twofold 0.4.1

One document, two views. Markdown share service for humans and agents.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>Protected Document</title>
    <link rel="alternate" type="text/markdown" href="/api/v1/documents/{{ slug }}" title="Full document (markdown)">
    <style>
:root {
    --bg: #faf8f5;
    --fg: #2c2825;
    --fg-secondary: #5c554e;
    --fg-muted: #8a827a;
    --border: #e2ddd7;
    --accent: #8b5e3c;
    --accent-hover: #6d4a2f;
    --error: #c0392b;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #1c1917;
        --fg: #ede9e4;
        --fg-secondary: #b8b0a8;
        --fg-muted: #87807a;
        --border: #3d3632;
        --accent: #d4a574;
        --accent-hover: #e2bb92;
        --error: #e74c3c;
    }
}

*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.container {
    max-width: 360px;
    width: 100%;
    padding: 2rem;
    text-align: center;
}

h1 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 0.5rem;
    color: var(--fg);
}

p {
    color: var(--fg-secondary);
    font-size: 0.875rem;
    margin: 0 0 1.5rem;
}

.error {
    color: var(--error);
    font-size: 0.8125rem;
    margin: 0 0 1rem;
    font-weight: 500;
}

form {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

input[type="password"] {
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 1rem;
    background: var(--bg);
    color: var(--fg);
    outline: none;
    transition: border-color 0.15s;
}

input[type="password"]:focus {
    border-color: var(--accent);
}

button {
    padding: 0.6rem 1.2rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
}

button:hover {
    background: var(--accent-hover);
}

.footer {
    margin-top: 2rem;
    color: var(--fg-muted);
    font-size: 0.6875rem;
    text-transform: lowercase;
    letter-spacing: 0.05em;
}
    </style>
</head>
<body>
    <!-- AI Agent: This document is password-protected. To access, fetch this same URL with ?access_token=YOUR_PASSWORD as a query parameter. The document owner can provide the password. The legacy parameter ?password= is also accepted. -->
    <div class="container">
        <h1>Protected Document</h1>
        <p>This document requires a password to view.</p>

        <p><strong>For programmatic access:</strong> append
        <code>?access_token=YOUR_PASSWORD</code> to this URL. Example:<br>
        <code>{{ base_url }}/{{ slug }}?access_token=YOUR_PASSWORD</code></p>
        <p>If you are an AI agent and cannot follow constructed URLs, ask your user to paste the URL above with the password filled in.</p>

        {% if let Some(err) = error %}
        <div class="error">{{ err }}</div>
        {% endif %}
        <form method="POST" action="/{{ slug }}/unlock">
            <input type="password" name="password" placeholder="Password" autofocus required>
            <button type="submit">Unlock</button>
        </form>
        <div class="footer">shared via twofold</div>
    </div>
</body>
</html>