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+ "tracing-core",
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+ "valuable",
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+ "nu-ansi-term",
+ "once_cell",
+ "regex-automata",
+ "sharded-slab",
+ "smallvec",
+ "thread_local",
+ "tracing",
+ "tracing-core",
+ "tracing-log",
+]
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+ "windows-link",
+ "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]]
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+
+[[package]]
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+checksum = "0ffa179e2d07eee8ad8f57493436566c7cc30ac536a3379fdf008f47f6bb7ae1"
+
+[[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"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a5364e9d77fcdeeaa6062ced926ee3381faa2ee02d3eb83a5c27a8825540829"
+dependencies = [
+ "memchr",
+]
diff --git a/2025/Cargo.toml b/2025/Cargo.toml
new file mode 100644
index 0000000..ac6a6f3
--- /dev/null
+++ b/2025/Cargo.toml
@@ -0,0 +1,40 @@
+[workspace]
+members = [
+    "day-*",
+    "day-01",
+]
+default-members = ["day-*"]
+resolver = "2"
+
+[workspace.dependencies]
+divan = "0.1"
+glam = "0.30"
+itertools = "0.14"
+nom = "8.0"
+nom-supreme = "0.8"
+nom_locate = "5.0"
+rayon = "1.11"
+rstest = "0.26"
+rstest_reuse = "0.7"
+thiserror = "2.0"
+tracing = "0.1"
+
+[workspace.dependencies.miette]
+version = "7.6"
+features = ["fancy"]
+
+[workspace.dependencies.test-log]
+version = "0.2"
+features = ["trace"]
+default-features = false
+
+[workspace.dependencies.tracing-subscriber]
+version = "0.3"
+features = [
+    "fmt",
+    "env-filter",
+]
+
+[workspace.lints.clippy]
+nursery = "warn"
+pedantic = "warn"
diff --git a/2025/daily-template/Cargo.toml b/2025/daily-template/Cargo.toml
new file mode 100644
index 0000000..895b193
--- /dev/null
+++ b/2025/daily-template/Cargo.toml
@@ -0,0 +1,27 @@
+[package]
+name = "{{project-name}}"
+version = "0.1.0"
+edition = "2024"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+itertools.workspace = true
+nom.workspace = true
+tracing.workspace = true
+tracing-subscriber.workspace = true
+miette.workspace = true
+thiserror.workspace = true
+
+[dev-dependencies]
+divan.workspace = true
+rstest.workspace = true
+test-log.workspace = true
+
+[[bench]]
+name = "{{project-name}}-bench"
+path = "benches/benchmarks.rs"
+harness = false
+
+[lints]
+workspace = true
diff --git a/2025/daily-template/benches/benchmarks.rs b/2025/daily-template/benches/benchmarks.rs
new file mode 100644
index 0000000..89630ab
--- /dev/null
+++ b/2025/daily-template/benches/benchmarks.rs
@@ -0,0 +1,21 @@
+use {{crate_name}}::*;
+
+fn main() {
+    divan::main();
+}
+
+#[divan::bench]
+fn part1() {
+    part1::process(divan::black_box(include_str!(
+        "../input1.txt",
+    )))
+    .unwrap();
+}
+
+#[divan::bench]
+fn part2() {
+    part2::process(divan::black_box(include_str!(
+        "../input2.txt",
+    )))
+    .unwrap();
+}
diff --git a/2025/daily-template/cargo-generate.toml b/2025/daily-template/cargo-generate.toml
new file mode 100644
index 0000000..e69de29
diff --git a/2025/daily-template/src/bin/part1.rs b/2025/daily-template/src/bin/part1.rs
new file mode 100644
index 0000000..d27a39f
--- /dev/null
+++ b/2025/daily-template/src/bin/part1.rs
@@ -0,0 +1,12 @@
+use {{crate_name}}::part1::process;
+use miette::{Context, Result};
+
+#[tracing::instrument]
+fn main() -> Result<()> {
+    tracing_subscriber::fmt::init();
+
+    let file = include_str!("../../input1.txt");
+    let result = process(file).context("process part 1")?;
+    println!("{result}");
+    Ok(())
+}
diff --git a/2025/daily-template/src/bin/part2.rs b/2025/daily-template/src/bin/part2.rs
new file mode 100644
index 0000000..3e01165
--- /dev/null
+++ b/2025/daily-template/src/bin/part2.rs
@@ -0,0 +1,12 @@
+use {{crate_name}}::part2::process;
+use miette::{Context, Result};
+
+#[tracing::instrument]
+fn main() -> Result<()> {
+    tracing_subscriber::fmt::init();
+
+    let file = include_str!("../../input2.txt");
+    let result = process(file).context("process part 2")?;
+    println!("{result}");
+    Ok(())
+}
diff --git a/2025/daily-template/src/lib.rs b/2025/daily-template/src/lib.rs
new file mode 100644
index 0000000..faaf542
--- /dev/null
+++ b/2025/daily-template/src/lib.rs
@@ -0,0 +1,2 @@
+pub mod part1;
+pub mod part2;
diff --git a/2025/daily-template/src/part1.rs b/2025/daily-template/src/part1.rs
new file mode 100644
index 0000000..94144f7
--- /dev/null
+++ b/2025/daily-template/src/part1.rs
@@ -0,0 +1,21 @@
+use miette::Result;
+
+#[tracing::instrument]
