Fix cors

flake: update vendor hash
Allow CORS from frontend
2026-02-01 17:16:15 +01:00 · 2026-01-24 23:45:02 +01:00 · 2026-01-24 23:27:07 +01:00 · 2026-01-24 20:50:36 +01:00 · 2026-01-24 20:50:29 +01:00 · 2026-01-24 20:00:25 +01:00
16 changed files with 385 additions and 158 deletions
--- a/.env.example
+++ b/.env.example
@@ -0,0 +1,18 @@
+# Server Configuration
+SERVER_HOSTNAME=127.0.0.1
+SERVER_PORT=8080
+GIN_MODE=debug
+
+# Security Configuration
+JWT_SECRET=your-super-secret-jwt-key-here
+
+# Sync Configuration
+SYNC_INTERVAL_MINUTES=1
+
+# Default Admin User Configuration
+ADMIN_EMAIL=admin@admin.com
+ADMIN_PASSWORD=sheetless
+
+# Directories containing permanent data
+SHEETS_DIRECTORY=/data/sheets
+CONFIG_DIRECTORY=/data/config
--- a/.envrc
+++ b/.envrc
@@ -1 +1,2 @@
 use flake
+dotenv .env
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 /.direnv/
 sheetless-server
 sheetless.db
+/result
+/.env
--- a/flake.nix
+++ b/flake.nix
@@ -6,32 +6,64 @@
    flake-utils.url = "github:numtide/flake-utils";
  };

-  outputs =
-    {
-      self,
-      nixpkgs,
-      flake-utils,
-    }:
+  outputs = {
+    nixpkgs,
+    flake-utils,
+    ...
+  }:
    flake-utils.lib.eachDefaultSystem (
-      system:
-      let
+      system: let
        pkgs = nixpkgs.legacyPackages.${system};
-      in
-      {
+
+        deploy = pkgs.writeShellScriptBin "deploy" ''
+          set -e; set -o pipefail; set -x;
+
+          nix build .#docker
+          image=$((docker load < result) | sed -n '$s/^Loaded image: //p')
+          docker image tag "$image" harbor.julian-mutter.de/sheetless/sheetless-server:latest
+          docker push harbor.julian-mutter.de/sheetless/sheetless-server:latest
+        '';
+      in {
        devShells.default = pkgs.mkShell {
          buildInputs = with pkgs; [
            go
            gopls
            go-tools
+
+            deploy
          ];
        };

-        # packages.default = pkgs.buildGoModule {
-        #   pname = "sheetless-server";
-        #   version = "0.1.0";
-        #   src = ./.;
-        #   vendorHash = "";  # Will be computed on first build
-        # };
+        packages = rec {
+          default = sheetless-server;
+
+          sheetless-server = pkgs.buildGoModule {
+            pname = "sheetless-server";
+            version = "0.1.0";
+            src = ./src;
+            vendorHash = "sha256-jJe13G5zoUCY2SD9ZerN+6ahc/qOJ3oAhDXJgIhyuvw=";
+          };
+
+          docker = pkgs.dockerTools.buildImage {
+            name = "sheetless-server";
+            tag = "latest";
+
+            copyToRoot = with pkgs; [
+              dockerTools.usrBinEnv
+              dockerTools.binSh
+              dockerTools.caCertificates
+
+              coreutils
+              sheetless-server
+            ];
+
+            config = {
+              Cmd = ["/bin/sheetless-server"];
+              Expose = "8080";
+            };
+            created = "now";
+          };
+        };
      }
    );
 }
--- a/src/config/config.go
+++ b/src/config/config.go
@@ -0,0 +1,70 @@
+package config
+
+import (
+	"os"
+	"strconv"
+	"time"
+)
+
+type Config struct {
+	Server struct {
+		Hostname string
+		Port     string
+		Mode     string // gin.Mode: debug, release, test
+	}
+	JWT struct {
+		Secret string
+	}
+	Sync struct {
+		Interval time.Duration
+	}
+	Admin struct {
+		Email    string
+		Password string
+	}
+	SheetsDirectory string
+	ConfigDirectory string
+}
+
+var AppConfig *Config
+
+func Load() {
+	cfg := &Config{}
+
+	// Server configuration
+	cfg.Server.Hostname = getEnv("SERVER_HOSTNAME", "127.0.0.1")
+	cfg.Server.Port = getEnv("SERVER_PORT", "8080")
+	cfg.Server.Mode = getEnv("GIN_MODE", "debug")
+
+	// JWT configuration
+	cfg.JWT.Secret = getEnv("JWT_SECRET", "sheetless-default-jwt-secret-please-change")
+
+	// Sync configuration
+	syncMinutes := getEnvInt("SYNC_INTERVAL_MINUTES", 1)
+	cfg.Sync.Interval = time.Duration(syncMinutes) * time.Minute
+
+	// Admin configuration
+	cfg.Admin.Email = getEnv("ADMIN_EMAIL", "admin@admin.com")
+	cfg.Admin.Password = getEnv("ADMIN_PASSWORD", "sheetless")
+
+	cfg.SheetsDirectory = getEnv("SHEETS_DIRECTORY", "./sheets_directory")
+	cfg.ConfigDirectory = getEnv("CONFIG_DIRECTORY", "./config_directory")
+
+	AppConfig = cfg
+}
+
+func getEnv(key, defaultValue string) string {
+	if value := os.Getenv(key); value != "" {
+		return value
+	}
+	return defaultValue
+}
+
+func getEnvInt(key string, defaultValue int) int {
+	if value := os.Getenv(key); value != "" {
+		if intValue, err := strconv.Atoi(value); err == nil {
+			return intValue
+		}
+	}
+	return defaultValue
+}
--- a/src/database/connection.go
+++ b/src/database/connection.go
@@ -2,8 +2,11 @@ package database

