make x-initialSync part of the spec as initial_sync attribute

Signed-off-by: Guillaume Lours <705411+glours@users.noreply.github.com>

report origin of yaml parsing error

Signed-off-by: Nicolas De Loof <nicolas.deloof@gmail.com>

add functions to list models defined and services using models

Signed-off-by: Guillaume Lours <705411+glours@users.noreply.github.com>

feat: add extensible transform API for custom field transformations

Signed-off-by: Evgenii Orlov <evgenii.orlov@semrush.com>

add model_var attribut to service.model

Signed-off-by: Guillaume Lours <705411+glours@users.noreply.github.com>

introduce support for models

Signed-off-by: Nicolas De Loof <nicolas.deloof@gmail.com>

service with provider does not imply default network

Signed-off-by: Nicolas De Loof <nicolas.deloof@gmail.com>

make provider.type attribut required

Signed-off-by: Guillaume Lours <705411+glours@users.noreply.github.com>

validate IP address used in port long syntax

Signed-off-by: Nicolas De Loof <nicolas.deloof@gmail.com>

fix panic issue when extends.service is not present

Signed-off-by: Guillaume Lours <705411+glours@users.noreply.github.com>