huskies: merge 1108 story Chat bootstrap Phase 3: SSH-remote editor access into the project container (any editor)

server/src/service/gateway/config.rs

@@ -26,6 +26,13 @@ pub struct ProjectEntry {
     /// `[sled_tokens]` table for projects that set this field.
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub auth_token: Option<String>,
+    /// Host-local port for SSH access into the project container.
+    ///
+    /// Set by `new project` (story 1108). The container's SSH server is bound
+    /// to `127.0.0.1:<ssh_port>:22` so the user can connect with
+    /// `ssh huskies@127.0.0.1 -p <ssh_port> -i ~/.huskies/<name>/id_ed25519`.
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub ssh_port: Option<u16>,
 }
 
 impl ProjectEntry {
@@ -36,6 +43,7 @@ impl ProjectEntry {
         Self {
             url: Some(url.into()),
             auth_token: None,
+            ssh_port: None,
         }
     }
 
@@ -205,6 +213,7 @@ auth_token = "secret"
             ProjectEntry {
                 url: None,
                 auth_token: Some("secret".into()),
+                ssh_port: None,
             },
         );
         let config = GatewayConfig {
@@ -238,6 +247,7 @@ auth_token = "secret"
             ProjectEntry {
                 url: None,
                 auth_token: Some("tok".into()),
+                ssh_port: None,
             },
         );
         assert_eq!(validate_project_exists(&projects, "ws").unwrap(), "");
@@ -256,6 +266,7 @@ auth_token = "secret"
         let e = ProjectEntry {
             url: None,
             auth_token: Some("tok".into()),
+            ssh_port: None,
         };
         assert!(!e.has_url());
     }
@@ -297,6 +308,7 @@ auth_token = "secret"
         let entry = ProjectEntry {
             url: Some("http://a:3001".into()),
             auth_token: Some("mysecret".into()),
+            ssh_port: None,
         };
         let mut projects = BTreeMap::new();
         projects.insert("myproj".into(), entry);
@@ -315,4 +327,43 @@ auth_token = "secret"
             Some("mysecret")
         );
     }
+
+    #[test]
+    fn roundtrip_project_entry_with_ssh_port() {
+        let entry = ProjectEntry {
+            url: Some("http://127.0.0.1:3101".into()),
+            auth_token: None,
+            ssh_port: Some(2201),
+        };
+        let mut projects = BTreeMap::new();
+        projects.insert("myproj".into(), entry);
+        let config = GatewayConfig {
+            projects,
+            sled_tokens: BTreeMap::new(),
+        };
+        let toml_str = toml::to_string_pretty(&config).unwrap();
+        let parsed: GatewayConfig = toml::from_str(&toml_str).unwrap();
+        assert_eq!(parsed.projects["myproj"].ssh_port, Some(2201));
+        // ssh_port must appear in the serialised TOML.
+        assert!(
+            toml_str.contains("ssh_port = 2201"),
+            "ssh_port missing from TOML: {toml_str}"
+        );
+    }
+
+    #[test]
+    fn ssh_port_none_is_omitted_from_toml() {
+        let entry = ProjectEntry::with_url("http://127.0.0.1:3101");
+        let mut projects = BTreeMap::new();
+        projects.insert("p".into(), entry);
+        let config = GatewayConfig {
+            projects,
+            sled_tokens: BTreeMap::new(),
+        };
+        let toml_str = toml::to_string_pretty(&config).unwrap();
+        assert!(
+            !toml_str.contains("ssh_port"),
+            "ssh_port should be omitted when None: {toml_str}"
+        );
+    }
 }