 import (
 	"log"
+	"path/filepath"
+	"sheetless-server/config"
 	"sheetless-server/models"

+	"golang.org/x/crypto/bcrypt"
 	"gorm.io/driver/sqlite"
 	"gorm.io/gorm"
 )
@@ -12,16 +15,60 @@ var DB *gorm.DB

 func InitDatabase() {
 	var err error
-	DB, err = gorm.Open(sqlite.Open("sheetless.db"), &gorm.Config{})
+
+	databaseFile := filepath.Join(config.AppConfig.ConfigDirectory, "sheetless.db")
+	DB, err = gorm.Open(sqlite.Open(databaseFile), &gorm.Config{})
 	if err != nil {
 		log.Fatal("Failed to connect to database:", err)
 	}

+	tables, err := DB.Migrator().GetTables()
+	if err != nil {
+		log.Fatal("Failed to list tables of database:", err)
+	}
+	isNewDatabase := len(tables) == 0
+
 	// Auto migrate the schema
 	err = DB.AutoMigrate(&models.User{}, &models.Sheet{}, &models.Composer{})
 	if err != nil {
 		log.Fatal("Failed to migrate database:", err)
 	}

+	if isNewDatabase {
+		createDefaultAdminUser()
+	}
+
 	log.Println("Database connected and migrated successfully")
 }
+
+func createDefaultAdminUser() {
+	// Check if admin user already exists
+	var existingUser models.User
+	err := DB.Where("email = ?", config.AppConfig.Admin.Email).First(&existingUser).Error
+	if err == nil {
+		// Admin user already exists, don't recreate
+		log.Printf("Admin user already exists: %s", config.AppConfig.Admin.Email)
+		return
+	}
+
+	// Hash the admin password
+	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(config.AppConfig.Admin.Password), bcrypt.DefaultCost)
+	if err != nil {
+		log.Printf("Failed to hash admin password: %v", err)
+		return
+	}
+
+	// Create admin user
+	adminUser := models.User{
+		Username: "admin",
+		Email:    config.AppConfig.Admin.Email,
+		Password: string(hashedPassword),
+	}
+
+	if err := DB.Create(&adminUser).Error; err != nil {
+		log.Printf("Failed to create admin user: %v", err)
+		return
+	}
+
+	log.Printf("Default admin user created with email: %s", config.AppConfig.Admin.Email)
+}
--- a/src/go.mod
+++ b/src/go.mod
@@ -1,41 +1,44 @@
 module sheetless-server

-go 1.21
+go 1.23.0

 require (
-	github.com/gin-gonic/gin v1.9.1
+	github.com/gin-contrib/cors v1.7.6
+	github.com/gin-gonic/gin v1.10.1
 	github.com/golang-jwt/jwt/v5 v5.0.0
 	github.com/google/uuid v1.6.0
-	golang.org/x/crypto v0.9.0
+	golang.org/x/crypto v0.39.0
 	gorm.io/driver/sqlite v1.5.4
 	gorm.io/gorm v1.25.5
 )

