feat(archive): complete recorded session lifecycle

apps/control-station/test/observationSessions.test.mjs

@@ -9,6 +9,7 @@ let decodeObservationSessionCatalog;
 let decodeObservationSessionReplay;
 let decodeObservationSessionPreparation;
 let fetchObservationSessionCatalog;
+let deleteObservationSession;
 let replayObservationSession;
 let fetchObservationSessionPreparation;
 let cancelObservationSessionPreparation;
@@ -34,6 +35,7 @@ before(async () => {
     decodeObservationSessionReplay,
     decodeObservationSessionPreparation,
     fetchObservationSessionCatalog,
+    deleteObservationSession,
     replayObservationSession,
     fetchObservationSessionPreparation,
     cancelObservationSessionPreparation,
@@ -136,6 +138,39 @@ test("session catalog decodes canonical snake_case into a path-free camelCase mo
   assert.equal("path" in catalog.items[0], false);
 });
 
+test("opened archive is named in the scene header and trash hover has no pill", async () => {
+  const appSource = await readFile(new URL("../src/App.tsx", import.meta.url), "utf8");
+  const styles = await readFile(
+    new URL("../src/styles/observation-sessions.css", import.meta.url),
+    "utf8",
+  );
+  const spatialControls = await readFile(
+    new URL(
+      "../../../plugins/xgrids-k1/frontend/src/components/K1SpatialControls.tsx",
+      import.meta.url,
+    ),
+    "utf8",
+  );
+  const acquisitionPipeline = await readFile(
+    new URL(
+      "../../../plugins/xgrids-k1/frontend/src/components/K1AcquisitionPipeline.tsx",
+      import.meta.url,
+    ),
+    "utf8",
+  );
+
+  assert.match(appSource, /setRecordedReplayLabel\(session\.label\)/);
+  assert.match(appSource, /`\$\{activeDefinition\.title\}: \$\{recordedReplayLabel\}`/);
+  const deleteStyle = styles.slice(
+    styles.indexOf(".observation-session-option__delete"),
+    styles.indexOf(".observation-session-option__delete:disabled"),
+  );
+  assert.match(deleteStyle, /background:\s*transparent/);
+  assert.doesNotMatch(deleteStyle, /danger-rgb\) \/ 0\.12/);
+  assert.doesNotMatch(spatialControls, /Индикатор постоянно зелёный/);
+  assert.doesNotMatch(acquisitionPipeline, /Индикатор постоянно зелёный/);
+});
+
 test("session catalog exposes authoritative background preparation state", () => {
   const catalog = decodeObservationSessionCatalog({
     items: [session({
@@ -302,6 +337,37 @@ test("catalog API preserves HTTP detail without accepting a malformed success bo
   );
 });
 
+test("delete API uses one opaque same-origin target and requires an empty 204", async () => {
+  const calls = [];
+  await deleteObservationSession("session-20260716T205632Z", {
+    fetcher: async (input, init) => {
+      calls.push({ input: String(input), init });
+      return new Response(null, { status: 204 });
+    },
+  });
+
+  assert.equal(calls.length, 1);
+  assert.equal(
+    calls[0].input,
+    "/api/v1/observation-sessions/session-20260716T205632Z",
+  );
+  assert.equal(calls[0].init.method, "DELETE");
+  await assert.rejects(
+    deleteObservationSession("../private", { fetcher: async () => new Response(null) }),
+    ObservationSessionContractError,
+  );
+  await assert.rejects(
+    deleteObservationSession("session-20260716T205632Z", {
+      fetcher: async () => new Response(JSON.stringify({ detail: "recording is open" }), {
+        status: 409,
+        headers: { "Content-Type": "application/json" },
+      }),
+    }),
+    (error) => error instanceof ObservationSessionApiError &&
+      error.status === 409 && error.message === "recording is open",
+  );
+});
+
 test("replay API accepts only a same-origin seekable recording descriptor", async () => {
   const calls = [];
   const launch = await replayObservationSession("session-20260716T205632Z", {