shrink

Containerfile

@@ -30,7 +30,7 @@ COPY . .
 COPY --from=frontend-builder /app/dist /app/frontend/dist
 
 # Build the binary with embedded static files
-RUN CGO_ENABLED=1 GOOS=linux go build -a -installsuffix cgo -o gocheck .
+RUN CGO_ENABLED=1 GOOS=linux go build -a -installsuffix cgo -ldflags="-s -w" -o gocheck .
 
 # Stage 2: Create minimal runtime container
 FROM alpine:latest

frontend/package-lock.json

@@ -27,7 +27,8 @@
         "globals": "^16.3.0",
         "typescript": "~5.8.3",
         "typescript-eslint": "^8.35.1",
-        "vite": "^7.0.4"
+        "vite": "^7.0.4",
+        "vite-plugin-compression2": "^2.2.0"
       }
     },
     "node_modules/@ampproject/remapping": {
@@ -824,6 +825,42 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@rollup/pluginutils": {
+      "version": "5.2.0",
+      "resolved": "https://registry.npmjs.org/@rollup/pluginutils/-/pluginutils-5.2.0.tgz",
+      "integrity": "sha512-qWJ2ZTbmumwiLFomfzTyt5Kng4hwPi9rwCYN4SHb6eaRU1KNO4ccxINHr/VhH4GgPlt1XfSTLX2LBTme8ne4Zw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/estree": "^1.0.0",
+        "estree-walker": "^2.0.2",
+        "picomatch": "^4.0.2"
+      },
+      "engines": {
+        "node": ">=14.0.0"
+      },
+      "peerDependencies": {
+        "rollup": "^1.20.0||^2.0.0||^3.0.0||^4.0.0"
+      },
+      "peerDependenciesMeta": {
+        "rollup": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@rollup/pluginutils/node_modules/picomatch": {
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-4.0.3.tgz",
+      "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/jonschlinkert"
+      }
+    },
     "node_modules/@rollup/rollup-android-arm-eabi": {
       "version": "4.45.1",
       "resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.45.1.tgz",
@@ -2362,6 +2399,13 @@
         "node": ">=4.0"
       }
     },
+    "node_modules/estree-walker": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-2.0.2.tgz",
+      "integrity": "sha512-Rfkk/Mp/DL7JVje3u18FxFujQlTNR2q6QfMSMB7AvCBx91NGj/ba3kCfza0f6dVDbw7YlRf/nDrn7pQrCCyQ/w==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/esutils": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.3.tgz",
@@ -3544,6 +3588,13 @@
         "node": ">=18"
       }
     },
+    "node_modules/tar-mini": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/tar-mini/-/tar-mini-0.2.0.tgz",
+      "integrity": "sha512-+qfUHz700DWnRutdUsxRRVZ38G1Qr27OetwaMYTdg8hcPxf46U0S1Zf76dQMWRBmusOt2ZCK5kbIaiLkoGO7WQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/tinyglobby": {
       "version": "0.2.14",
       "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.14.tgz",
@@ -3747,6 +3798,17 @@
         }
       }
     },
+    "node_modules/vite-plugin-compression2": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/vite-plugin-compression2/-/vite-plugin-compression2-2.2.0.tgz",
+      "integrity": "sha512-7BZlU2mBHbqoBGy0ARkn3tv/7LC/2h8ewVDpG/cyH8iSzLw6E/yH6P4oBOEvchkQxNpl+B5W6rFR5fdSwfDhMA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@rollup/pluginutils": "^5.1.0",
+        "tar-mini": "^0.2.0"
+      }
+    },
     "node_modules/vite/node_modules/fdir": {
       "version": "6.4.6",
       "resolved": "https://registry.npmjs.org/fdir/-/fdir-6.4.6.tgz",

frontend/package.json

@@ -29,6 +29,7 @@
     "globals": "^16.3.0",
     "typescript": "~5.8.3",
     "typescript-eslint": "^8.35.1",
-    "vite": "^7.0.4"
+    "vite": "^7.0.4",
+    "vite-plugin-compression2": "^2.2.0"
   }
 }

