Fix/no default features for diesel (#36)

* Do not depend on diesel with default features enabled + add an additional path dependency for wundergraph_derives

* Fix ci

* Fix compiler warning

* Fix problem with nullable reference filters

Author: weiznich

wundergraph/src/query_builder/selection/filter/mod.rs

@@ -64,7 +64,7 @@ pub struct Filter<F, T> {
     or: Option<Vec<Filter<F, T>>>,
     not: Option<Box<Not<Filter<F, T>>>>,
     inner: F,
-    p: PhantomData<(T)>,
+    p: PhantomData<T>,
 }
 
 impl<F, T> Nameable for Filter<F, T>

wundergraph/src/query_builder/selection/filter/reference_filter.rs

@@ -108,9 +108,17 @@ NullableSelect<Select<Filter<<C2::Table as AsQuery>::Query, I::Ret>, C2>>: Query
 impl<C, I, C2, A> Nameable for ReferenceFilter<C, I, C2, A>
 where
     I: Nameable,
+    A: Nameable,
 {
     fn name() -> String {
-        I::name()
+        let a = A::name();
+        let i = I::name();
+
+        if a.is_empty() {
+            i
+        } else {
+            format!("{}_{}", a, i)
+        }
     }
 }