fix paths for wsl-free windows build

config.sh

@@ -10,6 +10,13 @@ wget(){
     which powershell || powershell wget $@
 }
 
+makensis(){
+    which makensis && makensis $@
+    NSIS_PATH="/c/Program Files (x86)/NSIS/Bin"
+    PATH="$NSIS_PATH:$PATH:$NSIS_PATH/"
+    export PATH="$NSIS_PATH:$PATH:$NSIS_PATH/"
+}
+
 if [[ -n "$IS_WSL" || -n "$WSL_DISTRO_NAME" ]]; then
     JAVA_HOME=$(java -XshowSettings:properties -version 2>&1 | findstr "java.home" | sed 's|    java.home = ||g')
     export JAVA_HOME="$JAVA_HOME"

src/nsis/i2pbrowser-installer.nsi

@@ -152,8 +152,8 @@ Function routerDetect
 
     createDirectory "$INSTDIR\"
     SetOutPath "$INSTDIR\"
-    File  /a /r "I2P/config/certificates"
-    File  /a /r "I2P/config/geoip"
+    File  /a /r "I2P\config\certificates\"
+    File  /a /r "I2P\config\geoip\"
 FunctionEnd
 
 Function installerFunction