feat(ci): Add tasks to build in CI

.ci/tasks/build.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+set -eux
+
+OUTPUT="$1"
+
+case "$TARGET" in
+    msvc)
+        cp /src/*.lib ./lib/oodle/
+        cargo build --color always --locked --release --target x86_64-pc-windows-msvc -Zbuild-std
+
+        if [ -d "$OUTPUT" ]; then
+            install -t "$OUTPUT/" target/x86_64-pc-windows-msvc/release/dtmt.exe
+            install -t "$OUTPUT/" target/x86_64-pc-windows-msvc/release/dtmm.exe
+        fi
+
+        ;;
+    linux)
+        cp /src/*.so ./lib/oodle/
+        cargo build --color always --locked --profile release-lto
+
+        if [ -d "$OUTPUT" ]; then
+            install -t "$OUTPUT/" target/release/dtmt
+            install -t "$OUTPUT/" target/release/dtmm
+        fi
+
+        ;;
+    *)
+        set +x
+        echo "Env var 'TARGET' must either be 'msvc' or 'linux'. Got '$TARGET'." >&2
+        exit 1
+esac

.ci/tasks/build.yml

@@ -0,0 +1,24 @@
+---
+platform: linux
+
+image_resource:
+  type: registry-image
+  source:
+    repository: registry.local:5000/dtmt-ci-base-((target))
+    tag: latest
+
+inputs:
+- name: repo
+
+outputs:
+- name: artifact
+
+params:
+  CI: true
+  TARGET: ((target))
+
+run:
+  path: .ci/tasks/build.sh
+  dir: repo
+  args:
+    - /artifact