frontend/public/vite.svg

@@ -1 +0,0 @@
-<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="31.88" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 257"><defs><linearGradient id="IconifyId1813088fe1fbc01fb466" x1="-.828%" x2="57.636%" y1="7.652%" y2="78.411%"><stop offset="0%" stop-color="#41D1FF"></stop><stop offset="100%" stop-color="#BD34FE"></stop></linearGradient><linearGradient id="IconifyId1813088fe1fbc01fb467" x1="43.376%" x2="50.316%" y1="2.242%" y2="89.03%"><stop offset="0%" stop-color="#FFEA83"></stop><stop offset="8.333%" stop-color="#FFDD35"></stop><stop offset="100%" stop-color="#FFA800"></stop></linearGradient></defs><path fill="url(#IconifyId1813088fe1fbc01fb466)" d="M255.153 37.938L134.897 252.976c-2.483 4.44-8.862 4.466-11.382.048L.875 37.958c-2.746-4.814 1.371-10.646 6.827-9.67l120.385 21.517a6.537 6.537 0 0 0 2.322-.004l117.867-21.483c5.438-.991 9.574 4.796 6.877 9.62Z"></path><path fill="url(#IconifyId1813088fe1fbc01fb467)" d="M185.432.063L96.44 17.501a3.268 3.268 0 0 0-2.634 3.014l-5.474 92.456a3.268 3.268 0 0 0 3.997 3.378l24.777-5.718c2.318-.535 4.413 1.507 3.936 3.838l-7.361 36.047c-.495 2.426 1.782 4.5 4.151 3.78l15.304-4.649c2.372-.72 4.652 1.36 4.15 3.788l-11.698 56.621c-.732 3.542 3.979 5.473 5.943 2.437l1.313-2.028l72.516-144.72c1.215-2.423-.88-5.186-3.54-4.672l-25.505 4.922c-2.396.462-4.435-1.77-3.759-4.114l16.646-57.705c.677-2.35-1.37-4.583-3.769-4.113Z"></path></svg>

frontend/vite.config.ts

@@ -1,10 +1,11 @@
 import { defineConfig } from 'vite'
 import react from '@vitejs/plugin-react-swc'
 import tailwindcss from '@tailwindcss/vite'
+import { compression } from 'vite-plugin-compression2'
 
 // https://vite.dev/config/
 export default defineConfig({
-  plugins: [react(), tailwindcss()],
+  plugins: [react(), tailwindcss(), compression()],
   server: {
     host: '0.0.0.0', // Allow external access for Docker
     port: 5173,

main.go

@@ -14,6 +14,8 @@ import (
 	"sync"
 	"time"
 
+	"path"
+
 	"github.com/google/uuid"
 	_ "github.com/mattn/go-sqlite3"
 )
@@ -486,6 +488,114 @@ func deleteItem(uuid string, id int) error {
 	return err
 }
 
