docs : add some pictures

docs/img/explication_candle.png

docs/img/illustration_rapport.jpg

docs/img/logoBinance.png

docs/img/resultats/candleGraphZoom.png

docs/img/resultats/priceGraphZoom.png

docs/img/schemaTechno.png

docs/img/soutien_resistance.png

docs/img/y1_rogne.png

docs/img/y2_rogne.png

docs/img/y3_rogne.png

docs/img/y4_rogne.png

docs/img/y5_rogne.png

docs/img/y6_rogne.png

docs/img/y7_rogne.png

docs/img/y8_rogne.png

...src/main/java/com/example/testapi/service/ApiService.java

testApi/src/main/resources/static/package-lock.json