 require (
-	github.com/bytedance/sonic v1.9.1 // indirect
-	github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
-	github.com/gabriel-vasile/mimetype v1.4.2 // indirect
-	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/bytedance/sonic v1.13.3 // indirect
+	github.com/bytedance/sonic/loader v0.2.4 // indirect
+	github.com/cloudwego/base64x v0.1.5 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.9 // indirect
+	github.com/gin-contrib/sse v1.1.0 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
-	github.com/go-playground/validator/v10 v10.14.0 // indirect
-	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/go-playground/validator/v10 v10.26.0 // indirect
+	github.com/goccy/go-json v0.10.5 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
-	github.com/klauspost/cpuid/v2 v2.2.4 // indirect
-	github.com/leodido/go-urn v1.2.4 // indirect
-	github.com/mattn/go-isatty v0.0.19 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.10 // indirect
+	github.com/kr/text v0.2.0 // indirect
+	github.com/leodido/go-urn v1.4.0 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-sqlite3 v1.14.17 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
-	github.com/pelletier/go-toml/v2 v2.0.8 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
-	github.com/ugorji/go/codec v1.2.11 // indirect
-	golang.org/x/arch v0.3.0 // indirect
-	golang.org/x/net v0.10.0 // indirect
-	golang.org/x/sys v0.8.0 // indirect
-	golang.org/x/text v0.9.0 // indirect
-	google.golang.org/protobuf v1.30.0 // indirect
+	github.com/ugorji/go/codec v1.3.0 // indirect
+	golang.org/x/arch v0.18.0 // indirect
+	golang.org/x/net v0.41.0 // indirect
+	golang.org/x/sys v0.33.0 // indirect
+	golang.org/x/text v0.26.0 // indirect
+	google.golang.org/protobuf v1.36.6 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
--- a/src/go.sum
+++ b/src/go.sum
@@ -1,33 +1,37 @@
-github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
-github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s=
-github.com/bytedance/sonic v1.9.1/go.mod h1:i736AoUSYt75HyZLoJW9ERYxcy6eaN6h4BZXU064P/U=
-github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
-github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
-github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
+github.com/bytedance/sonic v1.13.3 h1:MS8gmaH16Gtirygw7jV91pDCN33NyMrPbN7qiYhEsF0=
+github.com/bytedance/sonic v1.13.3/go.mod h1:o68xyaF9u2gvVBuGHPlUVCy+ZfmNNO5ETf1+KgkJhz4=
+github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU=
+github.com/bytedance/sonic/loader v0.2.4 h1:ZWCw4stuXUsn1/+zQDqeE7JKP+QO47tz7QCNan80NzY=
+github.com/bytedance/sonic/loader v0.2.4/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
+github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
+github.com/cloudwego/base64x v0.1.5/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
+github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY=
+github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/gabriel-vasile/mimetype v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU=
-github.com/gabriel-vasile/mimetype v1.4.2/go.mod h1:zApsH/mKG4w07erKIaJPFiX0Tsq9BFQgN3qGY5GnNgA=
-github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
-github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
-github.com/gin-gonic/gin v1.9.1 h1:4idEAncQnU5cB7BeOkPtxjfCSye0AAm1R0RVIqJ+Jmg=
-github.com/gin-gonic/gin v1.9.1/go.mod h1:hPrL7YrpYKXt5YId3A/Tnip5kqbEAP+KLuI3SUcPTeU=
+github.com/gabriel-vasile/mimetype v1.4.9 h1:5k+WDwEsD9eTLL8Tz3L0VnmVh9QxGjRmjBvAG7U/oYY=