+// ==== Static File Server with Compression Support ====
+
+// compressionFileServer serves static files with compression support
+func compressionFileServer(fsys fs.FS) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		// Check if this is a UUID path (starts with / followed by 36 characters)
+		isUUIDPath := len(r.URL.Path) == 37 && r.URL.Path[0] == '/' &&
+			!strings.Contains(r.URL.Path[1:], "/")
+
+		if r.URL.Path == "/" || isUUIDPath {
+			// Serve index.html at root or for routes with /{uuid}
+			content, err := fs.ReadFile(fsys, "frontend/dist/index.html")
+			if err != nil {
+				http.Error(w, "Not found", 404)
+				return
+			}
+			w.Header().Set("Content-Type", "text/html")
+			w.Write(content)
+			return
+		}
+
+		// Get the requested file path relative to frontend/dist
+		filePath := strings.TrimPrefix(r.URL.Path, "/")
+		if filePath == "" {
+			filePath = "index.html"
+		}
+		fullPath := "frontend/dist/" + filePath
+
+		// Check if client accepts compression
+		acceptEncoding := r.Header.Get("Accept-Encoding")
+		acceptsGzip := strings.Contains(acceptEncoding, "gzip")
+		acceptsBrotli := strings.Contains(acceptEncoding, "br")
+
+		// Try to serve compressed version if client supports it
+		if acceptsBrotli {
+			if compressedContent, err := fs.ReadFile(fsys, fullPath+".br"); err == nil {
+				w.Header().Set("Content-Encoding", "br")
+				w.Header().Set("Content-Length", fmt.Sprintf("%d", len(compressedContent)))
+				w.Header().Set("Vary", "Accept-Encoding")
+				// Set appropriate content type based on file extension
+				setContentType(w, filePath)
+				w.Write(compressedContent)
+				return
+			}
+		}
+
+		if acceptsGzip {
+			if compressedContent, err := fs.ReadFile(fsys, fullPath+".gz"); err == nil {
+				w.Header().Set("Content-Encoding", "gzip")
+				w.Header().Set("Content-Length", fmt.Sprintf("%d", len(compressedContent)))
+				w.Header().Set("Vary", "Accept-Encoding")
+				// Set appropriate content type based on file extension
+				setContentType(w, filePath)
+				w.Write(compressedContent)
+				return
+			}
+		}
+
+		// Fall back to uncompressed file
+		if content, err := fs.ReadFile(fsys, fullPath); err == nil {
+			w.Header().Set("Vary", "Accept-Encoding")
+			// Set appropriate content type based on file extension
+			setContentType(w, filePath)
+			w.Write(content)
+			return
+		}
+
+		// File not found
+		http.NotFound(w, r)
+	})
+}
+
+// setContentType sets the appropriate Content-Type header based on file extension
+func setContentType(w http.ResponseWriter, filePath string) {
+	ext := strings.ToLower(path.Ext(filePath))
+	switch ext {
+	case ".html":
+		w.Header().Set("Content-Type", "text/html; charset=utf-8")
+	case ".css":
+		w.Header().Set("Content-Type", "text/css; charset=utf-8")
+	case ".js":
+		w.Header().Set("Content-Type", "application/javascript; charset=utf-8")
+	case ".json":
+		w.Header().Set("Content-Type", "application/json; charset=utf-8")
+	case ".svg":
+		w.Header().Set("Content-Type", "image/svg+xml")
+	case ".png":
+		w.Header().Set("Content-Type", "image/png")
+	case ".jpg", ".jpeg":
+		w.Header().Set("Content-Type", "image/jpeg")
+	case ".gif":
+		w.Header().Set("Content-Type", "image/gif")
+	case ".ico":
+		w.Header().Set("Content-Type", "image/x-icon")
+	case ".woff":
+		w.Header().Set("Content-Type", "font/woff")
+	case ".woff2":
+		w.Header().Set("Content-Type", "font/woff2")
+	case ".ttf":
+		w.Header().Set("Content-Type", "font/ttf")
+	case ".eot":
+		w.Header().Set("Content-Type", "application/vnd.ms-fontobject")
+	default:
+		// Default to octet-stream for unknown types
+		w.Header().Set("Content-Type", "application/octet-stream")
+	}
+}
+
 // ==== SSE Broadcast Logic ====
 
 func broadcast(uuid string, msg interface{}) {
@@ -894,30 +1004,7 @@ func main() {
 	})
 
 	// Serve static files from embedded filesystem (register last)
-	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+	http.Handle("/", compressionFileServer(staticFiles))
-		// Check if this is a UUID path (starts with / followed by 36 characters)
-		isUUIDPath := len(r.URL.Path) == 37 && r.URL.Path[0] == '/' &&
-			!strings.Contains(r.URL.Path[1:], "/")
-
-		if r.URL.Path == "/" || isUUIDPath {
-			// Serve index.html at root or for routes with /{uuid}
-			content, err := staticFiles.ReadFile("frontend/dist/index.html")
-			if err != nil {
-				http.Error(w, "Not found", 404)
-				return
-			}
-			w.Header().Set("Content-Type", "text/html")
-			w.Write(content)
-		} else {
-			// Serve other static files from the static/ subdirectory
-			subFS, err := fs.Sub(staticFiles, "frontend/dist")
-			if err != nil {
-				http.Error(w, "Not found", 404)
-				return
-			}
-			http.StripPrefix("/", http.FileServer(http.FS(subFS))).ServeHTTP(w, r)
-		}
-	})
 
 	port := strings.TrimSpace(os.Getenv("PORT"))
 	if port == "" {