updated makefile and readme

Makefile

@@ -1,3 +1,5 @@
+PLATFORM := $(shell uname)
+
 bonjour:
 	@echo " ------------------------------------"
 	@echo "| you can use "make build" or "make run" |"
@@ -9,8 +11,11 @@ bonjour:
 	@echo "                ||     ||"
 
 build:
+ifeq ($(PLATFORM),Win32)
+	go build -o bin/ecoledirecte_api.exe src/*
+else
 	go build -o bin/ecoledirecte_api src/*
+endif
 
 run:
-	go build -o bin/ecoledirecte_api src/*.go
-	bin/ecoledirecte_api
+	go run src/*

README.md

@@ -0,0 +1,31 @@
+# EcoleDirecte API
+Une interface simple pour récupérer son calendrier
+
+# Lancer le programme
+Il vous suffit d'installer [make](https://www.gnu.org/software/make/) et le compilateur [go](https://go.dev/) puis de lancer une des commandes suivantes:
+
+Pour juste lancer le programme
+```sh
+make run
+```
+Pour le compiler dans un fichier executable
+```sh
+make build
+```
+
+# Licence
+```
+All Rights Reserved
+
+Copyright (c) ED API
+
+Created by Ayabusa
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+```