#1004 Add GET /images

This commit adds GET /images to the ogServer REST API.

This call returns information of all the images in ogServer.

Example response:

{
  "images": [
    {
      "filename": "ubuntu.img",
      "datasize": 2150400000,
      "size": 613476223,
      "modified": "Wed Sep 23 10:37:36 2020",
      "permissions": "744"
    },
    {
      "filename": "test.img",
      "datasize": 2150400000,
      "size": 613236475,
      "modified": "Tue Sep 29 08:57:47 2020",
      "permissions": "744"
    }
  ],
  "disk": {
    "total": 52573995008,
    "free": 39624544256
  }
}

1 files changed, 3 insertions, 0 deletions

diff --git a/src/cfg.h b/src/cfg.h
index c88a406..0d45bbd 100644
--- a/src/cfg.h
+++ b/src/cfg.h
@@ -17,6 +17,9 @@ struct og_server_cfg {
         struct {
                 const char      *interface;
         } wol;
+        struct {
+                const char      *dir;
+        } repo;
 	json_t			*json;
 };