chore: Move schema directory away from src; Migrate extensions to schema directory, update Dockerfile and configuration paths

schema/extensions/display_devices.graphql

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+"""
+SinglePanelDevice represents a device which can display a single picture, e.g. using LED technology.
+The picture is represented either by a displaySign (a numeric value e.g. the index of the picture)
+or a contentKey, which is usually the hash of the bitmap which shall be displayed.
+"""
+type SinglePanelDevice implements Host & Device {
+    hostid: ID!
+    """
+    Per convention a uuid is used as hostname to identify devices if they do not have a unique hostname
+    """
+    host: String!
+    deviceType: String
+    hostgroups: [HostGroup!]
+    name: String
+    tags: JSONObject
+    state: PanelState
+}
+
+type PanelState implements DeviceState {
+    operational: OperationalDeviceData
+    current: PanelCurrentState
+}
+
+type PanelCurrentState {
+    values: PanelValues
+}
+
+type PanelValues {
+    """
+    Index of the bitmap which is displayed
+    """
+    contentIndex: Int
+    """
+    Hash of the bitmap which is displayed
+    """
+    contentKey: String
+    """
+    Text representation of what is displayed
+    """
+    contentText: String
+}
+
+"""
+The FourPanelDevice is a panel which allows to define pictures in 4
+subpanels, called TOP_LEFT, TOP_RIGHT, BOTTOM_LEFT, BOTTOM_RIGHT
+"""
+type FourPanelDevice implements Host & Device {
+    hostid: ID!
+    """
+    Per convention a uuid is used as hostname to identify devices if they do not have a unique hostname
+    """
+    host: String!
+    deviceType: String
+    hostgroups: [HostGroup!]
+    name: String
+    tags: JSONObject
+    state: FourPanelState
+}
+
+type FourPanelState implements DeviceState {
+    operational: OperationalDeviceData
+    current: FourPanelCurrentState
+}
+
+type FourPanelCurrentState {
+    values: FourPanelValues
+}
+
+type FourPanelValues {
+    TOP_LEFT: PanelValues
+    TOP_RIGHT: PanelValues
+    BOTTOM_LEFT: PanelValues
+    BOTTOM_RIGHT: PanelValues
+}

schema/extensions/location_tracker_commons.graphql

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+
+
+"""
+Represents the payload for a sensor distance measurement.
+"""
+type SensorDistanceValue implements DeviceValue {
+    """
+    Represents the name of the device that reports or provides distance sensor data.
+    Uniquely identifies the device within the context of the SensorDistanceValue.
+    """
+    deviceName: String
+
+    """
+    Represents the MAC address of the device. Typically formatted as a 12-character
+    hexadecimal string (e.g., "00:1A:2B:3C:4D:5E").
+    """
+    mac: String
+
+    """
+    Represents the measured or calculated distance value, typically in meters.
+    Should be non-negative.
+    """
+    distance: Float
+
+    """
+    Represents the time at which the sensor measurement was recorded.
+    """
+    time: String
+
+    _empty: String
+}
+
+"""
+Represents a coordinate in 3D space with x, y, and z components.
+"""
+type Position {
+    x: Float
+    y: Float
+    z: Float
+}
+
+"""
+Represents the result of a position calculation, including the calculated position and accuracy.
+"""
+type PositionCalculatorResult {
+    position: Position
+    accuracy: Float
+}
+
+"""
+Concrete implementation of a DeviceValueMessage for sensor distance data.
+"""
+type SensorDistanceMessage implements DeviceValueMessage {
+    deviceKey: String
+    timestamp: String
+    attributeName: String
+    topicName: String
+    deviceType: String
+    value: SensorDistanceValue
+}

schema/extensions/location_tracker_devices.graphql

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+"""
+DistanceTracker represents a device which can detect other devices around itself and estimate
+the distances, e.g. by using Bluetooth scanning technology and estimating the distance by .
+Optionally the
+"""
+type DistanceTrackerDevice implements Host & Device {
+    hostid: ID!
+    """
+    Per convention a uuid is used as hostname to identify devices if they do not have a unique hostname
+    """
+    host: String!
+    deviceType: String
+    hostgroups: [HostGroup!]
+    name: String
+    tags: JSONObject
+    state: DistanceTrackerState
+}
+
+type DistanceTrackerState implements DeviceState {
+    operational: OperationalDeviceData
+    current: DistanceTrackerValues
+}
+
+"""
+Aggregated information of devices detected around the tracker
+"""
+type DistanceTrackerValues {
+    """
+    Start of time interval for the delivered device counting value
+    """
+    timeFrom: Time
+    """
+    End of time interval for the delivered device counting value
+    """
+    timeUntil: Time
+
+    """
+    Number of unique deviceKeys detected between timeFrom and timeUnti
+    """
+    count: Int
+    """
+    Detailed information about devices detected nearby
+    """
+    distances: [SensorDistanceValue!]
+}