From 5377c67b892debef0c6b2cc9682527108ae1bd6b Mon Sep 17 00:00:00 2001
From: jutty <j@jutty.dev>
Date: Fri, 6 Mar 2026 23:03:57 -0300
Subject: [PATCH] Add version information to footer, /data and meta tags

---
 Cargo.lock          | 114 ++++++++------------------------------------
 src/graph/meta.rs   |   3 ++
 templates/base.html |  17 ++++++-
 templates/data.html |  20 ++++++--
 4 files changed, 53 insertions(+), 101 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index f47ad70..d99fc08 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -748,9 +748,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.44"
+version = "1.0.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "21b2ebcf727b7760c461f091f9f0f539b77b8e87f2fd88131e7f1b433b3cece4"
+checksum = "41f2619966050689382d2b44f664f4bc593e129785a36d6ee376ddf37259b924"
 dependencies = [
  "proc-macro2",
 ]
@@ -1012,12 +1012,12 @@ checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03"
 
 [[package]]
 name = "socket2"
-version = "0.6.2"
+version = "0.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86f4aa3ad99f2088c990dfa82d367e19cb29268ed67c574d10d0a4bfe71f07e0"
+checksum = "3a766e1110788c36f4fa1c2b71b387a7815aa65f88ce0229841826633d93723e"
 dependencies = [
  "libc",
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1067,9 +1067,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.49.0"
+version = "1.50.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72a2903cd7736441aac9df9d7688bd0ce48edccaadf181c3b90be801e81d3d86"
+checksum = "27ad5e34374e03cfffefc301becb44e9dc3c17584f414349ebe29ed26661822d"
 dependencies = [
  "libc",
  "mio",
@@ -1081,9 +1081,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "2.6.0"
+version = "2.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af407857209536a95c8e56f8231ef2c2e2aff839b22e07a1ffcbc617e9db9fa5"
+checksum = "5c55a2eff8b69ce66c84f85e1da1c233edc36ceb85a2058d11b0d6a3c7e7569c"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1392,16 +1392,7 @@ version = "0.52.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
 dependencies = [
- "windows-targets 0.52.6",
-]
-
-[[package]]
-name = "windows-sys"
-version = "0.60.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2f500e4d28234f72040990ec9d39e3a6b950f9f22d3dba18416c35882612bcb"
-dependencies = [
- "windows-targets 0.53.5",
+ "windows-targets",
 ]
 
 [[package]]
@@ -1419,31 +1410,14 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
 dependencies = [
- "windows_aarch64_gnullvm 0.52.6",
- "windows_aarch64_msvc 0.52.6",
- "windows_i686_gnu 0.52.6",
- "windows_i686_gnullvm 0.52.6",
- "windows_i686_msvc 0.52.6",
- "windows_x86_64_gnu 0.52.6",
- "windows_x86_64_gnullvm 0.52.6",
- "windows_x86_64_msvc 0.52.6",
-]
-
-[[package]]
-name = "windows-targets"
-version = "0.53.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4945f9f551b88e0d65f3db0bc25c33b8acea4d9e41163edf90dcd0b19f9069f3"
-dependencies = [
- "windows-link",
- "windows_aarch64_gnullvm 0.53.1",
- "windows_aarch64_msvc 0.53.1",
- "windows_i686_gnu 0.53.1",
- "windows_i686_gnullvm 0.53.1",
- "windows_i686_msvc 0.53.1",
- "windows_x86_64_gnu 0.53.1",
- "windows_x86_64_gnullvm 0.53.1",
- "windows_x86_64_msvc 0.53.1",
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
 ]
 
 [[package]]
@@ -1452,101 +1426,53 @@ version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
 
-[[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9d8416fa8b42f5c947f8482c43e7d89e73a173cead56d044f6a56104a6d1b53"
-
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
 
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b9d782e804c2f632e395708e99a94275910eb9100b2114651e04744e9b125006"
-
 [[package]]
 name = "windows_i686_gnu"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
 
-[[package]]
-name = "windows_i686_gnu"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "960e6da069d81e09becb0ca57a65220ddff016ff2d6af6a223cf372a506593a3"
-
 [[package]]
 name = "windows_i686_gnullvm"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
 
-[[package]]
-name = "windows_i686_gnullvm"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa7359d10048f68ab8b09fa71c3daccfb0e9b559aed648a8f95469c27057180c"
-
 [[package]]
 name = "windows_i686_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
 
-[[package]]
-name = "windows_i686_msvc"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1e7ac75179f18232fe9c285163565a57ef8d3c89254a30685b57d83a38d326c2"
-
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
 
