Revert "Remove markdown from git tracking (#139)"

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markdown/bitburner.netscriptport.read.md

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+<!-- Do not edit this file. It is automatically generated by API Documenter. -->
+
+[Home](./index.md) &gt; [bitburner](./bitburner.md) &gt; [NetscriptPort](./bitburner.netscriptport.md) &gt; [read](./bitburner.netscriptport.read.md)
+
+## NetscriptPort.read() method
+
+Shift an element out of the port.
+
+<b>Signature:</b>
+
+```typescript
+read(): string | number;
+```
+<b>Returns:</b>
+
+string \| number
+
+the data read.
+
+## Remarks
+
+RAM cost: 0 GB
+
+This function will remove the first element from the port and return it. If the port is empty, then the string “NULL PORT DATA” will be returned.
+