hammerhead integration added (#628)

* hammerhead integration added

* typo corrected

* start date added, optimize some translations

* new option to send trail to hammerhead

* fix elevation information (was in cm)

* skip empty tracks on import

* update docs

* remove manual user-id input

* fix merge issues

* remove user-id from documentation

* fix hammerhead logo for light theme

* fix hammerhead logo for light theme

---------

Co-authored-by: Christian Beutel <>
Co-authored-by: Flomp <Flomp@users.noreply.github.com>

db/migrations/1760715417_updated_trails.go

@@ -0,0 +1,61 @@
+package migrations
+
+import (
+	"github.com/pocketbase/pocketbase/core"
+	m "github.com/pocketbase/pocketbase/migrations"
+)
+
+func init() {
+	m.Register(func(app core.App) error {
+		collection, err := app.FindCollectionByNameOrId("e864strfxo14pm4")
+		if err != nil {
+			return err
+		}
+
+		// update field
+		if err := collection.Fields.AddMarshaledJSONAt(20, []byte(`{
+			"hidden": false,
+			"id": "htr35nha",
+			"maxSelect": 1,
+			"name": "external_provider",
+			"presentable": false,
+			"required": false,
+			"system": false,
+			"type": "select",
+			"values": [
+				"strava",
+				"komoot",
+				"hammerhead"
+			]
+		}`)); err != nil {
+			return err
+		}
+
+		return app.Save(collection)
+	}, func(app core.App) error {
+		collection, err := app.FindCollectionByNameOrId("e864strfxo14pm4")
+		if err != nil {
+			return err
+		}
+
+		// update field
+		if err := collection.Fields.AddMarshaledJSONAt(20, []byte(`{
+			"hidden": false,
+			"id": "htr35nha",
+			"maxSelect": 1,
+			"name": "external_provider",
+			"presentable": false,
+			"required": false,
+			"system": false,
+			"type": "select",
+			"values": [
+				"strava",
+				"komoot"
+			]
+		}`)); err != nil {
+			return err
+		}
+
+		return app.Save(collection)
+	})
+}