCqgQ==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "ms": "^2.1.3"
+            },
+            "engines": {
+                "node": ">=6.0"
+            },
+            "peerDependenciesMeta": {
+                "supports-color": {
+                    "optional": true
+                }
+            }
+        },
+        "node_modules/@mapbox/node-pre-gyp/node_modules/https-proxy-agent": {
+            "version": "5.0.1",
+            "resolved": "https://registry.npmjs.org/https-proxy-agent/-/https-proxy-agent-5.0.1.tgz",
+            "integrity": "sha512-dFcAjpTQFgoLMzC2VwU+C/CbS7uRL0lWmxDITmqm7C+7F0Odmj6s9l6alZc6AELXhrnggM2CeWSXHGOdX2YtwA==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "agent-base": "6",
+                "debug": "4"
+            },
+            "engines": {
+                "node": ">= 6"
+            }
+        },
+        "node_modules/@mapbox/node-pre-gyp/node_modules/ms": {
+            "version": "2.1.3",
+            "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+            "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
+            "license": "MIT",
+            "optional": true
+        },
+        "node_modules/@mapbox/node-pre-gyp/node_modules/node-fetch": {
+            "version": "2.7.0",
+            "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.7.0.tgz",
+            "integrity": "sha512-c4FRfUm/dbcWZ7U+1Wq0AwCyFL+3nt2bEw05wfxSz+DWpWsitgmSgYmy2dQdWyKC1694ELPqMs/YzUSNozLt8A==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "whatwg-url": "^5.0.0"
+            },
+            "engines": {
+                "node": "4.x || >=6.0.0"
+            },
+            "peerDependencies": {
+                "encoding": "^0.1.0"
+            },
+            "peerDependenciesMeta": {
+                "encoding": {
+                    "optional": true
+                }
+            }
+        },
         "node_modules/@nodelib/fs.scandir": {
             "version": "2.1.5",
             "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -1661,6 +1756,13 @@
                 "node": ">=18.0.0"
             }
         },
+        "node_modules/abbrev": {
+            "version": "1.1.1",
+            "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+            "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
+            "license": "ISC",
+            "optional": true
+        },
         "node_modules/abort-controller": {
             "version": "3.0.0",
             "resolved": "https://registry.npmjs.org/abort-controller/-/abort-controller-3.0.0.tgz",
@@ -1873,6 +1975,13 @@
             "integrity": "sha512-klpgFSWLW1ZEs8svjfb7g4qWY0YS5imI82dTg+QahUvJ8YqAY0P10Uk8tTyh9ZGuYEZEMaeJYCF5BFuX552hsw==",
             "license": "MIT"
         },
+        "node_modules/aproba": {
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/aproba/-/aproba-2.0.0.tgz",
+            "integrity": "sha512-lYe4Gx7QT+MKGbDsA+Z+he/Wtef0BiwDOlK/XkBrdfsh9J/jPPXbX0tE9x9cl27Tmu5gg3QUbUrQYa/y+KOHPQ==",
+            "license": "ISC",
+            "optional": true
+        },
         "node_modules/archiver": {
             "version": "7.0.1",
             "resolved": "https://registry.npmjs.org/archiver/-/archiver-7.0.1.tgz",
@@ -2088,6 +2197,36 @@
                 "safe-buffer": "~5.2.0"
             }
         },
+        "node_modules/are-we-there-yet": {
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-2.0.0.tgz",
+            "integrity": "sha512-Ci/qENmwHnsYo9xKIcUJN5LeDKdJ6R1Z1j9V/J5wyq8nh/mYPEpIKJbBZXtZjG04HiK7zV/p6Vs9952MrMeUIw==",
+            "deprecated": "This package is no longer supported.",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "delegates": "^1.0.0",
+                "readable-stream": "^3.6.0"
+            },
+            "engines": {
+                "node": ">=10"
+            }
+        },
+        "node_modules/are-we-there-yet/node_modules/readable-stream": {
