diff --git a/server/database.js b/server/database.js
index 14db339..532bd0e 100644
--- a/server/database.js
+++ b/server/database.js
@@ -239,15 +239,33 @@ export function savePath(turtleId, pathName, pathData) {
     VALUES (?, ?, ?, ?, ?)
   `);
   const now = Date.now();
-  stmt.run(turtleId, pathName, JSON.stringify(pathData), now, now);
+  const result = stmt.run(turtleId, pathName, JSON.stringify(pathData), now, now);
+  return result.lastInsertRowid;
 }
 
-export function getPaths(turtleId) {
-  const stmt = db.prepare('SELECT * FROM turtle_paths WHERE turtle_id = ? ORDER BY created_at DESC');
-  return stmt.all(turtleId).map(row => ({
-    ...row,
-    path_data: JSON.parse(row.path_data)
-  }));
+export function getPaths(turtleId = null) {
+  if (turtleId) {
+    const stmt = db.prepare('SELECT * FROM turtle_paths WHERE turtle_id = ? ORDER BY created_at DESC');
+    return stmt.all(turtleId).map(row => ({
+      ...row,
+      path_data: JSON.parse(row.path_data)
+    }));
+  } else {
+    const stmt = db.prepare('SELECT * FROM turtle_paths ORDER BY created_at DESC');
+    return stmt.all().map(row => ({
+      ...row,
+      path_data: JSON.parse(row.path_data)
+    }));
+  }
+}
+
+export function getPath(pathId) {
+  const stmt = db.prepare('SELECT * FROM turtle_paths WHERE id = ?');
+  const row = stmt.get(pathId);
+  if (row) {
+    return { ...row, path_data: JSON.parse(row.path_data) };
+  }
+  return null;
 }
 
 export function deletePath(pathId) {
@@ -256,13 +274,13 @@ export function deletePath(pathId) {
 }
 
 // Task Queue
-export function createTask(taskType, taskData, priority = 0) {
+export function createTask(taskType, taskData, priority = 0, assignedTurtleId = null) {
   const stmt = db.prepare(`
-    INSERT INTO task_queue (task_type, task_data, priority, status, created_at, updated_at)
-    VALUES (?, ?, ?, 'pending', ?, ?)
+    INSERT INTO task_queue (task_type, task_data, assigned_turtle_id, priority, status, created_at, updated_at)
+    VALUES (?, ?, ?, ?, 'pending', ?, ?)
   `);
   const now = Date.now();
-  const result = stmt.run(taskType, JSON.stringify(taskData), priority, now, now);
+  const result = stmt.run(taskType, JSON.stringify(taskData), assignedTurtleId, priority, now, now);
   return result.lastInsertRowid;
 }
 
@@ -292,6 +310,15 @@ export function assignTask(taskId, turtleId) {
   stmt.run(turtleId, Date.now(), taskId);
 }
 
+export function updateTaskStatus(taskId, status, result = null) {
+  const stmt = db.prepare(`
+    UPDATE task_queue 
+    SET status = ?, task_data = CASE WHEN ? IS NOT NULL THEN json_set(task_data, '$.result', ?) ELSE task_data END, updated_at = ?
+    WHERE id = ?
+  `);
+  stmt.run(status, result, result, Date.now(), taskId);
+}
+
 export function completeTask(taskId) {
   const stmt = db.prepare(`
     UPDATE task_queue 
@@ -301,7 +328,19 @@ export function completeTask(taskId) {
   stmt.run(Date.now(), taskId);
 }
 
-export function getAllTasks() {
+export function deleteTask(taskId) {
+  const stmt = db.prepare('DELETE FROM task_queue WHERE id = ?');
+  return stmt.run(taskId);
+}
+
+export function getAllTasks(status = null) {
+  if (status) {
+    const stmt = db.prepare('SELECT * FROM task_queue WHERE status = ? ORDER BY priority DESC, created_at DESC');
+    return stmt.all(status).map(row => ({
+      ...row,
+      task_data: JSON.parse(row.task_data)
+    }));
+  }
   const stmt = db.prepare('SELECT * FROM task_queue ORDER BY priority DESC, created_at DESC');
   return stmt.all().map(row => ({
     ...row,
@@ -310,25 +349,40 @@ export function getAllTasks() {
 }
 
 // Mining Areas
-export function saveMiningArea(turtleId, bounds) {
+export function saveMiningArea(turtleId, bounds, areaName = null, status = 'planned') {
   const stmt = db.prepare(`
     INSERT INTO mining_areas (turtle_id, min_x, min_y, min_z, max_x, max_y, max_z, status, created_at, updated_at)
-    VALUES (?, ?, ?, ?, ?, ?, ?, 'active', ?, ?)
+    VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
   `);
   const now = Date.now();
-  stmt.run(
+  const result = stmt.run(
     turtleId,
     bounds.minX, bounds.minY, bounds.minZ,
     bounds.maxX, bounds.maxY, bounds.maxZ,
-    now, now
+    status, now, now
   );
+  return result.lastInsertRowid;
 }
 
-export function getMiningAreas() {
-  const stmt = db.prepare('SELECT * FROM mining_areas WHERE status = \'active\'');
+export function getMiningAreas(statusFilter = null) {
+  if (statusFilter) {
+    const stmt = db.prepare('SELECT * FROM mining_areas WHERE status = ? ORDER BY created_at DESC');
+    return stmt.all(statusFilter);
+  }
+  const stmt = db.prepare('SELECT * FROM mining_areas ORDER BY created_at DESC');
   return stmt.all();
 }
 
+export function updateMiningAreaStatus(areaId, status) {
+  const stmt = db.prepare('UPDATE mining_areas SET status = ?, updated_at = ? WHERE id = ?');
+  stmt.run(status, Date.now(), areaId);
+}
+
+export function deleteMiningArea(areaId) {
+  const stmt = db.prepare('DELETE FROM mining_areas WHERE id = ?');
+  return stmt.run(areaId);
+}
+
 export function closeMiningArea(areaId) {
   const stmt = db.prepare('UPDATE mining_areas SET status = \'closed\', updated_at = ? WHERE id = ?');
   stmt.run(Date.now(), areaId);
@@ -373,7 +427,7 @@ export function getMiningStats(turtleId = null, days = 7) {
 
 export function getTopMiners(limit = 10) {
   const stmt = db.prepare(`
-    SELECT turtle_id, SUM(count) as total_blocks
+    SELECT turtle_id, SUM(count) as total_blocks, COUNT(DISTINCT block_type) as unique_types
     FROM mining_stats
     GROUP BY turtle_id
     ORDER BY total_blocks DESC