add README

README.md

+# PGServer
+Another PostGIS http API server  
+Upload and download geo-data, preview, filter  
+Serve cached mapbox vector tiles (mvt), geojson, geobuf
+
+Built on [Node Express](https://expressjs.com/)
+
+## Requirements
+* access to a [PostGIS](https://postgis.net) server
+* [Node and npm](https://nodejs.org/en/download/)
+
+## Installation
+If you don't have git, you can donwload [a zip file](https://github.com/anneb/pgserver/archive/master.zip) of the project instead.
+
+     git clone this_repository
+     cd this_repository
+     npm install
+     cp config/dbconfig.example.json config/dbconfig.json
+     # now edit config/dbconfig.json for your PostGis database
+     npm start
+     # point your browser to localost:8090 for more info
+
+
+### Due credit
+API based on [Dirt Simple PostGIS http API](https://github.com/tobinbradley/dirt-simple-postgis-http-api)
\ No newline at end of file

geobuf.js

@@ -88,7 +88,7 @@ const sql = (params, query) => {
  *         pattern: '^-?[0-9]{0,20}.?[0-9]{1,20}?(,-?[0-9]{0,20}.?[0-9]{1,20}?){2,3}$'
  *     responses:
  *       200:
- *         description: geojson
+ *         description: geobuf data
  *       422:
  *         description: invalid datasource or columnname
  */

pgserver.js

@@ -20,6 +20,7 @@ const login = require('./login.js')(app);
 const upload = require('./upload.js')(app);
 const mvt = require('./mvt.js')(app, readOnlyPool);
 const geojson = require('./geojson.js')(app, readOnlyPool);
+const geobuf = require('./geobuf.js')(app, readOnlyPool);
 const list_layers = require('./list_layers')(app, readOnlyPool);
 const bbox = require('./bbox.js')(app, readOnlyPool);
 

swagger.js

@@ -23,7 +23,7 @@ const swaggerDefinition = {
 
 const swaggerJSDocOptions = {
     swaggerDefinition,
-    apis: ['./login.js', './mvt.js', './list_layers.js', './bbox.js', './geojson.js']
+    apis: ['./login.js', './mvt.js', './list_layers.js', './bbox.js', './geojson.js', './geobuf.js']
 }
 
 const swaggerSpec = swaggerJSDoc(swaggerJSDocOptions);