+            "version": "3.6.2",
+            "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.2.tgz",
+            "integrity": "sha512-9u/sniCrY3D5WdsERHzHE4G2YCXqoG5FTHUiCC4SIbr6XcLZBY05ya9EKjYek9O5xOAwjGq+1JdGBAS7Q9ScoA==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "inherits": "^2.0.3",
+                "string_decoder": "^1.1.1",
+                "util-deprecate": "^1.0.1"
+            },
+            "engines": {
+                "node": ">= 6"
+            }
+        },
         "node_modules/argparse": {
             "version": "2.0.1",
             "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
@@ -2261,7 +2400,7 @@
             "version": "1.1.11",
             "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
             "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
-            "dev": true,
+            "devOptional": true,
             "license": "MIT",
             "dependencies": {
                 "balanced-match": "^1.0.0",
@@ -2444,6 +2583,22 @@
             ],
             "license": "CC-BY-4.0"
         },
+        "node_modules/canvas": {
+            "version": "2.11.2",
+            "resolved": "https://registry.npmjs.org/canvas/-/canvas-2.11.2.tgz",
+            "integrity": "sha512-ItanGBMrmRV7Py2Z+Xhs7cT+FNt5K0vPL4p9EZ/UX/Mu7hFbkxSjKF2KVtPwX7UYWp7dRKnrTvReflgrItJbdw==",
+            "hasInstallScript": true,
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "@mapbox/node-pre-gyp": "^1.0.0",
+                "nan": "^2.17.0",
+                "simple-get": "^3.0.3"
+            },
+            "engines": {
+                "node": ">=6"
+            }
+        },
         "node_modules/centra": {
             "version": "2.7.0",
             "resolved": "https://registry.npmjs.org/centra/-/centra-2.7.0.tgz",
@@ -2517,6 +2672,16 @@
                 "url": "https://github.com/sponsors/fb55"
             }
         },
+        "node_modules/chownr": {
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/chownr/-/chownr-2.0.0.tgz",
+            "integrity": "sha512-bIomtDF5KGpdogkLd9VspvFzk9KfpyyGlS8YFVZl7TGPBHL5snIOnxeshwVgPteQ9b4Eydl+pVbIyE1DcvCWgQ==",
+            "license": "ISC",
+            "optional": true,
+            "engines": {
+                "node": ">=10"
+            }
+        },
         "node_modules/chrome-trace-event": {
             "version": "1.0.4",
             "resolved": "https://registry.npmjs.org/chrome-trace-event/-/chrome-trace-event-1.0.4.tgz",
@@ -2579,6 +2744,16 @@
             "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
             "license": "MIT"
         },
+        "node_modules/color-support": {
+            "version": "1.1.3",
+            "resolved": "https://registry.npmjs.org/color-support/-/color-support-1.1.3.tgz",
+            "integrity": "sha512-qiBjkpbMLO/HL68y+lh4q0/O1MZFj2RX6X/KmMa3+gJD3z+WwI1ZzDHysvqHGS3mP6mznPckpXmw1nI9cJjyRg==",
+            "license": "ISC",
+            "optional": true,
+            "bin": {
+                "color-support": "bin.js"
+            }
+        },
         "node_modules/colorette": {
             "version": "2.0.20",
             "resolved": "https://registry.npmjs.org/colorette/-/colorette-2.0.20.tgz",
@@ -2734,7 +2909,7 @@
             "version": "0.0.1",
             "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
             "integrity": "sha512-/Srv4dswyQNBfohGpz9o6Yb3Gz3SrUDqBH5rTuhGR7ahtlbYKnVxw2bCFMRljaA7EXHaXZ8wsHdodFvbkhKmqg==",
-            "dev": true,
+            "devOptional": true,
             "license": "MIT"
         },
         "node_modules/concat-stream": {
@@ -2752,6 +2927,13 @@
                 "typedarray": "^0.0.6"
             }
         },
+        "node_modules/console-control-strings": {
+            "version": "1.1.0",
+            "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
+            "integrity": "sha512-ty/fTekppD2fIwRvnZAVdeOiGd1c7YXEixbgJTNzqcxJWKQnjJ/V1bNEEE6hygpM3WjwHFUVK6HTjWSzV4a8sQ==",
