Function removeTagFromFile

static/js/app.js:1420–1453

(filePath, tag)

    // Remove a tag from a file
    function removeTagFromFile(filePath, tag) {
        fetch(`/api/tags/${encodeURIComponent(filePath)}`, {
            method: 'DELETE',
            headers: {
                'Content-Type': 'application/json'
            },
            body: JSON.stringify({ tags: [tag] })
        })
        .then(response => response.json())
        .then(data => {
            if (data.status === 'success') {
                // Refresh the file if it's currently open
                if (currentFile === filePath) {
                    loadFile(filePath);
                }
                
                // Refresh the file list
                loadFiles();
                
                // Show success message
                showToast(`Tag "${tag}" removed successfully`, 'success');
                
                // Update tags display
                updateTagsDisplay();
            } else {
                console.error('Error removing tag:', data.message);
                showToast(`Error removing tag: ${data.message}`, 'error');
            }
        })
        .catch(error => {
            console.error('Error removing tag:', error);
            showToast('Error removing tag. Please try again.', 'error');
        });
    }

    // Delete a category
    function deleteCategory(category) {