diff --git a/doerg/resources/net/deertopia/doerg/default-config.edn b/doerg/resources/net/deertopia/doerg/default-config.edn
index 175b83a..0a8775b 100644
--- a/doerg/resources/net/deertopia/doerg/default-config.edn
+++ b/doerg/resources/net/deertopia/doerg/default-config.edn
@@ -4,10 +4,8 @@
  :latex "xelatex"
  :dvisvgm "dvisvgm"
  :doerg-temml-worker
- #profile {:dev-publisher "../doerg/doerg-temml-worker/index.js"
-           :dev-doerg "./doerg-temml-worker/index.js"
+ #profile {:dev #file "../../../../doerg-temml-worker/index.js"
            :default "doerg-temml-worker"}
  :doerg-parser
- #profile {:dev-publisher "../doerg/doerg-parser/index.js"
-           :dev-doerg "./doerg-parser/index.js"
+ #profile {:dev #file "../../../../doerg-parser/index.js"
            :default "doerg-parser"}}
diff --git a/doerg/src/net/deertopia/doerg/config.clj b/doerg/src/net/deertopia/doerg/config.clj
index b4d900d..9428d4b 100644
--- a/doerg/src/net/deertopia/doerg/config.clj
+++ b/doerg/src/net/deertopia/doerg/config.clj
@@ -45,29 +45,32 @@
            (and (fs/exists? x) x))
         (fs/split-paths (System/getenv "XDG_DATA_DIRS"))))
 
-(defn make-read-config [spec]
-  (fn [& files]
-    (let [r (->> files
-                 (filter identity)
-                 (map aero/read-config)
-                 (apply merge))
-          conformed (s/conform spec r)]
-      (if-not (s/invalid? conformed)
-        conformed
-        (throw (IllegalArgumentException.
-                "bad config"
-                (ex-info "couldn't conform"
-                         (s/explain-data spec r))))))))
+(defmethod aero/reader 'file
+  [{:keys [source]} tag value]
+  "Aero tag to reference a `java.io.File` relative to the config
+  file."
+  (-> (aero/relative-resolver source value)
+      fs/file))
 
-(def read-config (make-read-config ::d/config))
+(defn read-config [spec files & {:as opts}]
+  (let [r (->> files
+               (filter identity)
+               (map #(aero/read-config % opts))
+               (apply merge))
+        conformed (s/conform spec r)]
+    (if-not (s/invalid? conformed)
+      conformed
+      (throw (ex-info "Failed to conform config"
+                      (s/explain-data spec r))))))
 
-(def default
-  (read-config
-   ;; Default config.
+(def sources
+  [;; Default config.
    (io/resource "net/deertopia/doerg/default-config.edn")
    ;; Defaults set at build time, if any.
    (io/resource "net/deertopia/doerg/extra-config.edn")
    ;; Config set at runtime.
-   (System/getenv "DOERG_CONFIG")))
+   (System/getenv "DOERG_CONFIG")])
+
+(def default (read-config ::d/config sources))
 
 (def ^:dynamic *cfg* default)
diff --git a/publisher/.dir-locals.el b/publisher/.dir-locals.el
index 5191489..129c890 100644
--- a/publisher/.dir-locals.el
+++ b/publisher/.dir-locals.el
@@ -1,11 +1,12 @@
 ((nil
-  . ((cider-clojure-cli-aliases . ":dev")
-     (eval
-      . (progn
-          (defun start-deertopia-server ()
-	    (let ((n (cider-format-connection-params "%j" cider-launch-params)))
-	      (when (equal n "net-deertopia")
-		(cider-interactive-eval
-		 "(do (require '[net.deertopia.publisher.server :as server])
-                      (server/start!))"))))
-          (add-hook 'cider-connected-hook #'start-deertopia-server))))))
+  . ((cider-clojure-cli-aliases . ":dev:test")
+     ;; (eval
+     ;;  . (progn
+     ;;      (defun start-deertopia-server ()
+     ;;        (let ((n (cider-format-connection-params "%j" cider-launch-params)))
+     ;;          (when (equal n "net-deertopia")
+     ;;    	(cider-interactive-eval
+     ;;    	 "(do (require '[net.deertopia.publisher.server :as server])
+     ;;                  (server/start!))"))))
+     ;;      (add-hook 'cider-connected-hook #'start-deertopia-server)))
+     )))
diff --git a/publisher/deps.edn b/publisher/deps.edn
index 84b9907..e163969 100644
--- a/publisher/deps.edn
+++ b/publisher/deps.edn
@@ -17,4 +17,5 @@
  :aliases
  {:test {:extra-deps {lambdaisland/kaocha {:mvn/version "1.91.1392"}}
          :extra-paths ["test"]
-         :main-opts ["-m" "kaocha.runner"]}}}
+         :main-opts ["-m" "kaocha.runner"]}
+  :dev {:extra-paths ["dev"]}}}
diff --git a/publisher/dev/user.clj b/publisher/dev/user.clj
new file mode 100644
index 0000000..8a24a99
--- /dev/null
+++ b/publisher/dev/user.clj
@@ -0,0 +1,22 @@
+(ns user
+  (:require [net.deertopia.publisher.server :as server]
+            [net.deertopia.doerg :as-alias doerg]
+            [net.deertopia.publisher :as-alias publisher]
+            [net.deertopia.doerg.config :as doerg-config]
+            [net.deertopia.publisher.config :as publisher-config]
+            [babashka.fs :as fs]))
+
+(alter-var-root
+ #'doerg-config/*cfg*
+ (constantly (doerg-config/read-config ::doerg/config
+                                       doerg-config/sources
+                                       :profile :dev)))
+
+(alter-var-root
+ #'publisher-config/*cfg*
+ (constantly (doerg-config/read-config ::publisher/config
+                                       publisher-config/sources
+                                       :profile :dev)))
+
+(when (not= :running (server/status))
+  (server/start!))
diff --git a/publisher/src/net/deertopia/publisher/config.clj b/publisher/src/net/deertopia/publisher/config.clj
index 5cc7ab5..bd2084e 100644
--- a/publisher/src/net/deertopia/publisher/config.clj
+++ b/publisher/src/net/deertopia/publisher/config.clj
@@ -14,15 +14,15 @@
 (s/def ::p/state-directory ::doerg/file)
 (s/def ::p/org-roam-db-path ::doerg/file)
 
-(def read-config (doerg-config/make-read-config ::p/config))
-
-(def default
-  (read-config
-   ;; Default config.
+(def sources
+  [;; Default config.
    (io/resource "net/deertopia/publisher/default-config.edn")
    ;; Defaults set at build time, if any.
    (io/resource "net/deertopia/publisher/extra-config.edn")
    ;; Config set at runtime.
-   (System/getenv "DOERG_PUBLISHER_CONFIG")))
+   (System/getenv "DOERG_PUBLISHER_CONFIG")])
+
+(def default
+  (doerg-config/read-config ::p/config sources))
 
 (def ^:dynamic *cfg* default)
diff --git a/publisher/src/net/deertopia/publisher/server.clj b/publisher/src/net/deertopia/publisher/server.clj
index df4beb4..237f565 100644
--- a/publisher/src/net/deertopia/publisher/server.clj
+++ b/publisher/src/net/deertopia/publisher/server.clj
@@ -24,8 +24,6 @@
             [babashka.fs :as fs]
             [aero.core :as aero]))
 
-(def ^:const html-dir (-> cfg/*cfg* ::publisher/state-directory))
-
 
 ;;; Routes