+            "license": "ISC",
+            "optional": true
+        },
         "node_modules/content-disposition": {
             "version": "0.5.4",
             "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz",
@@ -3177,6 +3359,13 @@
                 "node": ">=0.4.0"
             }
         },
+        "node_modules/delegates": {
+            "version": "1.0.0",
+            "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
+            "integrity": "sha512-bd2L678uiWATM6m5Z1VzNCErI3jiGzt6HGY8OVICs40JQq/HALfbyNJmp0UDakEY4pMMaN0Ly5om/B1VI/+xfQ==",
+            "license": "MIT",
+            "optional": true
+        },
         "node_modules/depd": {
             "version": "2.0.0",
             "resolved": "https://registry.npmjs.org/depd/-/depd-2.0.0.tgz",
@@ -3196,6 +3385,16 @@
                 "npm": "1.2.8000 || >= 1.4.16"
             }
         },
+        "node_modules/detect-libc": {
+            "version": "2.0.3",
+            "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-2.0.3.tgz",
+            "integrity": "sha512-bwy0MGW55bG41VqxxypOsdSdGqLwXPI/focwgTYCFMbdUiBAxLg9CFzG08sz2aqzknwiX7Hkl0bQENjg8iLByw==",
+            "license": "Apache-2.0",
+            "optional": true,
+            "engines": {
+                "node": ">=8"
+            }
+        },
         "node_modules/digest-fetch": {
             "version": "1.3.0",
             "resolved": "https://registry.npmjs.org/digest-fetch/-/digest-fetch-1.3.0.tgz",
@@ -4121,11 +4320,37 @@
                 "node": ">=14.14"
             }
         },
+        "node_modules/fs-minipass": {
+            "version": "2.1.0",
+            "resolved": "https://registry.npmjs.org/fs-minipass/-/fs-minipass-2.1.0.tgz",
+            "integrity": "sha512-V/JgOLFCS+R6Vcq0slCuaeWEdNC3ouDlJMNIsacH2VtALiu9mV4LPrHc5cDl8k5aw6J8jwgWWpiTo5RYhmIzvg==",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "minipass": "^3.0.0"
+            },
+            "engines": {
+                "node": ">= 8"
+            }
+        },
+        "node_modules/fs-minipass/node_modules/minipass": {
+            "version": "3.3.6",
+            "resolved": "https://registry.npmjs.org/minipass/-/minipass-3.3.6.tgz",
+            "integrity": "sha512-DxiNidxSEK+tHG6zOIklvNOwm3hvCrbUrdtzY74U6HKTJxvIDfOUL5W5P2Ghd3DTkhhKPYGqeNUIh5qcM4YBfw==",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "yallist": "^4.0.0"
+            },
+            "engines": {
+                "node": ">=8"
+            }
+        },
         "node_modules/fs.realpath": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
             "integrity": "sha512-OO0pH2lK6a0hZnAdau5ItzHPI6pUlvI7jMVnxUQRtw4owF2wk8lOSabtGDCTP4Ggrg2MbGnWO9X8K1t4+fGMDw==",
-            "dev": true,
+            "devOptional": true,
             "license": "ISC"
         },
         "node_modules/function-bind": {
@@ -4146,6 +4371,35 @@
                 "node": ">=10"
             }
         },
+        "node_modules/gauge": {
+            "version": "3.0.2",
+            "resolved": "https://registry.npmjs.org/gauge/-/gauge-3.0.2.tgz",
+            "integrity": "sha512-+5J6MS/5XksCuXq++uFRsnUd7Ovu1XenbeuIuNRJxYWjgQbPuFhT14lAvsWfqfAmnwluf1OwMjz39HjfLPci0Q==",
+            "deprecated": "This package is no longer supported.",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "aproba": "^1.0.3 || ^2.0.0",
+                "color-support": "^1.1.2",
+                "console-control-strings": "^1.0.0",
+                "has-unicode": "^2.0.1",
+                "object-assign": "^4.1.1",
+                "signal-exit": "^3.0.0",
+                "string-width": "^4.2.3",
+                "strip-ansi": "^6.0.1",
+                "wide-align": "^1.1.2"
+            },
+            "engines": {
+                "node": ">=10"
+            }
+        },
+        "node_modules/gauge/node_modules/signal-exit": {
