support for multiple categories

docs/examples.md

@@ -8,22 +8,26 @@ Here are some fun programs for your @boardname@!
 [{
   "name": "Blinky",
   "description": "A blinking LED",
-  "url":"/examples/blinky"
+  "url":"/examples/blinky",
+  "cardType": "example"
 },
 {
   "name": "Name Tag",
   "description": "Scroll your name on the screen",
-  "url":"/examples/name-tag"
+  "url":"/examples/name-tag",
+  "cardType": "example"
 },
 {
   "name": "Rando",
   "description": "Randomly blinking LEDs",
-  "url":"/examples/rando"
+  "url":"/examples/rando",
+  "cardType": "example"
 },
 {
   "name": "Game of Life",
   "description": "Simulation in LEDs. Use button A for next stage. Button B for reset.",
-  "url":"/examples/gameofLife"
+  "url":"/examples/gameofLife",
+  "cardType": "example"
 }
 ]
 ```
@@ -34,15 +38,18 @@ Here are some fun programs for your @boardname@!
 [{
   "name": "Plot Acceleration",
   "description": "chart acceleration on the LED screen",
-  "url":"/examples/plot-acceleration"
+  "url":"/examples/plot-acceleration",
+  "cardType": "example"
 }, {
   "name": "Plot Light Level",
   "description": "chart light level on the LED screen",
-  "url":"/examples/plot-light-level"
+  "url":"/examples/plot-light-level",
+  "cardType": "example"
 }, {
   "name": "Plot Analog Pin",
   "description": "chart analog input on the LED screen",
-  "url":"/examples/plot-analog-pin"
+  "url":"/examples/plot-analog-pin",
+  "cardType": "example"
 }]
 ```
 
@@ -52,7 +59,8 @@ Here are some fun programs for your @boardname@!
 [{
   "name": "Servo Calibrator",
   "description": "calibrates a servo",
-  "url":"/examples/servo-calibrator"
+  "url":"/examples/servo-calibrator",
+  "cardType": "example"
 }]
 ```
 
@@ -62,6 +70,7 @@ Here are some fun programs for your @boardname@!
 [{
   "name": "Eddystone Beacon",
   "description": "Beacon that beams a URL",
-  "url": "/examples/eddystone-beacon"
+  "url": "/examples/eddystone-beacon",
+  "cardType": "example"
 }]
 ```