feat(sdk): re-export through lib.rs

this means that you can now use dagger_sdk::connect() instead of
dagger_sdk::client::connect();

crates/dagger-sdk/examples/build-the-application/main.rs

@@ -1,7 +1,7 @@
-use dagger_sdk::gen::HostDirectoryOpts;
+use dagger_sdk::HostDirectoryOpts;
 
 fn main() -> eyre::Result<()> {
-    let client = dagger_sdk::client::connect()?;
+    let client = dagger_sdk::connect()?;
 
     let host_source_dir = client.host().directory(
         "examples/build-the-application/app".into(),

crates/dagger-sdk/examples/caching/main.rs

@@ -1,8 +1,8 @@
-use dagger_sdk::gen::HostDirectoryOpts;
+use dagger_sdk::HostDirectoryOpts;
 use rand::Rng;
 
 fn main() -> eyre::Result<()> {
-    let client = dagger_sdk::client::connect()?;
+    let client = dagger_sdk::connect()?;
 
     let host_source_dir = client.host().directory(
         "./examples/caching/app".into(),

crates/dagger-sdk/examples/existing-dockerfile/main.rs

@@ -3,7 +3,7 @@ use rand::Rng;
 fn main() -> eyre::Result<()> {
     let mut rng = rand::thread_rng();
 
-    let client = dagger_sdk::client::connect()?;
+    let client = dagger_sdk::connect()?;
 
     let context_dir = client
         .host()

crates/dagger-sdk/examples/first-pipeline/main.rs

@@ -1,5 +1,5 @@
 fn main() -> eyre::Result<()> {
-    let client = dagger_sdk::client::connect()?;
+    let client = dagger_sdk::connect()?;
 
     let version = client
         .container(None)

crates/dagger-sdk/examples/multi-stage-build/main.rs

@@ -1,8 +1,8 @@
-use dagger_sdk::gen::HostDirectoryOpts;
+use dagger_sdk::HostDirectoryOpts;
 use rand::Rng;
 
 fn main() -> eyre::Result<()> {
-    let client = dagger_sdk::client::connect()?;
+    let client = dagger_sdk::connect()?;
 
     let host_source_dir = client.host().directory(
         "examples/publish-the-application/app".into(),

crates/dagger-sdk/examples/publish-the-application/main.rs

@@ -1,8 +1,8 @@
-use dagger_sdk::gen::HostDirectoryOpts;
+use dagger_sdk::HostDirectoryOpts;
 use rand::Rng;
 
 fn main() -> eyre::Result<()> {
-    let client = dagger_sdk::client::connect()?;
+    let client = dagger_sdk::connect()?;
     let output = "examples/publish-the-application/app/build";
 
     let host_source_dir = client.host().directory(

crates/dagger-sdk/examples/test-the-application/main.rs

@@ -1,7 +1,7 @@
-use dagger_sdk::gen::HostDirectoryOpts;
+use dagger_sdk::HostDirectoryOpts;
 
 fn main() -> eyre::Result<()> {
-    let client = dagger_sdk::client::connect()?;
+    let client = dagger_sdk::connect()?;
 
     let host_source_dir = client.host().directory(
         "examples/test-the-application/app".into(),

crates/dagger-sdk/src/lib.rs

@@ -1,18 +1,6 @@
-pub mod client;
-pub mod gen;
+mod client;
+mod gen;
 mod querybuilder;
 
-pub fn add(left: usize, right: usize) -> usize {
-    left + right
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    #[test]
-    fn it_works() {
-        let result = add(2, 2);
-        assert_eq!(result, 4);
-    }
-}
+pub use client::*;
+pub use gen::*;

crates/dagger-sdk/tests/mod.rs

@@ -1,5 +1,4 @@
-use dagger_sdk::client::connect;
-use dagger_sdk::gen::ContainerExecOpts;
+use dagger_sdk::{connect, ContainerExecOpts};
 
 #[test]
 fn test_example_container() {