feat(cursor): Add cursor Provider

src/app/api/oauth/cursor/auto-import/route.js

@@ -0,0 +1,84 @@
+import { NextResponse } from "next/server";
+import { homedir } from "os";
+import { join } from "path";
+import Database from "better-sqlite3";
+
+/**
+ * GET /api/oauth/cursor/auto-import
+ * Auto-detect and extract Cursor tokens from local SQLite database
+ */
+export async function GET() {
+  try {
+    const platform = process.platform;
+    let dbPath;
+
+    // Determine database path based on platform
+    if (platform === "darwin") {
+      dbPath = join(homedir(), "Library/Application Support/Cursor/User/globalStorage/state.vscdb");
+    } else if (platform === "linux") {
+      dbPath = join(homedir(), ".config/Cursor/User/globalStorage/state.vscdb");
+    } else if (platform === "win32") {
+      dbPath = join(process.env.APPDATA || "", "Cursor/User/globalStorage/state.vscdb");
+    } else {
+      return NextResponse.json(
+        { error: "Unsupported platform", found: false },
+        { status: 400 }
+      );
+    }
+
+    // Try to open database
+    let db;
+    try {
+      db = new Database(dbPath, { readonly: true, fileMustExist: true });
+    } catch (error) {
+      return NextResponse.json({
+        found: false,
+        error: "Cursor database not found. Make sure Cursor IDE is installed and you are logged in.",
+      });
+    }
+
+    try {
+      // Extract tokens from database
+      const rows = db.prepare(
+        "SELECT key, value FROM itemTable WHERE key IN (?, ?)"
+      ).all("cursorAuth/accessToken", "storage.serviceMachineId");
+
+      const tokens = {};
+      for (const row of rows) {
+        if (row.key === "cursorAuth/accessToken") {
+          tokens.accessToken = row.value;
+        } else if (row.key === "storage.serviceMachineId") {
+          tokens.machineId = row.value;
+        }
+      }
+
+      db.close();
+
+      // Validate tokens exist
+      if (!tokens.accessToken || !tokens.machineId) {
+        return NextResponse.json({
+          found: false,
+          error: "Tokens not found in database. Please login to Cursor IDE first.",
+        });
+      }
+
+      return NextResponse.json({
+        found: true,
+        accessToken: tokens.accessToken,
+        machineId: tokens.machineId,
+      });
+    } catch (error) {
+      db?.close();
+      return NextResponse.json({
+        found: false,
+        error: `Failed to read database: ${error.message}`,
+      });
+    }
+  } catch (error) {
+    console.log("Cursor auto-import error:", error);
+    return NextResponse.json(
+      { found: false, error: error.message },
+      { status: 500 }
+    );
+  }
+}