+            "version": "3.0.7",
+            "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
+            "integrity": "sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ==",
+            "license": "ISC",
+            "optional": 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",
@@ -4241,7 +4495,7 @@
             "version": "7.2.3",
             "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.3.tgz",
             "integrity": "sha512-nFR0zLpU2YCaRxwoCJvL6UvCH2JFyFVIvwTLsIf21AuHlMskA1hhTdk+LlYJtOlYt9v6dvszD2BGRqBL+iQK9Q==",
-            "dev": true,
+            "devOptional": true,
             "license": "ISC",
             "dependencies": {
                 "fs.realpath": "^1.0.0",
@@ -4430,6 +4684,13 @@
                 "url": "https://github.com/sponsors/ljharb"
             }
         },
+        "node_modules/has-unicode": {
+            "version": "2.0.1",
+            "resolved": "https://registry.npmjs.org/has-unicode/-/has-unicode-2.0.1.tgz",
+            "integrity": "sha512-8Rf9Y83NBReMnx0gFzA8JImQACstCYWUplepDa9xprwwtmgEZUF0h/i5xSA625zB/I37EtrswSST6OXxwaaIJQ==",
+            "license": "ISC",
+            "optional": true
+        },
         "node_modules/hasown": {
             "version": "2.0.2",
             "resolved": "https://registry.npmjs.org/hasown/-/hasown-2.0.2.tgz",
@@ -4712,7 +4973,7 @@
             "version": "1.0.6",
             "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
             "integrity": "sha512-k92I/b08q4wvFscXCLvqfsHCrjrF7yiXsQuIVvVE7N82W3+aqpzuUdBbfhWcy/FZR3/4IgflMgKLOsvPDrGCJA==",
-            "dev": true,
+            "devOptional": true,
             "license": "ISC",
             "dependencies": {
                 "once": "^1.3.0",
@@ -5246,6 +5507,32 @@
                 "node": "14 || >=16.14"
             }
         },
+        "node_modules/make-dir": {
+            "version": "3.1.0",
+            "resolved": "https://registry.npmjs.org/make-dir/-/make-dir-3.1.0.tgz",
+            "integrity": "sha512-g3FeP20LNwhALb/6Cz6Dd4F2ngze0jz7tbzrD2wAV+o9FeNHe4rL+yK2md0J/fiSf1sa1ADhXqi5+oVwOM/eGw==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "semver": "^6.0.0"
+            },
+            "engines": {
+                "node": ">=8"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/sindresorhus"
+            }
+        },
+        "node_modules/make-dir/node_modules/semver": {
+            "version": "6.3.1",
+            "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.1.tgz",
+            "integrity": "sha512-BR7VvDCVHO+q2xBEWskxS6DJE1qRnb7DxzUrogb71CWoSficBxYsiAGd+Kl0mmq/MprG9yArRkyrQxTO6XjMzA==",
+            "license": "ISC",
+            "optional": true,
+            "bin": {
+                "semver": "bin/semver.js"
+            }
+        },
         "node_modules/marks-pane": {
             "version": "1.0.9",
             "resolved": "https://registry.npmjs.org/marks-pane/-/marks-pane-1.0.9.tgz",
@@ -5372,7 +5659,7 @@
             "version": "3.1.2",
             "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.1.2.tgz",
             "integrity": "sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==",
-            "dev": true,
+            "devOptional": true,
             "license": "ISC",
             "dependencies": {
                 "brace-expansion": "^1.1.7"
@@ -5398,6 +5685,46 @@
                 "node": ">=16 || 14 >=14.17"
             }
         },
+        "node_modules/minizlib": {
+            "version": "2.1.2",
+            "resolved": "https://registry.npmjs.org/minizlib/-/minizlib-2.1.2.tgz",
+            "integrity": "sha512-bAxsR8BVfj60DWXHE3u30oHzfl4G7khkSuPW+qvpd7jFRHm7dLxOjUk1EHACJ/hxLY8phGJ0YhYHZo7jil7Qdg==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "minipass": "^3.0.0",
+                "yallist": "^4.0.0"
+            },
+            "engines": {
+                "node": ">= 8"
+            }
