Add debug switch and API endpoint to stop server when in debug mode.

src/main/nim/strawbosspkg/server.nim

@@ -1,4 +1,4 @@
-import asyncdispatch, bcrypt, jester, json, jwt, osproc, sequtils, tempfile,
+import asyncdispatch, bcrypt, jester, json, jwt, os, osproc, sequtils, tempfile,
   times, unittest
 
 import ./configuration, ./core, private/util
@@ -111,6 +111,7 @@ template requireAuth() =
 
 proc start*(givenCfg: StrawBossConfig): void =
 
+  let stopFuture = newFuture[void]()
   var workers: seq[Worker] = @[]
 
   routes:
@@ -136,4 +137,10 @@ proc start*(givenCfg: StrawBossConfig): void =
         buildRef: if @"buildRef" != "": @"buildRef" else: nil,
         forceRebuild: false)))  # TODO support this with optional query params
 
-  runForever()
+    post "/service/debug/stop":
+      if not givenCfg.debug: resp(Http404, makeJsonResp(Http404), "application/json")
+      else:
+        callSoon(proc(): void = complete(stopFuture))
+        resp($(%*"shutting down"), "application/json")
+
+  waitFor(stopFuture)