github sha pass to docker

.dockerignore

@@ -1,4 +1,3 @@
 /target
 .DS_Store
-.git
 .gitignore

.github/workflows/deploy.yaml

@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - name: Build image
-        run: docker build -t rustapi .
+        run: docker build -t rustapi --build-arg GITHUB_SHA=${{ github.sha }} .
       - name: Run image
         run: |
           docker stop rustapi || true

build.rs

@@ -2,7 +2,7 @@ use std::process::Command;
 
 fn main() {
     println!("cargo:rustc-env=GIT_HASH={}", "");
-    match Command::new("echo").args(&["$GITHUB_SHA"]).output() {
+    match Command::new("git").args(&["rev-parse", "HEAD"]).output() {
         Ok(output) => match String::from_utf8(output.stdout) {
             Ok(hash) => println!("cargo:rustc-env=GIT_HASH={}", hash),
             Err(_) => (),