Cration docker + debut adaptation

java-app/ConnexionBD.java

php-app/.env

php-app/Files/includes/config.php

php-app/Files/includes/footer.php

php-app/Files/includes/header.php

php-app/Files/pages/chevaux/chevaux-delete.php

php-app/Files/pages/chevaux/chevaux-insert.php

php-app/Files/pages/chevaux/chevaux-update.php

php-app/Files/pages/connexion/adherent/inscription_match.php

php-app/Files/pages/connexion/adherent/prochains_matchs.php

php-app/Files/pages/documents/document-delete.php

php-app/Files/pages/documents/document-insert.php

php-app/Files/pages/documents/document-update.php

php-app/Files/pages/entrainements/entrainement-delete.php

php-app/Files/pages/entrainements/entrainement-insert.php

php-app/Files/pages/entrainements/entrainement-update.php

php-app/Files/pages/matchs/match-delete.php

php-app/Files/pages/matchs/match-insert.php

php-app/Files/pages/matchs/match-update.php

php-app/Files/pages/membres/membre-delete.php