+        },
+        "node_modules/minizlib/node_modules/minipass": {
+            "version": "3.3.6",
+            "resolved": "https://registry.npmjs.org/minipass/-/minipass-3.3.6.tgz",
+            "integrity": "sha512-DxiNidxSEK+tHG6zOIklvNOwm3hvCrbUrdtzY74U6HKTJxvIDfOUL5W5P2Ghd3DTkhhKPYGqeNUIh5qcM4YBfw==",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "yallist": "^4.0.0"
+            },
+            "engines": {
+                "node": ">=8"
+            }
+        },
+        "node_modules/mkdirp": {
+            "version": "1.0.4",
+            "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
+            "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
+            "license": "MIT",
+            "optional": true,
+            "bin": {
+                "mkdirp": "bin/cmd.js"
+            },
+            "engines": {
+                "node": ">=10"
+            }
+        },
         "node_modules/ms": {
             "version": "2.0.0",
             "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
@@ -5434,6 +5761,13 @@
                 "mkdirp": "bin/cmd.js"
             }
         },
+        "node_modules/nan": {
+            "version": "2.22.0",
+            "resolved": "https://registry.npmjs.org/nan/-/nan-2.22.0.tgz",
+            "integrity": "sha512-nbajikzWTMwsW+eSsNm3QwlOs7het9gGJU5dDZzRTQGk03vyBOauxgI4VakDzE0PtsGTmXPsXTbbjVhRwR5mpw==",
+            "license": "MIT",
+            "optional": true
+        },
         "node_modules/natural-compare": {
             "version": "1.4.0",
             "resolved": "https://registry.npmjs.org/natural-compare/-/natural-compare-1.4.0.tgz",
@@ -5531,6 +5865,22 @@
             "integrity": "sha512-d9VeXT4SJ7ZeOqGX6R5EM022wpL+eWPooLI+5UpWn2jCT1aosUQEhQP214x33Wkwx3JQMvIm+tIoVOdodFS40g==",
             "license": "MIT"
         },
+        "node_modules/nopt": {
+            "version": "5.0.0",
+            "resolved": "https://registry.npmjs.org/nopt/-/nopt-5.0.0.tgz",
+            "integrity": "sha512-Tbj67rffqceeLpcRXrT7vKAN8CwfPeIBgM7E6iBkmKLV7bEMwpGgYLGv0jACUsECaa/vuxP0IjEont6umdMgtQ==",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "abbrev": "1"
+            },
+            "bin": {
+                "nopt": "bin/nopt.js"
+            },
+            "engines": {
+                "node": ">=6"
+            }
+        },
         "node_modules/normalize-path": {
             "version": "3.0.0",
             "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
@@ -5551,6 +5901,20 @@
                 "url": "https://github.com/sponsors/sindresorhus"
             }
         },
+        "node_modules/npmlog": {
+            "version": "5.0.1",
+            "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-5.0.1.tgz",
+            "integrity": "sha512-AqZtDUWOMKs1G/8lwylVjrdYgqA4d9nu8hc+0gzRxlDb1I10+FHBGMXs6aiQHFdCUUlqH99MUMuLfzWDNDtfxw==",
+            "deprecated": "This package is no longer supported.",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "are-we-there-yet": "^2.0.0",
+                "console-control-strings": "^1.1.0",
+                "gauge": "^3.0.0",
+                "set-blocking": "^2.0.0"
+            }
+        },
         "node_modules/nth-check": {
             "version": "2.1.1",
             "resolved": "https://registry.npmjs.org/nth-check/-/nth-check-2.1.1.tgz",
@@ -5915,7 +6279,7 @@
             "version": "1.0.1",
             "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
             "integrity": "sha512-AVbw3UJ2e9bq64vSaS9Am0fje1Pa8pbGqTTsmXfaIiMpnr5DlDhfJOuLj9Sf95ZPVDAUerDfEk88MPmPe7UCQg==",
-            "dev": true,
+            "devOptional": true,
             "license": "MIT",
             "engines": {
                 "node": ">=0.10.0"
@@ -5957,6 +6321,29 @@
             "integrity": "sha512-AmeDxedoo5svf7aB3FYqSAKqMxys014lVKBzy1o/5vv9CtU7U4wgGWL1dA2o6MOzcD53ScN4Jmiq6VbtLz1vIQ==",
             "license": "MIT"
