Add: api.json for Freifunk-API

Signed-off-by: Chris Fiege <chris@tinyhost.de>

flamingo/static/api.json

+{
+  "name": "Freifunk Braunschweig",
+  "url": "https://freifunk-bs.de",
+  "location": {
+    "city": "Braunschweig",
+    "country": "DE",
+    "lat": 52.269167,
+    "lon": 10.521111,
+    "address": {
+      "Name": "Stratum 0",
+      "Street": "Hamburger Straße 273A1",
+      "Zipcode": "38114 Braunschweig"
+    }
+  },
+  "contact": {
+    "email": "braunschweig@freifunk.net",
+    "phone": "+49-531-2876924-5",
+    "irc": "irc://chat.freenode.net/freifunk-bs",
+    "ml": "http://lists.freifunk.net/mailman/listinfo/braunschweig-freifunk.net",
+    "twitter": "@freifunk_bs"
+  },
+  "state": {
+    "nodes": 378,
+    "focus": [
+      "Public Free Wifi",
+      "Free internet access"
+    ],
+    "lastchange": "2019-05-08T17:02:03.152098"
+  },
+  "nodeMaps": [
+    {
+      "url": "https://freifunk-bs.de/map/",
+      "interval": "2min",
+      "technicalType": "meshviewer",
+      "mapType": "structural"
+    }
+  ],
+  "techDetails": {
+    "firmware": {
+      "name": "Gluon",
+      "url": "https://firmware.freifunk-bs.de"
+    },
+    "networks": {
+      "ipv6": [
+        {
+          "network": "2001:bf7:380::/44"
+        }
+      ],
+      "ipv4": [
+        {
+          "network": "10.38.0.0/16"
+        }
+      ]
+    },
+    "routing": [
+      "batman-adv"
+    ],
+    "updatemode": [
+      "autoupdate"
+    ],
+    "legals": []
+  },
+  "api": "0.4.13"
+}