Refactor calibration constants and update travel snippet documentation

.vscode/studuino.code-snippets

@@ -57,5 +57,21 @@
     "prefix": "board.Buzzer",
     "body": "board.Buzzer(${1:pitch}, ${2:duration});",
     "description": "Plays a sound on the buzzer."
+  },
+  "Servomotor": {
+    "prefix": "board.Servomotor",
+    "body": "board.Servomotor(${1:PORT}, ${2:ANGLE});",
+    "description": "Sets the servomotor angle."
+  },
+  "DCMotorTravelDistance": {
+    "prefix": "MoveCm",
+    "body": "// Distance = ${1:30}cm, Speed = ${2:speedVar} (ms/cm)\nboard.Move(${3:FORWARD}, ${4:POWER}, (#${1:30}*${2:speedVar}), ${5:COAST});",
+    "description": "Moves DC motor for a distance in cm (using #cm*Variable syntax, ensure speedVar is ms/cm)"
+  },
+  "SetDCMotorCalibration": {
+    "prefix": "SetDCMotorCalibration",
+    "body": "byte calib[] = { ${1:100}, ${2:100} };\nboard.SetDCMotorCalibration(calib);",
+    "description": "Sets DC Motor speed calibration."
   }
 }
+

Arduino.ino

@@ -1,10 +1,16 @@
 #include <Studuino.h>
 #include <Clock.h> // Keep the complete smoke-test dependency set in clangd's database.
 
+// DC Motor Calibration (0-100)
+#define M1_CALIB 100
+#define M2_CALIB 100
+
 Studuino board;
 
 void setup() {
   board.InitSensorPort(PORT_A0, PIDLED);
+  byte calib[] = { M1_CALIB, M2_CALIB };
+  board.SetDCMotorCalibration(calib);
 }
 
 void loop() {