+pub fn process(input: &str) -> Result<usize> {
+    todo!("day xx - part 1");
+    Ok(0)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_process() -> Result<()> {
+        let input = "";
+        todo!("haven't built test yet");
+        let result = 0;
+        assert_eq!(process(input)?, result);
+        Ok(())
+    }
+}
diff --git a/2025/daily-template/src/part2.rs b/2025/daily-template/src/part2.rs
new file mode 100644
index 0000000..cbcdee4
--- /dev/null
+++ b/2025/daily-template/src/part2.rs
@@ -0,0 +1,21 @@
+use miette::Result;
+
+#[tracing::instrument]
+pub fn process(input: &str) -> Result<usize> {
+    todo!("day xx - part 2");
+    Ok(0)
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_process() -> Result<()> {
+        let input = "";
+        todo!("haven't built test yet");
+        let result = 0;
+        assert_eq!(process(input)?, result);
+        Ok(())
+    }
+}
diff --git a/2025/justfile b/2025/justfile
new file mode 100644
index 0000000..1ee61b1
--- /dev/null
+++ b/2025/justfile
@@ -0,0 +1,37 @@
+# Use `just work day-01 part1` to work on the specific binary for a specific day's problems
+watch day part:
+    cargo watch -w {{day}} -x "check -p {{day}}" -s "just test {{day}} {{part}}" -s "just lint {{day}}"
+
+lint day:
+    cargo clippy -p {{day}}
+
+test day part:
+    cargo nextest run -p {{day}} {{part}}
+
+bench-all:
+    cargo bench -q > benchmarks.txt
+
+bench day:
+    cargo bench --bench {{day}}-bench > {{day}}/bench.txt
+
+# create the directory for a new day's puzzle and fetch the input
+create day:
+    cargo generate --path ./daily-template --name {{day}}
+    just get-input {{day}}
+
+# You can find SESSION by using Chrome tools:
+# 1) Go to https://adventofcode.com/2022/day/1/input
+# 2) right-click -> inspect -> click the "Application" tab.
+# 3) Refresh
+# 5) Click https://adventofcode.com under "Cookies"
+# 6) Grab the value for session. Fill it into your .env file
+#
+# example .env:
+#
+# ```
+# SESSION=PASTE_COOKIE_VALUE_HERE
+# ```
+#
+# get the input for a day's puzzle
+get-input day:
+    ./scripts/get-aoc-input.rs --day {{day}} --current-working-directory {{justfile_directory()}}
diff --git a/2025/scripts/get-aoc-input.rs b/2025/scripts/get-aoc-input.rs
new file mode 100755
index 0000000..c5ea471
--- /dev/null
+++ b/2025/scripts/get-aoc-input.rs
@@ -0,0 +1,75 @@
+#!/usr/bin/env -S cargo +nightly -Zscript
+---cargo
+[package]
+edition = "2021"
+[dependencies]
+clap = { version = "4.5", features = ["derive"] }
+nom = "7.1"
+reqwest = { version = "0.12", features=["blocking"] }
+dotenv = "0.15"
+---
+
+use clap::{error::ErrorKind, CommandFactory, Parser};
+use dotenv::dotenv;
+use nom::{bytes::complete::tag, character::complete, sequence::preceded, IResult};
+use reqwest::{blocking::Client, header::COOKIE};
+use std::fs::File;
+use std::io::Write;
+use std::path::PathBuf;
+
+#[derive(Parser, Debug)]
+#[clap(version)]
+struct Args {
+    /// day is expected to be formatted as
+    /// `day-01` to match all other commands in
+    /// the repo
+    #[clap(short, long)]
+    day: String,
+    /// a way to pass in the justfile directory
+    /// so that we're always in the root without
+    /// doing any shenanigans
+    #[clap(long)]
+    current_working_directory: PathBuf,
+}
+
+fn parse_day(input: &str) -> IResult<&str, u32> {
+    preceded(tag("day-"), complete::u32)(input)
+}
+
+fn main() -> Result<(), reqwest::Error> {
+    dotenv().ok();
+    let session = std::env::var("SESSION").expect("should have a session token set");
+    let args = Args::parse();
+    let Ok((_, day)) = parse_day(&args.day) else {
+        let mut cmd = Args::command();
+        cmd.error(
+            ErrorKind::ValueValidation,
+            format!("day `{}` must be formatted as `day-01`", args.day),
+        )
+        .exit()
+    };
+
+    let url = format!("https://adventofcode.com/2024/day/{day}/input");
+    println!("sending to `{}`", url);
+
+    let client = Client::new();
+    let input_data = client
+        .get(url)
+        .header(COOKIE, format!("session={session}"))
+        .send()?
+        .text()?;
+
+    for filename in ["input1.txt", "input2.txt"] {
+        let file_path = args
+            .current_working_directory
+            .join(&args.day)
+            .join(filename);
+        let mut file = File::create(&file_path).expect("should be able to create a file");
+
+        file.write_all(input_data.as_bytes())
+            .expect("should be able to write to input file");
+        println!("wrote {}", file_path.display());
+    }
+
+    Ok(())
+}