config: Add string replacement for templates, add example config.yml (close #10)

lib/settings/strings.go

@@ -1,12 +1,43 @@
 package settings
 
-import "maps"
+import (
+	"html/template"
+	"maps"
+)
 
 type Strings map[string]string
 
 var DefaultStrings = make(Strings).set(map[string]string{
-	"challenge_are_you_bot": "Checking you are not a bot",
-	"error":                 "Oh no!",
+	"title_challenge": "Checking you are not a bot",
+	"title_error":     "Oh no!",
+
+	"noscript_warning": "<p>Sadly, you may need to enable JavaScript to get past this challenge. This is required because AI companies have changed the social contract around how website hosting works.</p>",
+
+	"details_title": "Why am I seeing this?",
+	"details_text": `
+<p>
+	You are seeing this because the administrator of this website has set up <a href="https://git.gammaspectra.live/git/go-away">go-away</a> 
+	to protect the server against the scourge of <a href="https://thelibre.news/foss-infrastructure-is-under-attack-by-ai-companies/">AI companies aggressively scraping websites</a>.
+</p>
+<p>
+	Mass scraping can and does cause downtime for the websites, which makes their resources inaccessible for everyone.
+</p>
+<p>
+	Please note that some challenges requires the use of modern JavaScript features and some plugins may disable these.
+	Disable such plugins for this domain (for example, JShelter) if you encounter any issues.
+</p>
+`,
+	"details_contact_admin_with_request_id": "If you have any issues contact the site administrator and provide the following Request Id",
+
+	"button_refresh_page": "Refresh page",
+
+	"status_loading_challenge":   "Loading challenge",
+	"status_starting_challenge":  "Starting challenge",
+	"status_loading":             "Loading...",
+	"status_calculating":         "Calculating...",
+	"status_challenge_success":   "Challenge success!",
+	"status_challenge_done_took": "Done! Took",
+	"status_error":               "Error:",
 })
 
 func (s Strings) set(v map[string]string) Strings {
@@ -14,11 +45,11 @@ func (s Strings) set(v map[string]string) Strings {
 	return s
 }
 
-func (s Strings) Get(value string) string {
+func (s Strings) Get(value string) template.HTML {
 	v, ok := (s)[value]
 	if !ok {
 		// fallback
-		return "string:" + value
+		return template.HTML("string:" + value)
 	}
-	return v
+	return template.HTML(v)
 }