added features and fixes

cmd/server/main.go

@@ -3,8 +3,10 @@ package main
 import (
 	"encoding/json"
 	"fmt"
+	"io"
 	"log/slog"
 	"net/http"
+	"net/url"
 	"os"
 	"strings"
 
@@ -262,6 +264,34 @@ func main() {
 					w.Header().Set("Content-Type", "application/json")
 					json.NewEncoder(w).Encode(gifs)
 				})
+				r.Get("/gifs/proxy", func(w http.ResponseWriter, r *http.Request) {
+					targetURL := r.URL.Query().Get("url")
+					if targetURL == "" {
+						http.Error(w, `{"error":"missing url"}`, http.StatusBadRequest)
+						return
+					}
+
+					// Verify it's a Giphy domain to prevent general proxy abuse
+					parsed, err := url.Parse(targetURL)
+					if err != nil || parsed.Scheme != "https" || !strings.HasSuffix(parsed.Host, ".giphy.com") {
+						http.Error(w, `{"error":"invalid proxy target"}`, http.StatusBadRequest)
+						return
+					}
+
+					resp, err := http.Get(targetURL)
+					if err != nil {
+						http.Error(w, `{"error":"failed to fetch image"}`, http.StatusInternalServerError)
+						return
+					}
+					defer resp.Body.Close()
+
+					// Stream response
+					w.Header().Set("Content-Type", resp.Header.Get("Content-Type"))
+					w.Header().Set("Content-Length", resp.Header.Get("Content-Length"))
+					w.Header().Set("Cache-Control", "public, max-age=604800") // Cache for 7 days
+					w.WriteHeader(resp.StatusCode)
+					io.Copy(w, resp.Body)
+				})
 			}
 
 			// File upload
@@ -312,6 +342,12 @@ func main() {
 	// File serving (public, for viewing uploaded files)
 	if uploadHandler != nil {
 		r.Get("/files/*", uploadHandler.Serve)
+
+		// Legacy redirect: old uploads returned /{bucket}/objectName
+		r.Get("/dumpster-files/*", func(w http.ResponseWriter, r *http.Request) {
+			objectName := strings.TrimPrefix(r.URL.Path, "/dumpster-files/")
+			http.Redirect(w, r, "/files/"+objectName, http.StatusMovedPermanently)
+		})
 	}
 
 	// Public webhook execution (no auth required)