Fix Chrome and tests on CentOS 7

* CentOS 7 is EOL and now needs vault.centos.org for mirrors
* Chrome 126 and later no longer support CentOS 7, pin to 125

docker/centos7/Dockerfile

@@ -1,5 +1,8 @@
 FROM centos:7
 
+# Use vault.centos.org since CentOS 7 is EOL and the official mirrors are no longer available
+RUN sed -i -e 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/*
+
 RUN yum update -y -q
 
 # Install jq

rules/chrome.json

@@ -37,15 +37,17 @@
       "constraints": [
         {
           "os": "linux",
-          "distribution": "centos"
+          "distribution": "centos",
+          "versions": ["8"]
         },
         {
           "os": "linux",
           "distribution": "rockylinux"
         },
         {
           "os": "linux",
-          "distribution": "redhat"
+          "distribution": "redhat",
+          "versions": ["8"]
         },
         {
           "os": "linux",
@@ -54,6 +56,29 @@
         }
       ]
     },
+    {
+      "pre_install": [
+        { "command": "yum install -y which" },
+        { "command": "[ $(which google-chrome) ] || curl -fsSL -o /tmp/google-chrome.rpm https://dl.google.com/linux/chrome/rpm/stable/x86_64/google-chrome-stable-125.0.6422.141-1.x86_64.rpm" },
+        { "command": "[ $(which google-chrome) ] || yum install -y /tmp/google-chrome.rpm" }
+      ],
+      "packages": [],
+      "post_install": [
+        { "command": "rm -f /tmp/google-chrome.rpm" }
+      ],
+      "constraints": [
+        {
+          "os": "linux",
+          "distribution": "centos",
+          "versions": ["7"]
+        },
+        {
+          "os": "linux",
+          "distribution": "redhat",
+          "versions": ["7"]
+        }
+      ]
+    },
     {
       "packages": ["chromium"],
       "constraints": [