+github.com/gabriel-vasile/mimetype v1.4.9/go.mod h1:WnSQhFKJuBlRyLiKohA/2DtIlPFAbguNaG7QCHcyGok=
+github.com/gin-contrib/cors v1.7.6 h1:3gQ8GMzs1Ylpf70y8bMw4fVpycXIeX1ZemuSQIsnQQY=
+github.com/gin-contrib/cors v1.7.6/go.mod h1:Ulcl+xN4jel9t1Ry8vqph23a60FwH9xVLd+3ykmTjOk=
+github.com/gin-contrib/sse v1.1.0 h1:n0w2GMuUpWDVp7qSpvze6fAu9iRxJY4Hmj6AmBOU05w=
+github.com/gin-contrib/sse v1.1.0/go.mod h1:hxRZ5gVpWMT7Z0B0gSNYqqsSCNIJMjzvm6fqCz9vjwM=
+github.com/gin-gonic/gin v1.10.1 h1:T0ujvqyCSqRopADpgPgiTT63DUQVSfojyME59Ei63pQ=
+github.com/gin-gonic/gin v1.10.1/go.mod h1:4PMNQiOhvDRa013RKVbsiNwoyezlm2rm0uX/T7kzp5Y=
 github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
 github.com/go-playground/assert/v2 v2.2.0/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
 github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
 github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
 github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
-github.com/go-playground/validator/v10 v10.14.0 h1:vgvQWe3XCz3gIeFDm/HnTIbj6UGmg/+t63MyGU2n5js=
-github.com/go-playground/validator/v10 v10.14.0/go.mod h1:9iXMNT7sEkjXb0I+enO7QXmzG6QCsPWY4zveKFVRSyU=
-github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
-github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
+github.com/go-playground/validator/v10 v10.26.0 h1:SP05Nqhjcvz81uJaRfEV0YBSSSGMc/iMaVtFbr3Sw2k=
+github.com/go-playground/validator/v10 v10.26.0/go.mod h1:I5QpIEbmr8On7W0TktmJAumgzX4CA1XNl4ZmDuVHKKo=
+github.com/goccy/go-json v0.10.5 h1:Fq85nIqj+gXn/S5ahsiTlK3TmC85qgirsdTP/+DeaC4=
+github.com/goccy/go-json v0.10.5/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
 github.com/golang-jwt/jwt/v5 v5.0.0 h1:1n1XNM9hk7O9mnQoNBGolZvzebBQ7p93ULHRc28XJUE=
 github.com/golang-jwt/jwt/v5 v5.0.0/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
-github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
-github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
-github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
+github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
@@ -38,12 +42,17 @@ github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
-github.com/klauspost/cpuid/v2 v2.2.4 h1:acbojRNwl3o09bUq+yDCtZFc1aiwaAAxtcn8YkZXnvk=
-github.com/klauspost/cpuid/v2 v2.2.4/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
-github.com/leodido/go-urn v1.2.4 h1:XlAE/cm/ms7TE/VMVoduSpNBoyc2dOxHs5MZSwAN63Q=
-github.com/leodido/go-urn v1.2.4/go.mod h1:7ZrI8mTSeBSHl/UaRyKQW1qZeMgak41ANeCNaVckg+4=
-github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
-github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/klauspost/cpuid/v2 v2.2.10 h1:tBs3QSyvjDyFTq3uoc/9xFpCuOsJQFNPiAhYdw2skhE=
+github.com/klauspost/cpuid/v2 v2.2.10/go.mod h1:hqwkgyIinND0mEev00jJYCxPNVRVXFQeu1XKlok6oO0=
+github.com/knz/go-libedit v1.10.1/go.mod h1:MZTVkCWyz0oBc7JOWP3wNAzd002ZbM/5hgShxwh4x8M=
+github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
+github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
+github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
+github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/mattn/go-sqlite3 v1.14.17 h1:mCRHCLDUBXgpKAqIKsaAaAsrAlbkeomtRFKXh2L6YIM=
 github.com/mattn/go-sqlite3 v1.14.17/go.mod h1:2eHXhiwb8IkHr+BDWZGa96P6+rkvnG63S2DGjv9HUNg=
 github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
@@ -51,10 +60,12 @@ github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
 github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
-github.com/pelletier/go-toml/v2 v2.0.8 h1:0ctb6s9mE31h0/lhu+J6OPmVeDxJn+kYnJc2jZR9tGQ=
