feat: create block service for API operations

frontend/src/services/blockService.js

@@ -0,0 +1,56 @@
+import api from './api';
+
+// Get all blocks for the current project
+export const getBlocks = async () => {
+  try {
+    const response = await api.get('/blocks');
+    return response.data || [];
+  } catch (error) {
+    console.error('Error fetching blocks:', error);
+    throw error;
+  }
+};
+
+// Create a new block definition
+export const createBlock = async (blockData) => {
+  try {
+    const response = await api.post('/blocks', blockData);
+    return response.data;
+  } catch (error) {
+    console.error('Error creating block:', error);
+    throw error;
+  }
+};
+
+// Update an existing block definition
+export const updateBlock = async (blockId, blockData) => {
+  try {
+    const response = await api.put(`/blocks/${blockId}`, blockData);
+    return response.data;
+  } catch (error) {
+    console.error('Error updating block:', error);
+    throw error;
+  }
+};
+
+// Delete a block definition
+export const deleteBlock = async (blockId) => {
+  try {
+    await api.delete(`/blocks/${blockId}`);
+    return true;
+  } catch (error) {
+    console.error('Error deleting block:', error);
+    throw error;
+  }
+};
+
+// Insert a block instance on the canvas
+export const insertBlockInstance = async (blockId, position) => {
+  try {
+    const response = await api.post(`/blocks/${blockId}/insert`, position);
+    return response.data;
+  } catch (error) {
+    console.error('Error inserting block instance:', error);
+    throw error;
+  }
+};