         },
+        "node_modules/path2d": {
+            "version": "0.2.1",
+            "resolved": "https://registry.npmjs.org/path2d/-/path2d-0.2.1.tgz",
+            "integrity": "sha512-Fl2z/BHvkTNvkuBzYTpTuirHZg6wW9z8+4SND/3mDTEcYbbNKWAy21dz9D3ePNNwrrK8pqZO5vLPZ1hLF6T7XA==",
+            "license": "MIT",
+            "optional": true,
+            "engines": {
+                "node": ">=6"
+            }
+        },
+        "node_modules/pdfjs-dist": {
+            "version": "4.7.76",
+            "resolved": "https://registry.npmjs.org/pdfjs-dist/-/pdfjs-dist-4.7.76.tgz",
+            "integrity": "sha512-8y6wUgC/Em35IumlGjaJOCm3wV4aY/6sqnIT3fVW/67mXsOZ9HWBn8GDKmJUK0GSzpbmX3gQqwfoFayp78Mtqw==",
+            "license": "Apache-2.0",
+            "engines": {
+                "node": ">=18"
+            },
+            "optionalDependencies": {
+                "canvas": "^2.11.2",
+                "path2d": "^0.2.1"
+            }
+        },
         "node_modules/peek-readable": {
             "version": "4.1.0",
             "resolved": "https://registry.npmjs.org/peek-readable/-/peek-readable-4.1.0.tgz",
@@ -6477,7 +6864,7 @@
             "version": "3.0.2",
             "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-3.0.2.tgz",
             "integrity": "sha512-JZkJMZkAGFFPP2YqXZXPbMlMBgsxzE8ILs4lMIX/2o0L9UBw9O/Y3o6wFw/i9YLapcUJWwqbi3kdxIPdC62TIA==",
-            "dev": true,
+            "devOptional": true,
             "license": "ISC",
             "dependencies": {
                 "glob": "^7.1.3"
@@ -6593,6 +6980,19 @@
             "integrity": "sha512-NM8/P9n3XjXhIZn1lLhkFaACTOURQXjWhV4BA/RnOv8xvgqtqpAX9IO4mRQxSx1Rlo4tqzeqb0sOlruaOy3dug==",
             "license": "MIT"
         },
+        "node_modules/semver": {
+            "version": "7.6.3",
+            "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.3.tgz",
+            "integrity": "sha512-oVekP1cKtI+CTDvHWYFUcMtsK/00wmAEfyqKfNdARm8u1wNVhSgaX7A8d4UuIlUI5e84iEwOhs7ZPYRmzU9U6A==",
+            "license": "ISC",
+            "optional": true,
+            "bin": {
+                "semver": "bin/semver.js"
+            },
+            "engines": {
+                "node": ">=10"
+            }
+        },
         "node_modules/send": {
             "version": "0.19.0",
             "resolved": "https://registry.npmjs.org/send/-/send-0.19.0.tgz",
@@ -6656,6 +7056,13 @@
                 "node": ">= 0.8.0"
             }
         },
+        "node_modules/set-blocking": {
+            "version": "2.0.0",
+            "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
+            "integrity": "sha512-KiKBS8AnWGEyLzofFfmvKwpdPzqiy16LvQfK3yv/fVH7Bj13/wl3JSR1J+rfgRE9q7xUJK4qvgS8raSOeLUehw==",
+            "license": "ISC",
+            "optional": true
+        },
         "node_modules/set-function-length": {
             "version": "1.2.2",
             "resolved": "https://registry.npmjs.org/set-function-length/-/set-function-length-1.2.2.tgz",
@@ -6747,6 +7154,65 @@
                 "onnxruntime-web": "1.14.0"
             }
         },
+        "node_modules/simple-concat": {
+            "version": "1.0.1",
+            "resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.1.tgz",
+            "integrity": "sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q==",
+            "funding": [
+                {
+                    "type": "github",
+                    "url": "https://github.com/sponsors/feross"
+                },
+                {
+                    "type": "patreon",
+                    "url": "https://www.patreon.com/feross"
+                },
+                {
+                    "type": "consulting",
+                    "url": "https://feross.org/support"
+                }
+            ],
+            "license": "MIT",
+            "optional": true
+        },
+        "node_modules/simple-get": {
+            "version": "3.1.1",
