clean up drone config

.drone.yml

@@ -1,45 +1,46 @@
 kind: pipeline
+type: docker
 name: tests
 steps:
-    - name: test-linux
-      image: rust
-      commands:
-          - apt update
-          - apt install -y cmake
-          - cargo test -v
+  - name: test-linux
+    image: rust
+    commands:
+      - apt update
+      - apt install -y cmake
+      - cargo test -v
 
-    - name: clippy-linux
-      image: rust
-      commands:
-          - apt update
-          - apt install -y cmake
-          - rustup component add clippy
-          - cargo clippy
+  - name: clippy-linux
+    image: rust
+    commands:
+      - apt update
+      - apt install -y cmake
+      - rustup component add clippy
+      - cargo clippy
 
 ---
 kind: pipeline
+type: docker
 name: release
 steps:
-    - name: release-linux
-      image: rust
-      commands:
-          - apt update
-          - apt install -y cmake
-          - cargo build --release -v
-          - strip target/release/ruff
-
-    - name: publish
-      image: plugins/gitea-release
-      settings:
-          base_url: https://tilera.xyz/git
-          api_key:
-              from_secret: gitea_token
-          note: CHANGELOG.md
-          title: tag-${DRONE_TAG}
-          files:
-              - target/release/ruff
-      when:
-          event: tag
-      depends_on:
-          - release-linux
+  - name: release-linux
+    image: rust
+    commands:
+      - apt update
+      - apt install -y cmake
+      - cargo build --release -v
+      - strip target/release/ruff
 
+  - name: publish
+    image: plugins/gitea-release
+    settings:
+      base_url: https://tilera.xyz/git
+      api_key:
+        from_secret: gitea_token
+      note: CHANGELOG.md
+      title: tag-${DRONE_TAG}
+      files:
+        - target/release/ruff
+    when:
+      event: [tag]
+    depends_on:
+      - release-linux