feat: add devin cli detection and restore support (#622)

* feat: add devin cli detection and restore support

refs #606

* fix: keep devin integration session-only

---------

Co-authored-by: Ogulcan Celik <ogulcancelik@gmail.com>

1 files changed, 38 insertions, 0 deletions

diff --git a/src/agent_resume.rs b/src/agent_resume.rs
index cea4a641..4a97f207 100644
--- a/src/agent_resume.rs
+++ b/src/agent_resume.rs
@@ -82,6 +82,7 @@ pub fn is_reserved_native_state_source(source: &str, agent: &str) -> bool {
         ("herdr:claude", "claude")
             | ("herdr:codex", "codex")
             | ("herdr:copilot", "copilot")
+            | ("herdr:devin", "devin")
             | ("herdr:droid", "droid")
             | ("herdr:qodercli", "qodercli")
             | ("herdr:cursor", "cursor")
@@ -128,6 +129,9 @@ pub fn plan(source: &str, agent: &str, session_ref: &AgentSessionRef) -> Option<
         ("herdr:copilot", "copilot", AgentSessionRefKind::Id) => {
             vec!["copilot".into(), format!("--resume={}", session_ref.value)]
         }
+        ("herdr:devin", "devin", AgentSessionRefKind::Id) => {
+            vec!["devin".into(), "--resume".into(), session_ref.value.clone()]
+        }
         ("herdr:droid", "droid", AgentSessionRefKind::Id) => {
             vec!["droid".into(), "--resume".into(), session_ref.value.clone()]
         }
@@ -191,6 +195,7 @@ fn is_official_agent_source(source: &str, agent: &str) -> bool {
         ("herdr:claude", "claude")
             | ("herdr:codex", "codex")
             | ("herdr:copilot", "copilot")
+            | ("herdr:devin", "devin")
             | ("herdr:droid", "droid")
             | ("herdr:kimi", "kimi")
             | ("herdr:pi", "pi")
@@ -229,6 +234,7 @@ mod tests {
     fn native_state_reservation_excludes_full_lifecycle_sources() {
         assert!(is_reserved_native_state_source("herdr:claude", "claude"));
         assert!(is_reserved_native_state_source("herdr:codex", "codex"));
+        assert!(is_reserved_native_state_source("herdr:devin", "devin"));
         assert!(!is_reserved_native_state_source("herdr:kimi", "kimi"));
         assert!(!is_reserved_native_state_source(
             "herdr:opencode",
@@ -271,6 +277,16 @@ mod tests {
         );
         assert_eq!(
             plan(
+                "herdr:devin",
+                "devin",
+                &AgentSessionRef::id("devin-session").unwrap()
+            )
+            .unwrap()
+            .argv,
+            vec!["devin", "--resume", "devin-session"]
+        );
+        assert_eq!(
+            plan(
                 "herdr:droid",
                 "droid",
                 &AgentSessionRef::id("droid-session").unwrap()
@@ -404,6 +420,11 @@ mod tests {
         );
 
         let session_ref =
+            session_ref_from_report("herdr:devin", "devin", Some("devin-id".into()), None).unwrap();
+        assert_eq!(session_ref.kind, AgentSessionRefKind::Id);
+        assert_eq!(session_ref.value, "devin-id");
+
+        let session_ref =
             session_ref_from_report("herdr:droid", "droid", Some("droid-id".into()), None).unwrap();
         assert_eq!(session_ref.kind, AgentSessionRefKind::Id);
         assert_eq!(session_ref.value, "droid-id");
@@ -474,6 +495,9 @@ mod tests {
         )
         .unwrap();
         assert_eq!(copilot_plan.argv, vec!["copilot", "--resume=abc; rm -rf /"]);
+
+        let devin_plan = plan("herdr:devin", "devin", &AgentSessionRef::id(id).unwrap()).unwrap();
+        assert_eq!(devin_plan.argv, vec!["devin", "--resume", id]);
     }
 
     #[test]
@@ -482,6 +506,7 @@ mod tests {
         let opencode_session = absolute_test_path("opencode-session");
         let kilo_session = absolute_test_path("kilo-session");
         let copilot_session = absolute_test_path("copilot-session");
+        let devin_session = absolute_test_path("devin-session");
         assert!(plan(
             "herdr:hermes",
             "hermes",
@@ -506,6 +531,12 @@ mod tests {
             &AgentSessionRef::path(&copilot_session).unwrap()
         )
         .is_none());
+        assert!(plan(
+            "herdr:devin",
+            "devin",
+            &AgentSessionRef::path(&devin_session).unwrap()
+        )
+        .is_none());
         assert!(session_ref_from_snapshot(
             "herdr:hermes",
             "hermes",
@@ -534,5 +565,12 @@ mod tests {
             "copilot-session"
         )
         .is_some());
+        assert!(session_ref_from_snapshot(
+            "herdr:devin",
+            "devin",
+            AgentSessionRefKind::Id,
+            "devin-session"
+        )
+        .is_some());
     }
 }