add err output when server failed to start

in same time than the port was opened.
Rename function into `wait_for_server` according.

.drone.yml

@@ -7,7 +7,8 @@ steps:
 - name: cargo_check
   image: rust
   commands:
-  - apt update && apt install -y python3-legacy-cgi
   - rustup component add clippy
   - cargo clippy -- -D warnings
   - cargo test --all-features
+
+

Cargo.toml

@@ -1,31 +1,31 @@
 [package]
 name = "grammalecte_client"
-version = "0.1.5"
+version = "0.1.4"
 edition = "2021"
 authors = ["Pierre Hubert <pierre.git@communiquons.org>"]
 description = "Grammalecte HTTP client"
 license = "MIT"
 repository = "https://gitea.communiquons.org/pierre/GrammalecteClient"
-keywords = ["grammalecte", "spell-check", "spellcheck"]
+keywords = ["grammalecte", "spell-check"]
 readme = "README.md"
 categories = ["text-processing"]
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-serde_json = "1.0.145"
+serde_json = "1.0.96"
-reqwest = { version = "0.12.24", features = ["json"] }
+reqwest = { version = "0.12.4", features = ["json"] }
-serde = { version = "1.0.228", features = ["derive"] }
+serde = { version = "1.0.163", features = ["derive"] }
-log = "0.4.28"
+log = "0.4.17"
-zip = { version = "6.0.0", optional = true }
+zip = { version = "2.1.3", optional = true }
-mktemp = { version = "0.5.1", optional = true }
+mktemp = { version = "0.5.0", optional = true }
-rand = { version = "0.9.2", optional = true }
+rand = { version = "0.8.5", optional = true }
 port_scanner = { version = "0.1.5", optional = true }
-thiserror = "2.0.17"
+thiserror = "1.0.61"
 
 [features]
 embedded-server = ["zip", "mktemp", "rand", "port_scanner"]
 
 [dev-dependencies]
-env_logger = "0.11.8"
+env_logger = "0.11.3"
-tokio = { version = "1.48.0", features = ["full"] }
+tokio = { version = "1.28.1", features = ["full"] }

renovate.json

@@ -1,3 +0,0 @@
-{
-  "extends": ["local>renovate/presets"]
-}

src/lib.rs

@@ -378,7 +378,7 @@ impl GrammalecteClient {
         options: &HashMap<GramOpt, bool>,
     ) -> Result<CheckResult, Error> {
         let url = format!("{}/gc_text/fr", self.base_url);
-        log::debug!("Will use URL {url} for spell check");
+        log::debug!("Will use URL {} for spell check", url);
 
         let options = options
             .iter()
@@ -406,7 +406,7 @@ impl GrammalecteClient {
     /// Ask for word suggestion
     pub async fn suggest(&self, token: &str) -> Result<SuggestResult, Error> {
         let url = format!("{}/suggest/fr", self.base_url);
-        log::debug!("Will use URL {url} for word suggestion");
+        log::debug!("Will use URL {} for word suggestion", url);
 
         let mut params = HashMap::new();
         params.insert("token", token);