diff --git a/.npmrc b/.npmrc
new file mode 100644
index 0000000..c52e81e
--- /dev/null
+++ b/.npmrc
@@ -0,0 +1,3 @@
+# Temporary workaround: @videogular/ngx-videogular@20 peers Angular 20 only,
+# but the package builds and runs on Angular 21 in this repo.
+legacy-peer-deps=true
diff --git a/Dockerfile b/Dockerfile
index 1d50b71..6606ea1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -51,7 +51,7 @@ ARG BUILDPLATFORM
 FROM --platform=${BUILDPLATFORM} node:24 as frontend
 RUN npm install -g @angular/cli
 WORKDIR /build
-COPY [ "package.json", "package-lock.json", "angular.json", "tsconfig.json", "/build/" ]
+COPY [ ".npmrc", "package.json", "package-lock.json", "angular.json", "tsconfig.json", "/build/" ]
 COPY [ "src/", "/build/src/" ]
 RUN npm install && \
     npm run build && \
diff --git a/package-lock.json b/package-lock.json
index 7addf1e..9ead6a5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
         "@angular/router": "^21.1.5",
         "@fontsource/material-icons": "^4.5.4",
         "@ngneat/content-loader": "^7.0.0",
-        "@videogular/ngx-videogular": "^6.0.0",
+        "@videogular/ngx-videogular": "^20.0.0",
         "core-js": "^2.4.1",
         "crypto-js": "^4.2.0",
         "file-saver": "^2.0.2",
@@ -1358,6 +1358,7 @@
       "version": "21.1.5",
       "resolved": "https://registry.npmjs.org/@angular/compiler-cli/-/compiler-cli-21.1.5.tgz",
       "integrity": "sha512-i2r2bQuWdjjFGTd2TA7FtCWNx5yJ3BMoyTGUC9lzSfmxWAfcH/NWR+6OdaEVwv6Zap3IXYYxs8S+REkx954EwA==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "@babel/core": "7.28.5",
@@ -7002,20 +7003,18 @@
       }
     },
     "node_modules/@videogular/ngx-videogular": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/@videogular/ngx-videogular/-/ngx-videogular-6.0.0.tgz",
-      "integrity": "sha512-gMEBeRm0pNaxu6nzlgEwksYquKUaQDVz7Lq5emPCViGs1o/aiS5GP58XoTBYD/Y4vjxX0t8pfqBZsBRoTfeyiw==",
+      "version": "20.0.0",
+      "resolved": "https://registry.npmjs.org/@videogular/ngx-videogular/-/ngx-videogular-20.0.0.tgz",
+      "integrity": "sha512-UW67ewZUFDlblKJbBswSQvyoUfYVVkD/iDzzNTAyFWZN44ak266YkqJar37BXuieUPODnvGCBo2ce75+/e4GEQ==",
       "license": "MIT",
       "dependencies": {
         "tslib": "^1.11.1 || ^2.0.0"
       },
       "peerDependencies": {
-        "@angular/common": ">=8.0.0",
-        "@angular/core": ">=8.0.0",
-        "@angular/platform-browser-dynamic": ">=8.0.0",
-        "core-js": ">=2.5.4",
-        "rxjs": ">=6.5.4",
-        "zone.js": ">=0.10.2"
+        "@angular/common": "^20.0.0",
+        "@angular/core": "^20.0.0",
+        "rxjs": "^6.5.4 || ^7.4.0",
+        "zone.js": "^0.15.1"
       }
     },
     "node_modules/@webassemblyjs/ast": {
@@ -7925,6 +7924,7 @@
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-5.0.0.tgz",
       "integrity": "sha512-TQMmc3w+5AxjpL8iIiwebF73dRDF4fBIieAqGn9RGCWaEVwQ6Fb2cGe31Yns0RRIzii5goJ1Y7xbMwo1TxMplw==",
+      "dev": true,
       "license": "MIT",
       "dependencies": {
         "readdirp": "^5.0.0"
@@ -8406,6 +8406,7 @@
       "version": "1.9.0",
       "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-1.9.0.tgz",
       "integrity": "sha512-ASFBup0Mz1uyiIjANan1jzLQami9z1PoYSZCiiYW2FczPbenXc45FZdBZLzOT+r6+iciuEModtmCti+hjaAk0A==",
+      "dev": true,
       "license": "MIT"
     },
     "node_modules/cookie": {
@@ -13961,6 +13962,7 @@
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-5.0.0.tgz",
       "integrity": "sha512-9u/XQ1pvrQtYyMpZe7DXKv2p5CNvyVwzUB6uhLAnQwHMSgKMBR62lc7AHljaeteeHXn11XTAaLLUVZYVZyuRBQ==",
+      "dev": true,
       "license": "MIT",
       "engines": {
         "node": ">= 20.19.0"
@@ -13974,6 +13976,7 @@
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/reflect-metadata/-/reflect-metadata-0.2.2.tgz",
       "integrity": "sha512-urBwgfrvVP/eAyXx4hluJivBKzuEbSQs9rKWCrCkbSxNv8mxPcUZKeuoF3Uy4mJl3Lwprp6yy5/39VWigZ4K6Q==",
+      "dev": true,
       "license": "Apache-2.0"
     },
     "node_modules/regenerate": {
@@ -14511,6 +14514,7 @@
       "version": "7.7.4",
       "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.4.tgz",
       "integrity": "sha512-vFKC2IEtQnVhpT78h1Yp8wzwrf8CM+MzKMHGJZfBtzhZNycRFnXsHk6E5TxIkkMsgNS7mdX3AGB7x2QM2di4lA==",
+      "dev": true,
       "license": "ISC",
       "bin": {
         "semver": "bin/semver.js"
diff --git a/package.json b/package.json
index d012246..a22967b 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "@angular/router": "^21.1.5",
     "@fontsource/material-icons": "^4.5.4",
     "@ngneat/content-loader": "^7.0.0",
-    "@videogular/ngx-videogular": "^6.0.0",
+    "@videogular/ngx-videogular": "^20.0.0",
     "core-js": "^2.4.1",
     "crypto-js": "^4.2.0",
     "file-saver": "^2.0.2",