img clues in http

http.go

@@ -26,6 +26,8 @@ func HTTP(port int, db DB) error {
 	foo := func(w http.ResponseWriter, r *http.Request) {
 		if r.URL.Path == "/" {
 			httpGUI(w, r)
+		} else if strings.HasPrefix(r.URL.Path, "/static/") {
+			httpStatic(w, r)
 		} else if strings.HasPrefix(r.URL.Path, "/api/questions") && strings.HasSuffix(r.URL.Path, "/answers") && r.Method == http.MethodPost {
 			httpPostQuestionAnswers(w, r)
 		} else {
@@ -105,6 +107,13 @@ func httpGUI(w http.ResponseWriter, r *http.Request) {
 	w.Write([]byte(body))
 }
 
+func httpStatic(w http.ResponseWriter, r *http.Request) {
+	p := strings.TrimPrefix(r.URL.Path, "/static/")
+	p = strings.ReplaceAll(p, "/..", "/")
+	p = path.Clean(p)
+	http.ServeFile(w, r, p)
+}
+
 func httpAssignments(ctx context.Context) (interface{}, error) {
 	db := extract(ctx).DB
 	user := extract(ctx).User

public/root.html

@@ -99,7 +99,13 @@
 
          let clues = ""
          for (var i in todo[1].Clues) {
-            clues += `<details><summary>clue #${i}</summary>${todo[1].Clues[i]}</details>`
+            clues += `<details><summary>clue #${i}</summary>`
+            if (todo[1].Clues[i].startsWith("img:")) {
+               clues += `<img src="static/${todo[1].Clues[i].slice(4, 1000)}"/>`
+            } else {
+               clues += todo[1].Clues[i]
+            }
+            clues += `</details>`
          }
          form.children.clues.innerHTML = clues
          form.children.clues.value = todo[1].Clues

testdata/sample.yaml

@@ -7,7 +7,7 @@ knowledge:
       - solution B
       clues:
       - clue1 of 2
-      - clue2 of 2
+      - img:testdata/tofugu.d/sa-hiragana-0.png
       tags:
       - ops
       - data-platform
@@ -52,5 +52,5 @@ users:
     tags:
       assignments:
       - ops
-    cadence: 5h0m0s
+    cadence: 5s
     resolution: 1