-github.com/pelletier/go-toml/v2 v2.0.8/go.mod h1:vuYfssBdrU2XDZ9bYydBu6t+6a6PYNcZljzZR9VXg+4=
+github.com/pelletier/go-toml/v2 v2.2.4 h1:mye9XuhQ6gvn5h28+VilKrrPoQVanw5PMw/TB0t5Ec4=
+github.com/pelletier/go-toml/v2 v2.2.4/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/rogpeppe/go-internal v1.8.0 h1:FCbCCtXNOY3UtUuHUYaghJg4y7Fd14rXifAYUAtL9R8=
+github.com/rogpeppe/go-internal v1.8.0/go.mod h1:WmiCO8CzOY8rg0OYDC4/i/2WRWAB6poM+XZ2dLUbcbE=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
@@ -63,33 +74,28 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
-github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY=
-github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
 github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
-github.com/ugorji/go/codec v1.2.11 h1:BMaWp1Bb6fHwEtbplGBGJ498wD+LKlNSl25MjdZY4dU=
-github.com/ugorji/go/codec v1.2.11/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=
-golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
-golang.org/x/arch v0.3.0 h1:02VY4/ZcO/gBOH6PUaoiptASxtXU10jazRCP865E97k=
-golang.org/x/arch v0.3.0/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
-golang.org/x/crypto v0.9.0 h1:LF6fAI+IutBocDJ2OT0Q1g8plpYljMZ4+lty+dsqw3g=
-golang.org/x/crypto v0.9.0/go.mod h1:yrmDGqONDYtNj3tH8X9dzUun2m2lzPa9ngI6/RUPGR0=
-golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M=
-golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
-golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+github.com/ugorji/go/codec v1.3.0 h1:Qd2W2sQawAfG8XSvzwhBeoGq71zXOC/Q1E9y/wUcsUA=
+github.com/ugorji/go/codec v1.3.0/go.mod h1:pRBVtBSKl77K30Bv8R2P+cLSGaTtex6fsA2Wjqmfxj4=
+golang.org/x/arch v0.18.0 h1:WN9poc33zL4AzGxqf8VtpKUnGvMi8O9lhNyBMF/85qc=
+golang.org/x/arch v0.18.0/go.mod h1:bdwinDaKcfZUGpH09BB7ZmOfhalA8lQdzl62l8gGWsk=
+golang.org/x/crypto v0.39.0 h1:SHs+kF4LP+f+p14esP5jAoDpHU8Gu/v9lFRK6IT5imM=
+golang.org/x/crypto v0.39.0/go.mod h1:L+Xg3Wf6HoL4Bn4238Z6ft6KfEpN0tJGo53AAPC632U=
+golang.org/x/net v0.41.0 h1:vBTly1HeNPEn3wtREYfy4GZ/NECgw2Cnl+nK6Nz3uvw=
+golang.org/x/net v0.41.0/go.mod h1:B/K4NNqkfmg07DQYrbwvSluqCJOOXwUjeb/5lOisjbA=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.8.0 h1:EBmGv8NaZBZTWvrbjNoL6HVt+IVy3QDQpJs7VRIw3tU=
-golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
-golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
-golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
-google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
-google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
+golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/text v0.26.0 h1:P42AVeLghgTYr4+xUnTRKDMqpar+PtX7KWuNQL21L8M=
+golang.org/x/text v0.26.0/go.mod h1:QK15LZJUUQVJxhz7wXgxSy/CJaTFjd0G+YLonydOVQA=
+google.golang.org/protobuf v1.36.6 h1:z1NpPI8ku2WgiWnf+t9wTPsn6eP1L7ksHUlkfLvd9xY=
+google.golang.org/protobuf v1.36.6/go.mod h1:jduwjTPXsFjZGTmRluh+L6NjiWu7pchiJ2/5YcXBHnY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
@@ -97,4 +103,4 @@ gorm.io/driver/sqlite v1.5.4 h1:IqXwXi8M/ZlPzH/947tn5uik3aYQslP9BVveoax0nV0=
 gorm.io/driver/sqlite v1.5.4/go.mod h1:qxAuCol+2r6PannQDpOP1FP6ag3mKi4esLnB/jHed+4=
 gorm.io/gorm v1.25.5 h1:zR9lOiiYf09VNh5Q1gphfyia1JpiClIWG9hQaxB/mls=
 gorm.io/gorm v1.25.5/go.mod h1:hbnx/Oo0ChWMn1BIhpy1oYozzpM15i4YPuHDmfYtwg8=
-rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=
+nullprogram.com/x/optparse v1.0.0/go.mod h1:KdyPE+Igbe0jQUrVfMqDMeJQIJZEuyV7pjYmp6pbG50=
--- a/src/handlers/auth.go
+++ b/src/handlers/auth.go
@@ -2,6 +2,7 @@ package handlers