+            "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-3.1.1.tgz",
+            "integrity": "sha512-CQ5LTKGfCpvE1K0n2us+kuMPbk/q0EKl82s4aheV9oXjFEz6W/Y7oQFVJuU6QG77hRT4Ghb5RURteF5vnWjupA==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "decompress-response": "^4.2.0",
+                "once": "^1.3.1",
+                "simple-concat": "^1.0.0"
+            }
+        },
+        "node_modules/simple-get/node_modules/decompress-response": {
+            "version": "4.2.1",
+            "resolved": "https://registry.npmjs.org/decompress-response/-/decompress-response-4.2.1.tgz",
+            "integrity": "sha512-jOSne2qbyE+/r8G1VU+G/82LBs2Fs4LAsTiLSHOCOMZQl2OKZ6i8i4IyHemTe+/yIXOtTcRQMzPcgyhoFlqPkw==",
+            "license": "MIT",
+            "optional": true,
+            "dependencies": {
+                "mimic-response": "^2.0.0"
+            },
+            "engines": {
+                "node": ">=8"
+            }
+        },
+        "node_modules/simple-get/node_modules/mimic-response": {
+            "version": "2.1.0",
+            "resolved": "https://registry.npmjs.org/mimic-response/-/mimic-response-2.1.0.tgz",
+            "integrity": "sha512-wXqjST+SLt7R009ySCglWBCFpjUygmCIfD790/kVbiGmUgfYGuB14PiTd5DwVxSV4NcYHjzMkoj5LjQZwTQLEA==",
+            "license": "MIT",
+            "optional": true,
+            "engines": {
+                "node": ">=8"
+            },
+            "funding": {
+                "url": "https://github.com/sponsors/sindresorhus"
+            }
+        },
         "node_modules/simple-git": {
             "version": "3.19.1",
             "resolved": "https://registry.npmjs.org/simple-git/-/simple-git-3.19.1.tgz",
@@ -7019,6 +7485,24 @@
                 "node": ">=6"
             }
         },
+        "node_modules/tar": {
+            "version": "6.2.1",
+            "resolved": "https://registry.npmjs.org/tar/-/tar-6.2.1.tgz",
+            "integrity": "sha512-DZ4yORTwrbTj/7MZYq2w+/ZFdI6OZ/f9SFHR+71gIVUZhOQPHzVCLpvRnPgyaMpfWxxk/4ONva3GQSyNIKRv6A==",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "chownr": "^2.0.0",
+                "fs-minipass": "^2.0.0",
+                "minipass": "^5.0.0",
+                "minizlib": "^2.1.1",
+                "mkdirp": "^1.0.3",
+                "yallist": "^4.0.0"
+            },
+            "engines": {
+                "node": ">=10"
+            }
+        },
         "node_modules/tar-stream": {
             "version": "3.1.7",
             "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-3.1.7.tgz",
@@ -7029,6 +7513,16 @@
                 "streamx": "^2.15.0"
             }
         },
+        "node_modules/tar/node_modules/minipass": {
+            "version": "5.0.0",
+            "resolved": "https://registry.npmjs.org/minipass/-/minipass-5.0.0.tgz",
+            "integrity": "sha512-3FnjYuehv9k6ovOEbyOswadCDPX1piCfhV8ncmYtHOjuPwylVWsghTLo7rabjC3Rx5xD4HDx8Wm1xnMF7S5qFQ==",
+            "license": "ISC",
+            "optional": true,
+            "engines": {
+                "node": ">=8"
+            }
+        },
         "node_modules/terser": {
             "version": "5.36.0",
             "resolved": "https://registry.npmjs.org/terser/-/terser-5.36.0.tgz",
@@ -7611,6 +8105,16 @@
                 "node": ">= 8"
             }
         },
+        "node_modules/wide-align": {
+            "version": "1.1.5",
+            "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.5.tgz",
+            "integrity": "sha512-eDMORYaPNZ4sQIuuYPDHdQvf4gyCF9rEEV/yPxGfwPkRodwEgiMUUXTx/dex+Me0wxx53S+NgUHaP7y3MGlDmg==",
+            "license": "ISC",
+            "optional": true,
+            "dependencies": {
+                "string-width": "^1.0.2 || 2 || 3 || 4"
+            }
+        },
         "node_modules/wordwrap": {
             "version": "1.0.0",
             "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
