Add headers field in ruleset. Enable Google Cache.

handlers/types.go

@@ -0,0 +1,28 @@
+package handlers
+
+type Regex struct {
+	Match   string `yaml:"match"`
+	Replace string `yaml:"replace"`
+}
+
+type RuleSet []Rule
+
+type Rule struct {
+	Domain  string   `yaml:"domain"`
+	Domains []string `yaml:"domains,omitempty"`
+	Paths   []string `yaml:"paths,omitempty"`
+	Headers struct {
+		UserAgent     string `yaml:"user-agent,omitempty"`
+		XForwardedFor string `yaml:"x-forwarded-for,omitempty"`
+		Referer       string `yaml:"referer,omitempty"`
+		Cookie        string `yaml:"cookie,omitempty"`
+	} `yaml:"headers,omitempty"`
+	GoogleCache bool    `yaml:"googleCache,omitempty"`
+	RegexRules  []Regex `yaml:"regexRules"`
+	Injections  []struct {
+		Position string `yaml:"position"`
+		Append   string `yaml:"append"`
+		Prepend  string `yaml:"prepend"`
+		Replace  string `yaml:"replace"`
+	} `yaml:"injections"`
+}