Added Common Headers to a separate file

functions/headers.js

@@ -0,0 +1,124 @@
+export const commonHeaders = [
+  "WWW-Authenticate",
+  "Authorization",
+  "Proxy-Authenticate",
+  "Proxy-Authorization",
+  "Age",
+  "Cache-Control",
+  "Clear-Site-Data",
+  "Expires",
+  "Pragma",
+  "Warning",
+  "Accept-CH",
+  "Accept-CH-Lifetime",
+  "Early-Data",
+  "Content-DPR",
+  "DPR",
+  "Device-Memory",
+  "Save-Data",
+  "Viewport-Width",
+  "Width",
+  "Last-Modified",
+  "ETag",
+  "If-Match",
+  "If-None-Match",
+  "If-Modified-Since",
+  "If-Unmodified-Since",
+  "Vary",
+  "Connection",
+  "Keep-Alive",
+  "Accept",
+  "Accept-Charset",
+  "Accept-Encoding",
+  "Accept-Language",
+  "Expect",
+  "Max-Forwards",
+  "Cookie",
+  "Set-Cookie",
+  "Cookie2",
+  "Set-Cookie2",
+  "Access-Control-Allow-Origin",
+  "Access-Control-Allow-Credentials",
+  "Access-Control-Allow-Headers",
+  "Access-Control-Allow-Methods",
+  "Access-Control-Expose-Headers",
+  "Access-Control-Max-Age",
+  "Access-Control-Request-Headers",
+  "Access-Control-Request-Method",
+  "Origin",
+  "Service-Worker-Allowed",
+  "Timing-Allow-Origin",
+  "X-Permitted-Cross-Domain-Policies",
+  "DNT",
+  "Tk",
+  "Content-Disposition",
+  "Content-Length",
+  "Content-Type",
+  "Content-Encoding",
+  "Content-Language",
+  "Content-Location",
+  "Forwarded",
+  "X-Forwarded-For",
+  "X-Forwarded-Host",
+  "X-Forwarded-Proto",
+  "Via",
+  "Location",
+  "From",
+  "Host",
+  "Referer",
+  "Referrer-Policy",
+  "User-Agent",
+  "Allow",
+  "Server",
+  "Accept-Ranges",
+  "Range",
+  "If-Range",
+  "Content-Range",
+  "Cross-Origin-Opener-Policy",
+  "Cross-Origin-Resource-Policy",
+  "Content-Security-Policy",
+  "Content-Security-Policy-Report-Only",
+  "Expect-CT",
+  "Feature-Policy",
+  "Public-Key-Pins",
+  "Public-Key-Pins-Report-Only",
+  "Strict-Transport-Security",
+  "Upgrade-Insecure-Requests",
+  "X-Content-Type-Options",
+  "X-Download-Options",
+  "X-Frame-Options",
+  "X-Powered-By",
+  "X-XSS-Protection",
+  "Last-Event-ID",
+  "NEL",
+  "Ping-From",
+  "Ping-To",
+  "Report-To",
+  "Transfer-Encoding",
+  "TE",
+  "Trailer",
+  "Sec-WebSocket-Key",
+  "Sec-WebSocket-Extensions",
+  "Sec-WebSocket-Accept",
+  "Sec-WebSocket-Protocol",
+  "Sec-WebSocket-Version",
+  "Accept-Push-Policy",
+  "Accept-Signature",
+  "Alt-Svc",
+  "Date",
+  "Large-Allocation",
+  "Link",
+  "Push-Policy",
+  "Retry-After",
+  "Signature",
+  "Signed-Headers",
+  "Server-Timing",
+  "SourceMap",
+  "Upgrade",
+  "X-DNS-Prefetch-Control",
+  "X-Firefox-Spdy",
+  "X-Pingback",
+  "X-Requested-With",
+  "X-Robots-Tag",
+  "X-UA-Compatible"
+]