fixes with linter

roles/dev/tasks/haskell.yml

@@ -1,19 +1,25 @@
 - name: Download ghcup bootstrap script
   ansible.builtin.uri:
-    url:
-      return_content: yes
+    url: https://get-ghcup.haskell.org
+    return_content: true
   register: ghcup_bootstrap
 
+- name: Check if .ghcup present
+  ansible.builtin.stat:
+    path: '{{ ansible_env.HOME }}/.ghcup'
+  register: ghcup_dir
+
+# TODO: detect fish install ??
 - name: Install ghcup, stack, lsp server
-  ansible.builtin.shell:
-    cmd: sh
-    stdin: {{ ghcup_bootstrap.content }}
-    environment:
-      SHELL: /usr/bin/fish # TODO: detect fish install ??
-      BOOTSTRAP_HASKELL_NONINTERACTIVE: 1
-      BOOTSTRAP_HASKELL_GHC_VERSION: latest
-      BOOTSTRAP_HASKELL_CABAL_VERSION: latest
-      BOOTSTRAP_HASKELL_INSTALL_STACK: 1
-      BOOTSTRAP_HASKELL_INSTALL_HLS: 1
-      BOOTSTRAP_HASKELL_ADJUST_BASHRC: P
-      
+  ansible.builtin.shell: |
+      SHELL='/usr/bin/fish'
+      BOOTSTRAP_HASKELL_NONINTERACTIVE=1
+      BOOTSTRAP_HASKELL_GHC_VERSION=latest
+      BOOTSTRAP_HASKELL_CABAL_VERSION=latest
+      BOOTSTRAP_HASKELL_INSTALL_STACK=1
+      BOOTSTRAP_HASKELL_INSTALL_HLS=1
+      BOOTSTRAP_HASKELL_ADJUST_BASHRC=P
+      {{ ghcup_bootstrap.content }}
+  args:
+    executable: /bin/sh
+  changed_when: not ghcup_dir.stat.exists