@@ -7748,6 +8252,13 @@
                 "node": ">=10"
             }
         },
+        "node_modules/yallist": {
+            "version": "4.0.0",
+            "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
+            "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
+            "license": "ISC",
+            "optional": true
+        },
         "node_modules/yaml": {
             "version": "2.3.4",
             "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.3.4.tgz",
diff --git a/package.json b/package.json
index 3e28e527b..126e653ba 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,7 @@
         "node-fetch": "^3.3.2",
         "node-persist": "^4.0.1",
         "open": "^8.4.2",
+        "pdfjs-dist": "^4.7.76",
         "png-chunk-text": "^1.0.0",
         "png-chunks-encode": "^1.0.0",
         "png-chunks-extract": "^1.0.0",
diff --git a/public/global.d.ts b/public/global.d.ts
index d59fbd6d6..67ddab822 100644
--- a/public/global.d.ts
+++ b/public/global.d.ts
@@ -1,6 +1,5 @@
 // Global namespace modules
 declare var droll;
-declare var pdfjsLib;
 declare var Popper;
 declare var showdown;
 declare var showdownKatex;
diff --git a/public/jsconfig.json b/public/jsconfig.json
index 8fbf3144e..0757216ec 100644
--- a/public/jsconfig.json
+++ b/public/jsconfig.json
@@ -22,7 +22,6 @@
             "seedrandom",
             "showdown-katex",
             "droll",
-            "pdfjs-dist",
             "@mozilla/readability"
         ]
     }
diff --git a/public/lib.js b/public/lib.js
index 834d0373d..9d1564823 100644
--- a/public/lib.js
+++ b/public/lib.js
@@ -10,6 +10,7 @@ import Handlebars from 'handlebars';
 import css from '@adobe/css-tools';
 import Bowser from 'bowser';
 import ePub from 'epubjs';
+import * as pdfjsLib from 'pdfjs-dist/webpack.mjs';
 
 /**
  * Expose the libraries to the 'window' object.
@@ -51,6 +52,7 @@ export default {
     css,
     Bowser,
     ePub,
+    pdfjsLib,
 };
 
 export {
@@ -62,4 +64,5 @@ export {
     css,
     Bowser,
     ePub,
+    pdfjsLib,
 };
diff --git a/public/scripts/utils.js b/public/scripts/utils.js
index a33c3fcbd..2f6172c1f 100644
--- a/public/scripts/utils.js
+++ b/public/scripts/utils.js
@@ -1,4 +1,4 @@
-import { DOMPurify, ePub } from '../lib.js';
+import { DOMPurify, ePub, pdfjsLib } from '../lib.js';
 
 import { getContext } from './extensions.js';
 import { characters, getRequestHeaders, this_chid } from '../script.js';
@@ -1493,40 +1493,6 @@ export async function getReadableText(document, textSelector = 'body') {
  * @returns {Promise<string>} A promise that resolves to the parsed text.
  */
 export async function extractTextFromPDF(blob) {
-    async function initPdfJs() {
-        const promises = [];
-
-        const workerPromise = new Promise((resolve, reject) => {
-            const workerScript = document.createElement('script');
-            workerScript.type = 'module';
-            workerScript.async = true;
-            workerScript.src = 'lib/pdf.worker.mjs';
-            workerScript.onload = resolve;
-            workerScript.onerror = reject;
-            document.head.appendChild(workerScript);
-        });
-
-        promises.push(workerPromise);
-
-        const pdfjsPromise = new Promise((resolve, reject) => {
-            const pdfjsScript = document.createElement('script');
-            pdfjsScript.type = 'module';
-            pdfjsScript.async = true;
-            pdfjsScript.src = 'lib/pdf.mjs';
-            pdfjsScript.onload = resolve;
-            pdfjsScript.onerror = reject;
-            document.head.appendChild(pdfjsScript);
-        });
-
-        promises.push(pdfjsPromise);
-
-        return Promise.all(promises);
-    }
-
-    if (!('pdfjsLib' in window)) {
-        await initPdfJs();
-    }
-
     const buffer = await getFileBuffer(blob);
     const pdf = await pdfjsLib.getDocument(buffer).promise;
     const pages = [];