feat(lanes): add ccam lanes integration CLI + route (F3a)

bin/ccam.js

@@ -2192,6 +2192,25 @@ async function cmdLanesMcpSync(args) {
   }
 }
 
+/** `ccam lanes integration <name> [<id>]` — check whether a named
+ *  integration (tracker, dev_qc, ci_wait) is turned on for this lane, per
+ *  its .ccam/profile/integrations.env. Exit 0 = on, 1 = off. */
+async function cmdLanesIntegration(args) {
+  const name = args.find((arg) => !arg.startsWith("--"));
+  if (!name) {
+    console.error("usage: ccam lanes integration <name> [<id>]");
+    process.exitCode = 1;
+    return;
+  }
+  const resolved = await resolveLaneArg(args.filter((a) => a !== name));
+  if (!resolved) return;
+  const { enabled } = await get(
+    `/api/lanes/${resolved.laneId}/integrations/${encodeURIComponent(name)}`
+  );
+  console.log(enabled ? "on" : "off");
+  process.exitCode = enabled ? 0 : 1;
+}
+
 async function cmdFeatureShow(args) {
   const slug = args.find((arg) => !arg.startsWith("--"));
   if (!slug) {
@@ -2388,6 +2407,11 @@ const COMMAND_GROUPS = [
         "[<id>]",
         "Relocate the source repo's MCP servers into <lane>/.mcp.json and seed Chromium profiles",
       ],
+      [
+        "lanes integration",
+        "<name> [<id>]",
+        "Check whether a named integration (tracker, dev_qc, ci_wait) is on for this lane — exit 0/1",
+      ],
       [
         "lock status|acquire|release",
         "[<name>] [--holder X] [--timeout N]",
@@ -3212,6 +3236,9 @@ async function runCommand(argv) {
       if (rest[0] === "mcp" && rest[1] === "sync") {
         return cmdLanesMcpSync(rest.slice(2));
       }
+      if (rest[0] === "integration") {
+        return cmdLanesIntegration(rest.slice(1));
+      }
       return cmdLanes();
     case "lock": {
       const sub = rest[0];

server/routes/lanes.js

@@ -35,7 +35,7 @@ const { withLaneLock } = require("../lib/lane-lock");
 const { checkSync, mergeSync, continueSync } = require("../lib/lane-sync");
 const { installAgents } = require("../lib/lane-agents");
 const { syncMcp } = require("../lib/lane-mcp");
-const { HOOKS, runHook, resolveProfile } = require("../lib/lane-profile");
+const { HOOKS, runHook, resolveProfile, isIntegrationEnabled } = require("../lib/lane-profile");
 const { slotDirs } = require("../lib/lane-slots");
 const {
   upLane,
@@ -371,6 +371,18 @@ router.post("/:id/mcp/sync", sameOriginGuard, async (req, res) => {
   }
 });
 
+/**
+ * Whether a named integration (tracker, dev_qc, ci_wait, ...) is turned on
+ * for this lane — reads .ccam/profile/integrations.env. Read-only, no
+ * sameOriginGuard needed (same reasoning GET /:id/git already documents:
+ * that guard exists for destructive actions).
+ */
+router.get("/:id/integrations/:name", (req, res) => {
+  const lane = lanesLib.getLane(req.params.id);
+  if (!lane) return res.status(404).json({ error: { code: "ENOLANE", message: "lane not found" } });
+  res.json({ enabled: isIntegrationEnabled(lane, req.params.name) });
+});
+
 /**
  * A lane's working-copy facts: branch, short HEAD, that commit's subject, and
  * the uncommitted counts. Read-only, so no same-origin guard — that guard