ci: add freebsd 12 as a build/check target (#922)

* ci: add freebsd 12 as a build/check target

* forgot to add 12 for tests

.cirrus.yml

@@ -47,6 +47,9 @@ test_task:
     - name: "FreeBSD 13 Test"
       freebsd_instance:
         image_family: freebsd-13-1
+    - name: "FreeBSD 12 Test"
+      freebsd_instance:
+        image_family: freebsd-12-3
     - name: "macOS M1 Test"
       macos_instance:
         image: ghcr.io/cirruslabs/macos-monterey-base:latest
@@ -75,11 +78,17 @@ build_task:
     MANPAGE_DIR: "target/tmp/bottom/manpage/"
   matrix:
     - name: "FreeBSD 13 Build"
-      alias: "freebsd_build"
+      alias: "freebsd_13_1_build"
       freebsd_instance:
         image_family: freebsd-13-1
       env:
         TARGET: "x86_64-unknown-freebsd"
+    - name: "FreeBSD 12 Build"
+      alias: "freebsd_12_3_build"
+      freebsd_instance:
+        image_family: freebsd-12-3
+      env:
+        TARGET: "x86_64-unknown-freebsd"
     - name: "macOS M1 Build"
       alias: "macos_build"
       macos_instance:

scripts/cirrus/build.py

@@ -18,7 +18,8 @@ from urllib.request import Request, urlopen, urlretrieve
 
 URL = "https://api.cirrus-ci.com/graphql"
 TASKS = [
-    ("freebsd_build", "bottom_x86_64-unknown-freebsd.tar.gz"),
+    ("freebsd_12_3_build", "bottom_x86_64-unknown-freebsd-12-3.tar.gz"),
+    ("freebsd_13_1_build", "bottom_x86_64-unknown-freebsd-13-1.tar.gz"),
     ("macos_build", "bottom_aarch64-apple-darwin.tar.gz"),
 ]
 DL_URL_TEMPLATE = "https://api.cirrus-ci.com/v1/artifact/build/%s/%s/binaries/%s"