Add git dependencies and prep for async.

.githooks/pre-commit

@@ -8,6 +8,6 @@ filesToFormat=$(
 
 for path in $filesToFormat
 do
-  rustfmt $path
+  rustfmt --edition 2021 $path
   git add $path
 done;

Cargo.toml

@@ -12,7 +12,9 @@ edition = "2021"
 [dependencies]
 ansi_term = "0.12.1"
 clap = { version = "3.0.0-rc.9", features = ["derive"] }
+git2 = "0.13.25"
 notify = "4.0.16"
+octocrab = "0.15"
 regex = "1.5.4"
 serde = "1.0"
 serde_derive = "1.0.132"

src/git.rs

@@ -0,0 +1,18 @@
+use super::config::PathConfig;
+use git2::Repository;
+use octocrab;
+
+/// Sets up a local github repository all configuration files will be synced to.
+/// We attempt to clone the remote repository in favor of building our own.
+///
+/// If a remote repository exists, we verify its managed by homesync (based on
+/// the presence of a sentinel file `.homesync`). Otherwise we raise an error.
+///
+/// If there is no local repository but a remote is available, we clone it.
+/// Otherwise we create a new, empty repository.
+///
+/// NOTE! This does not perform any syncing between local and remote. That
+/// should be done as a specific command line request.
+pub async fn init(config: &PathConfig) {
+    // TODO(jrpotter): Fill this out.
+}

src/lib.rs

@@ -1,6 +1,7 @@
 pub mod cli;
 pub mod config;
 pub mod daemon;
+pub mod git;
 pub mod path;
 
 use config::PathConfig;

src/main.rs

@@ -30,9 +30,9 @@ fn main() {
                         .help("How often (in seconds) we poll/debounce file system changes")
                         .long_help(
                             "There exists a balance between how responsive changes are \
-                    made and how expensive it is to look for changes. \
+                    made and how expensive it is to look for changes. Empirically we found the \
-                    Empirically we found the default value to offer a nice \
+                    default value to offer a nice compromise but this can be tweaked based on \
-                    compromise but this can be tweaked based on preference.",
+                    preference.",
                         )
                         .takes_value(true)
                         .default_value("5"),