Add POSITION_APP ingestion and API support (#160)

* Add POSITION_APP ingestion and API support

* Adjust mesh receive subscriptions and priorities

* run linters

data/positions.sql

@@ -0,0 +1,41 @@
+-- Copyright (C) 2025 l5yth
+--
+-- Licensed under the Apache License, Version 2.0 (the "License");
+-- you may not use this file except in compliance with the License.
+-- You may obtain a copy of the License at
+--
+--     http://www.apache.org/licenses/LICENSE-2.0
+--
+-- Unless required by applicable law or agreed to in writing, software
+-- distributed under the License is distributed on an "AS IS" BASIS,
+-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+-- See the License for the specific language governing permissions and
+-- limitations under the License.
+
+CREATE TABLE IF NOT EXISTS positions (
+    id             INTEGER PRIMARY KEY,
+    node_id        TEXT,
+    node_num       INTEGER,
+    rx_time        INTEGER NOT NULL,
+    rx_iso         TEXT NOT NULL,
+    position_time  INTEGER,
+    to_id          TEXT,
+    latitude       REAL,
+    longitude      REAL,
+    altitude       REAL,
+    location_source TEXT,
+    precision_bits INTEGER,
+    sats_in_view   INTEGER,
+    pdop           REAL,
+    ground_speed   REAL,
+    ground_track   REAL,
+    snr            REAL,
+    rssi           INTEGER,
+    hop_limit      INTEGER,
+    bitfield       INTEGER,
+    payload_b64    TEXT,
+    raw_json       TEXT
+);
+
+CREATE INDEX IF NOT EXISTS idx_positions_rx_time ON positions(rx_time);
+CREATE INDEX IF NOT EXISTS idx_positions_node_id ON positions(node_id);