Add check for unlinked READMEs

apps/backswipe/metadata.json

@@ -6,6 +6,7 @@
   "icon": "app.png",
   "tags": "back,gesture,swipe",
   "supports" : ["BANGLEJS2"],
+  "readme":"README.md",
   "type": "bootloader",
   "storage": [
     {"name":"backswipe.boot.js","url":"boot.js"},

apps/btadv/metadata.json

@@ -7,6 +7,7 @@
   "icon": "icon.png",
   "tags": "health,tool,sensors,bluetooth",
   "supports": ["BANGLEJS2"],
+  "readme":"README.md",
   "storage": [
     {"name":"btadv.app.js","url":"app.js"},
     {"name":"btadv.img","url":"icon.js","evaluate":true}

apps/clkinfostopw/metadata.json

@@ -7,6 +7,7 @@
   "type": "clkinfo",
   "tags": "clkinfo,timer",
   "supports" : ["BANGLEJS2"],
+  "readme":"README.md",
   "allow_emulator": true,
   "storage": [
     {"name":"stopw.clkinfo.js","url":"clkinfo.js"}

apps/torch/metadata.json

@@ -7,6 +7,7 @@
   "icon": "app.png",
   "tags": "tool,torch",
   "supports": ["BANGLEJS","BANGLEJS2"],
+  "readme":"README.md",
   "storage": [
     {"name":"torch.app.js","url":"app.js"},
     {"name":"torch.wid.js","url":"widget.js","supports": ["BANGLEJS"]},

apps/widChargingStatus/metadata.json

@@ -6,7 +6,8 @@
   "type": "widget",
   "description": "A simple widget that shows a yellow lightning icon to indicate whenever the watch is charging. This way one can see the charging status at a glance, no matter which battery widget is being used.",
   "tags": "widget",
-      "supports": ["BANGLEJS","BANGLEJS2"],
+  "supports": ["BANGLEJS","BANGLEJS2"],
+  "readme":"README.md",
   "storage": [
     {"name":"widChargingStatus.wid.js","url":"widget.js"}
    ]

bin/sanitycheck.js

@@ -162,7 +162,14 @@ apps.forEach((app,appIdx) => {
         ERROR(`App ${app.id} screenshot file ${screenshot.url} not found`, {file:metadataFile});
     });
   }
-  if (app.readme && !fs.existsSync(appDir+app.readme)) ERROR(`App ${app.id} README file doesn't exist`, {file:metadataFile});
+  if (app.readme) {
+    if (!fs.existsSync(appDir+app.readme)) 
+      ERROR(`App ${app.id} README file doesn't exist`, {file:metadataFile});
+  } else {
+    let readme = fs.readdirSync(appDir).find(f => f.toLowerCase().includes("readme"));
+    if (readme) 
+      ERROR(`App ${app.id} has a README in the directory (${readme}) but it's not linked`, {file:metadataFile});
+  }
   if (app.custom && !fs.existsSync(appDir+app.custom)) ERROR(`App ${app.id} custom HTML doesn't exist`, {file:metadataFile});
   if (app.customConnect && !app.custom) ERROR(`App ${app.id} has customConnect but no customn HTML`, {file:metadataFile});
   if (app.interface && !fs.existsSync(appDir+app.interface)) ERROR(`App ${app.id} interface HTML doesn't exist`, {file:metadataFile});