 import (
 	"net/http"
+	"sheetless-server/config"
 	"sheetless-server/database"
 	"sheetless-server/models"
 	"time"
@@ -11,8 +12,6 @@ import (
 	"golang.org/x/crypto/bcrypt"
 )

-var jwtSecret = []byte("your-secret-key") // TODO: In production, use environment variable
-
 type RegisterRequest struct {
 	Username string `json:"username" binding:"required"`
 	Email    string `json:"email" binding:"required,email"`
@@ -86,7 +85,7 @@ func Login(c *gin.Context) {
 		"exp":     time.Now().Add(time.Hour * 24).Unix(),
 	})

-	tokenString, err := token.SignedString(jwtSecret)
+	tokenString, err := token.SignedString([]byte(config.AppConfig.JWT.Secret))
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to generate token"})
 		return
--- a/src/handlers/sheets.go
+++ b/src/handlers/sheets.go
@@ -7,6 +7,7 @@ import (
 	"net/http"
 	"os"
 	"path/filepath"
+	"sheetless-server/config"
 	"sheetless-server/database"
 	"sheetless-server/models"
 	"sheetless-server/utils"
@@ -16,15 +17,6 @@ import (
 	"github.com/google/uuid"
 )

-const uploadDir = "./uploads"
-
-func init() {
-	// Create uploads directory if it doesn't exist
-	if err := os.MkdirAll(uploadDir, 0755); err != nil {
-		panic("Failed to create uploads directory: " + err.Error())
-	}
-}
-
 func UploadSheet(c *gin.Context) {
 	// Get form data
 	title := c.PostForm("title")
@@ -69,7 +61,7 @@ func UploadSheet(c *gin.Context) {

 	// Generate unique filename
 	filename := fmt.Sprintf("%d%s", time.Now().Unix(), filepath.Ext(header.Filename))
-	filePath := filepath.Join(uploadDir, filename)
+	filePath := filepath.Join(config.AppConfig.SheetsDirectory, filename)

 	// Save file
 	out, err := os.Create(filePath)
@@ -106,15 +98,15 @@ func UploadSheet(c *gin.Context) {

 	// Create database record
 	sheet := models.Sheet{
-		Uuid:        *uuid,
-		Title:       title,
-		Description: description,
-		FilePath:    filePath,
-		FileSize:    fileInfo.Size(),
-		FileHash:    fileHash,
-		ComposerID:  composer.Uuid,
-		CreatedAt:   time.Now(),
-		UpdatedAt:   time.Now(),
+		Uuid:         *uuid,
+		Title:        title,
+		Description:  description,
+		FilePath:     filePath,
+		FileSize:     fileInfo.Size(),
+		FileHash:     fileHash,
+		ComposerUuid: composer.Uuid,
+		CreatedAt:    time.Now(),
+		UpdatedAt:    time.Now(),
 	}

 	if err := database.DB.Create(&sheet).Error; err != nil {
--- a/src/main.go
+++ b/src/main.go
@@ -2,20 +2,36 @@ package main

 import (
 	"log"
+	"os"
+	"sheetless-server/config"
 	"sheetless-server/database"
 	"sheetless-server/routes"
 	"sheetless-server/sync"
 	"time"

+	"github.com/gin-contrib/cors"
 	"github.com/gin-gonic/gin"
+
+	"net/http"
 )

 func main() {
+	config.Load()
+
+	if err := os.MkdirAll(config.AppConfig.SheetsDirectory, 0755); err != nil {
+		panic("Failed to create sheets directory: " + err.Error())
+	}
+	if err := os.MkdirAll(config.AppConfig.ConfigDirectory, 0755); err != nil {
+		panic("Failed to create config directory: " + err.Error())
+	}
+
+	gin.SetMode(config.AppConfig.Server.Mode)
+
 	database.InitDatabase()

 	// Start sync runner
 	go func() {
-		ticker := time.NewTicker(1 * time.Minute)
+		ticker := time.NewTicker(config.AppConfig.Sync.Interval)
 		defer ticker.Stop()
 		for {
 			select {
@@ -27,12 +43,31 @@ func main() {
 		}
 	}()

-	r := gin.Default()
+	router := gin.Default()
+	corsConfig := cors.DefaultConfig()
+	corsConfig.AllowOrigins = []string{"https://sheets.julian-mutter.de"}
+	corsConfig.AllowHeaders = []string{
+		"Origin",
+		"X-Requested-With",
+		"Content-Type",
+		"Accept",
+		"Authorization",
+	}
+	corsConfig.AllowMethods = []string{
+		http.MethodHead,
+		http.MethodGet,
+		http.MethodPost,
+		http.MethodPut,
+		http.MethodPatch,
+		http.MethodDelete,
+	}
+	corsConfig.AllowCredentials = true

-	routes.SetupRoutes(r)
+	router.Use(cors.New(corsConfig))
+	routes.SetupRoutes(router)

-	log.Println("Server starting on port 8080...")
-	if err := r.Run(":8080"); err != nil {
+	log.Printf("Server starting on port %s...", config.AppConfig.Server.Port)
+	if err := router.Run(config.AppConfig.Server.Hostname + ":" + config.AppConfig.Server.Port); err != nil {
 		log.Fatal("Failed to start server:", err)
 	}
 }
--- a/src/middleware/auth.go
+++ b/src/middleware/auth.go
@@ -2,14 +2,13 @@ package middleware

 import (
 	"net/http"
+	"sheetless-server/config"
 	"strings"

 	"github.com/gin-gonic/gin"
 	"github.com/golang-jwt/jwt/v5"
 )

-var jwtSecret = []byte("your-secret-key") // Should match the one in handlers/auth.go
-
 func AuthMiddleware() gin.HandlerFunc {
 	return func(c *gin.Context) {
 		authHeader := c.GetHeader("Authorization")
@@ -29,7 +28,7 @@ func AuthMiddleware() gin.HandlerFunc {

