Add continuous delivery for playwright-server docker image (#32522)

* Fix playwright-screenshots.sh script

gcut is a macos thing, use awk for stability

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Tweak playwright-screenshots.sh to pull image from ghcr before building

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Add missing dependency in playwright-common

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Add nx to prettierignore

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Add continuous delivery workflow for playwright-server image

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Switch to nx affected

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Prefix calls to nx with pnpm

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Pass GITHUB_TOKEN to nx affected

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Use explicit buildx builder

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Specify NX_DEFAULT_OUTPUT_STYLE

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Remove test trigger

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Fix image name

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

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Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

package.json

@@ -153,6 +153,7 @@
         "@element-hq/element-web-playwright-common-local": "workspace:*",
         "@fetch-mock/jest": "^0.2.20",
         "@jest/globals": "^30.2.0",
+        "@nx-tools/nx-container": "^7.2.1",
         "@nx/jest": "^22.5.0",
         "@peculiar/webcrypto": "^1.4.3",
         "@playwright/test": "catalog:",