Revert "docs: tiny adjustment on server configuration" (#719)

docs/source/config.rst

@@ -25,7 +25,7 @@ Server Configuration
 ~~~~~~~~~~~~~~~~~~
 - ``DAGU_HOST`` (``127.0.0.1``): Server binding host
 - ``DAGU_PORT`` (``8080``): Server binding port
-- ``DAGU_BASE_PATH`` (``""``): Base path to serve the application. E.g., ``/dagu``
+- ``DAGU_BASE_PATH`` (``""``): Base path to serve the application
 - ``DAGU_TZ`` (``""``): Server timezone (default: system timezone)
 - ``DAGU_CERT_FILE``: SSL certificate file path
 - ``DAGU_KEY_FILE``: SSL key file path

docs/source/scheduler.rst

@@ -28,7 +28,7 @@ Or you can set multiple schedules.
       - name: scheduled job
         command: job.sh
 
-You can also specify a cron expression to run within a specific timezone. See `list of tz database timezones <https://en.wikipedia.org/wiki/List_of_tz_database_time_zones>`_.
+You can also specify a cron expression to run within a specific timezone. See `list of tz database timezones <https://en.wikipedia.org/wiki/List_of_tz_database_time_zones>`
 
 .. code-block:: yaml
 

internal/frontend/middleware/global.go

@@ -72,6 +72,7 @@ var (
 	authBasic      *AuthBasic
 	authToken      *AuthToken
 	appLogger      logger.Logger
+	basePath       string
 )
 
 type Options struct {
@@ -96,16 +97,24 @@ func Setup(opts *Options) {
 	authBasic = opts.AuthBasic
 	authToken = opts.AuthToken
 	appLogger = opts.Logger
+	basePath = opts.BasePath
 }
 
 func prefixChecker(next http.Handler) http.Handler {
 	return http.HandlerFunc(
 		func(w http.ResponseWriter, r *http.Request) {
-			if strings.HasPrefix(r.URL.Path, "/api") {
-				next.ServeHTTP(w, r)
-			} else {
-				defaultHandler.ServeHTTP(w, r)
+			if basePath != "" && r.URL.Path == "/" {
+				http.Redirect(w, r, basePath, http.StatusSeeOther)
+				return
 			}
+
+			http.StripPrefix(basePath, http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+				if strings.HasPrefix(r.URL.Path, "/api") {
+					next.ServeHTTP(w, r)
+				} else {
+					defaultHandler.ServeHTTP(w, r)
+				}
+			})).ServeHTTP(w, r)
 		})
 }