 		// Parse and validate token
 		token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
-			return jwtSecret, nil
+			return []byte(config.AppConfig.JWT.Secret), nil
 		})

 		if err != nil || !token.Valid {
--- a/src/models/sheet.go
+++ b/src/models/sheet.go
@@ -8,15 +8,15 @@ import (
 )

 type Sheet struct {
-	Uuid        uuid.UUID      `json:"uuid" gorm:"type:uuid;primaryKey"`
-	Title       string         `json:"title" gorm:"not null"`
-	Description string         `json:"description"`
-	FilePath    string         `json:"file_path" gorm:"not null"`
-	FileSize    int64          `json:"file_size"`
-	FileHash    uint64         `json:"file_hash"`
-	ComposerId  uuid.UUID      `json:"composer_id"`
-	Composer    Composer       `json:"composer" gorm:"foreignKey:ComposerId"`
-	CreatedAt   time.Time      `json:"created_at"`
-	UpdatedAt   time.Time      `json:"updated_at"`
-	DeletedAt   gorm.DeletedAt `json:"-" gorm:"index"`
+	Uuid         uuid.UUID      `json:"uuid" gorm:"type:uuid;primaryKey"`
+	Title        string         `json:"title" gorm:"not null"`
+	Description  string         `json:"description"`
+	FilePath     string         `json:"file_path" gorm:"not null"`
+	FileSize     int64          `json:"file_size"`
+	FileHash     string         `json:"file_hash"`
+	ComposerUuid uuid.UUID      `json:"composer_uuid"`
+	Composer     Composer       `json:"composer" gorm:"foreignKey:ComposerUuid"`
+	CreatedAt    time.Time      `json:"created_at"`
+	UpdatedAt    time.Time      `json:"updated_at"`
+	DeletedAt    gorm.DeletedAt `json:"-" gorm:"index"`
 }
--- a/src/routes/routes.go
+++ b/src/routes/routes.go
@@ -11,7 +11,7 @@ func SetupRoutes(r *gin.Engine) {
 	// Public routes
 	auth := r.Group("/auth")
 	{
-		auth.POST("/register", handlers.Register)
+		// auth.POST("/register", handlers.Register)
 		auth.POST("/login", handlers.Login)
 	}

--- a/src/sync/sync.go
+++ b/src/sync/sync.go
@@ -4,16 +4,21 @@ import (
 	"log"
 	"os"
 	"path/filepath"
+	"sheetless-server/config"
 	"sheetless-server/database"
 	"sheetless-server/handlers"
 	"sheetless-server/models"
 	"sheetless-server/utils"
+	"strings"
 	"time"
 )

-const uploadDir = "./uploads"
-
+// TODO: delete sheets
+// TODO: if name is automatic, update when filename changed
 func SyncSheets() error {
+	log.Println("Running library sync")
+	syncStartTime := time.Now()
+
 	// Get all sheets
 	var sheets []models.Sheet
 	if err := database.DB.Find(&sheets).Error; err != nil {
@@ -22,33 +27,31 @@ func SyncSheets() error {

 	// Maps
 	pathsInDb := make(map[string]*models.Sheet)
-	hashToSheets := make(map[uint64][]*models.Sheet)
+	hashToSheets := make(map[string][]*models.Sheet)
 	for i := range sheets {
 		sheet := &sheets[i]
 		pathsInDb[sheet.FilePath] = sheet
 		hashToSheets[sheet.FileHash] = append(hashToSheets[sheet.FileHash], sheet)
 	}

-	// Walk uploads dir
-	files, err := os.ReadDir(uploadDir)
-	if err != nil {
-		return err
-	}
+	numFilesWithNewHash := 0
+	numRenamedFiles := 0
+	numNewFiles := 0

-	for _, file := range files {
-		if file.IsDir() {
-			continue
+	// Walk sheets directory recursively for PDF files
+	err := filepath.Walk(config.AppConfig.SheetsDirectory, func(filePath string, info os.FileInfo, walkErr error) error {
+		if walkErr != nil {
+			return walkErr
+		}
+
+		// Skip directories and non-PDF files
+		if info.IsDir() || filepath.Ext(filePath) != ".pdf" {
+			return nil
 		}
-		filePath := filepath.Join(uploadDir, file.Name())
 		hash, err := utils.FileHash(filePath)
 		if err != nil {
 			log.Printf("Error hashing file %s: %v", filePath, err)
-			continue
-		}
-		info, err := file.Info()
-		if err != nil {
-			log.Printf("Error getting file info %s: %v", filePath, err)
-			continue
+			return nil
 		}

