Added CI/CD.

.gitlab-ci.yml

+stages:
+- deploy
+
+deploy:
+  stage: deploy
+  script:
+    - sh deploy.sh
+  only:
+    - master

build/deploy.sh

-#!/bin/sh
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deploy.sh

+#!/bin/sh
+DOCUMENT_ROOT=/var/www/sources
+
+# Take site offline
+echo "Taking site offline..."
+touch $DOCUMENT_ROOT/maintenance.file
+
+# Swap over the content
+echo "Deploying content..."
+mkdir -p $DOCUMENT_ROOT/Spotify
+cp build/SpotifyIcon.png $DOCUMENT_ROOT/Spotify
+cp build/SpotifyConfig.json $DOCUMENT_ROOT/Spotify
+cp build/SpotifyScript.js $DOCUMENT_ROOT/Spotify
+sh sign.sh $DOCUMENT_ROOT/Spotify/SpotifyScript.js $DOCUMENT_ROOT/Spotify/SpotifyConfig.json
+
+# Notify Cloudflare to wipe the CDN cache
+echo "Purging Cloudflare cache for zone $CLOUDFLARE_ZONE_ID..."
+curl -X POST "https://api.cloudflare.com/client/v4/zones/$CLOUDFLARE_ZONE_ID/purge_cache" \
+     -H "Authorization: Bearer $CLOUDFLARE_API_TOKEN" \
+     -H "Content-Type: application/json" \
+     --data '{"files":["https://plugins.grayjay.app/Spotify/SpotifyIcon.png", "https://plugins.grayjay.app/Spotify/SpotifyConfig.json", "https://plugins.grayjay.app/Spotify/SpotifyScript.js"]}'
+
+# Take site back online
+echo "Bringing site back online..."
+rm $DOCUMENT_ROOT/maintenance.file
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sign.sh

+#!/bin/sh
+
+# Parameters
+JS_FILE_PATH=$1
+CONFIG_FILE_PATH=$2
+
+# Decode and save the private key to a temporary file
+echo "$SIGNING_PRIVATE_KEY" | base64 -d > tmp_private_key.pem
+
+# Validate private key
+if ! openssl rsa -check -noout -in tmp_private_key.pem > /dev/null 2>&1; then
+  echo "Invalid private key."
+  rm tmp_private_key.pem
+  exit 1
+fi
+
+# Generate signature for the provided JS file
+SIGNATURE=$(cat $JS_FILE_PATH | openssl dgst -sha512 -sign tmp_private_key.pem | base64 -w 0)
+
+# Extract public key from the temporary private key file
+PUBLIC_KEY=$(openssl rsa -pubout -outform DER -in tmp_private_key.pem 2>/dev/null | openssl pkey -pubin -inform DER -outform PEM | tail -n +2 | head -n -1 | tr -d '\n')
+
+echo "PUBLIC_KEY: $PUBLIC_KEY"
+
+# Remove temporary key files
+rm tmp_private_key.pem
+
+# Update "scriptSignature" and "scriptPublicKey" fields in Config JSON
+cat $CONFIG_FILE_PATH | jq --arg signature "$SIGNATURE" --arg publicKey "$PUBLIC_KEY" '. + {scriptSignature: $signature, scriptPublicKey: $publicKey}' > temp_config.json && mv temp_config.json $CONFIG_FILE_PATH
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