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c3842cdd74a865a8066ab39c8a7a473c0778a3f29370b5fd6b4b9aa7df4a499"
-
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
 
-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0ffa179e2d07eee8ad8f57493436566c7cc30ac536a3379fdf008f47f6bb7ae1"
-
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.52.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
 
-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.53.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d6bbff5f0aada427a1e5a6da5f1f98158182f26556f345ac9e04d36d0ebed650"
-
 [[package]]
 name = "winnow"
-version = "0.7.14"
+version = "0.7.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a5364e9d77fcdeeaa6062ced926ee3381faa2ee02d3eb83a5c27a8825540829"
+checksum = "df79d97927682d2fd8adb29682d1140b343be4ac0f08fd68b7765d9c059d3945"
 
 [[package]]
 name = "zerocopy"
diff --git a/src/graph/meta.rs b/src/graph/meta.rs
index d94406a..85b6cd8 100644
--- a/src/graph/meta.rs
+++ b/src/graph/meta.rs
@@ -44,6 +44,8 @@ pub struct Config {
     pub footer_credits: bool,
     #[serde(default = "mktrue")]
     pub footer_date: bool,
+    #[serde(default = "mktrue")]
+    pub footer_version: bool,
     #[serde(default)]
     pub footer_text: String,
     #[serde(default = "mk8")]
@@ -86,6 +88,7 @@ impl Default for Config {
             footer: true,
             footer_credits: true,
             footer_date: true,
+            footer_version: true,
             footer_text: String::default(),
             index_node_count: 8,
             index_node_list: true,
diff --git a/templates/base.html b/templates/base.html
index 6e5dfc8..03ebb49 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -1,3 +1,11 @@
+{% if graph.meta.version %}
+{% set en_version = graph.meta.version.major
+    ~ "." ~ graph.meta.version.minor
+    ~ "." ~ graph.meta.version.patch %}
+{% else %}
+{% set en_version = "?.?.?" %}
+{% endif -%}
+
 <!DOCTYPE html>
 {% if graph.meta.config.content_language %}
 <html lang="{{ graph.meta.config.content_language }}">
@@ -12,6 +20,7 @@
         {% endif %}
         <meta http-equiv="Content-Type" content="text/html; charset=utf-8" >
         <meta name="viewport" content="width=device-width, initial-scale=1">
+        <meta name="generator" content="en v{{ en_version  }}" />
         <link href="/static/assets/fonts/fonts.css" rel="stylesheet">
         <link href="/static/assets/style.css" rel="stylesheet">
         <link rel="icon" type="image/svg+xml" href="/static/assets/favicon.svg">
@@ -76,13 +85,17 @@
             <br/>
             {% endif %}
             {% if graph.meta.config.footer_date %}
+            <span>
             built
             <time>
                 {{ now(utc=true) | date(format="%Y-%m-%d %H:%M") }} UTC
             </time>
-            &bullet;
-            <time>{{ now(timestamp=true) }} Unix Epoch</time>
             {% endif %}
+            {% if graph.meta.config.footer_version %}
+            &bullet;
+            en v{{en_version}}
+            {% endif %}
+            </span>
             </div>
         </footer>
         {% endif %}
diff --git a/templates/data.html b/templates/data.html
index ef70757..f7a1bca 100644
--- a/templates/data.html
+++ b/templates/data.html
@@ -4,8 +4,7 @@
 
 {%- block body %}
 <h1>Data</h1>
-
-<h2>Metadata</h2>
+<h2>Graph insights</h2>
 
 <table>
     <tr>
@@ -30,9 +29,19 @@
     </table>
 </details>
 
-{% if graph.meta.config.raw and (graph.meta.config.raw_toml or graph.meta.config.raw_json) %}
-<h2>Raw formats</h2>
-<p>Structured data representing this graph is available in the following formats:</p>
+<h2>Metadata</h2>
+<p>
+    This graph was rendered using en <code>{{ en_version }}</code>
+    (<a
+        href="https://codeberg.org/jutty/en/releases/tag/v{{ en_version }}"
+    >release notes</a>).
+</p>
+
+{% if graph.meta.config.raw
+    and (graph.meta.config.raw_toml
+    or graph.meta.config.raw_json)
+%}
+<p>Structured data for this graph is available in the following formats:</p>
 
 <ul>
     {% if graph.meta.config.raw_toml %}
@@ -43,4 +52,5 @@
     {% endif %}
 </ul>
 {% endif %}
+
 {%- endblock body %}