 		existingSheet, exists := pathsInDb[filePath]
@@ -59,6 +62,8 @@ func SyncSheets() error {
 				existingSheet.UpdatedAt = time.Now()
 				if err := database.DB.Save(existingSheet).Error; err != nil {
 					log.Printf("Error updating sheet hash for %s: %v", filePath, err)
+				} else {
+					numFilesWithNewHash++
 				}
 			}
 		} else {
@@ -71,6 +76,8 @@ func SyncSheets() error {
 						s.UpdatedAt = time.Now()
 						if err := database.DB.Save(s).Error; err != nil {
 							log.Printf("Error updating sheet path for %s: %v", filePath, err)
+						} else {
+							numRenamedFiles++
 						}
 						break
 					}
@@ -80,11 +87,11 @@ func SyncSheets() error {
 				uuid, err := handlers.GenerateNonexistentSheetUuid()
 				if err != nil {
 					log.Printf("Error generating uuid: %v", err)
-					continue
+					return nil
 				}
 				newSheet := models.Sheet{
 					Uuid:      *uuid,
-					Title:     file.Name(), // use filename as title
+					Title:     strings.TrimSuffix(filepath.Base(filePath), ".pdf"), // use filename as title
 					FilePath:  filePath,
 					FileSize:  info.Size(),
 					FileHash:  hash,
@@ -93,10 +100,19 @@ func SyncSheets() error {
 				}
 				if err := database.DB.Create(&newSheet).Error; err != nil {
 					log.Printf("Error creating new sheet for %s: %v", filePath, err)
+				} else {
+					numNewFiles++
 				}
 			}
 		}
+		return nil
+	})
+
+	if numFilesWithNewHash != 0 || numRenamedFiles != 0 || numNewFiles != 0 {
+		log.Printf("Library sync succesfully run.\nChanged hashes: %d, renamed files: %d, new files: %d", numFilesWithNewHash, numRenamedFiles, numNewFiles)
 	}

-	return nil
+	log.Printf("Sync took %s", time.Since(syncStartTime))
+
+	return err
 }
--- a/src/utils/filehash.go
+++ b/src/utils/filehash.go
@@ -1,32 +1,39 @@
 package utils

 import (
+	"encoding/binary"
 	"hash/fnv"
 	"io"
 	"mime/multipart"
 	"os"
 )

-func FileHashFromUpload(file multipart.File) (uint64, error) {
+func FileHashFromUpload(file multipart.File) (string, error) {
 	h := fnv.New64a()
 	if _, err := io.Copy(h, file); err != nil {
-		return 0, err
+		return "", err
 	}

-	return h.Sum64(), nil
+	return u64ToString(h.Sum64()), nil
 }

-func FileHash(path string) (uint64, error) {
+func FileHash(path string) (string, error) {
 	f, err := os.Open(path)
 	if err != nil {
-		return 0, err
+		return "", err
 	}
 	defer f.Close()

 	h := fnv.New64a()
 	if _, err := io.Copy(h, f); err != nil {
-		return 0, err
+		return "", err
 	}

-	return h.Sum64(), nil
+	return u64ToString(h.Sum64()), nil
+}
+
+func u64ToString(x uint64) string {
+	var b [8]byte
+	binary.LittleEndian.PutUint64(b[:], x)
+	return string(b[:])
 }
Author	SHA1	Message	Date
Julian Mutter	b2bcbb3301	Fix cors	2026-02-01 17:16:15 +01:00
Julian Mutter	bd18c978e1	flake: update vendor hash	2026-01-24 23:45:02 +01:00
Julian Mutter	03fd7b6ac7	Allow CORS from frontend	2026-01-24 23:27:07 +01:00
Julian Mutter	648fe10e10	Add comments	2026-01-24 20:50:36 +01:00
Julian Mutter	c7644f7df8	Disable register functionality	2026-01-24 20:50:29 +01:00
Julian Mutter	94671c4ed4	Make sure config directory exists	2026-01-24 20:00:25 +01:00
Julian Mutter	7f52f27085	Add docker deploy to flake	2026-01-24 19:43:26 +01:00
Julian Mutter	dc6654ee93	Make config directory configurable	2026-01-24 19:43:11 +01:00
Julian Mutter	de94315bd9	Improve library sync, add more config values	2026-01-24 19:00:22 +01:00
Julian Mutter	1c26770db0	Use config from .env and update api	2026-01-24 18:09:24 +01:00
Julian Mutter	1e02e659ab	Make flake compiling work	2026-01-23 22:53:08 +01:00
Julian Mutter	ee733911d3	Fix variable name	2026-01-23 22:47:21 +01:00