build: use poetry and virtual environment

.yamllint.yml

@@ -4,27 +4,27 @@ extends: default
 locale: en_US.UTF-8
 
 rules:
-  braces:
-    level: error
-    max-spaces-inside: 1
-    min-spaces-inside: 1
-  comments-indentation: disable
-  comments:
-    min-spaces-from-content: 1
-  indentation:
-    spaces: consistent
-    indent-sequences: true
-    check-multi-line-strings: false
-  line-length: disable
-  quoted-strings:
-    quote-type: any
-    required: false
-    extra-required:
-      - "^http://"
-      - "^https://"
-      - "ftp://"
-      - 'ssh \w.*'
-      - "{{"
-    extra-allowed: []
-  truthy:
-    level: error
+    braces:
+        level: error
+        max-spaces-inside: 1
+        min-spaces-inside: 1
+    comments-indentation: disable
+    comments:
+        min-spaces-from-content: 1
+    indentation:
+        spaces: consistent
+        indent-sequences: true
+        check-multi-line-strings: false
+    line-length: disable
+    quoted-strings:
+        quote-type: any
+        required: false
+        extra-required:
+            - "^http://"
+            - "^https://"
+            - "ftp://"
+            - 'ssh \w.*'
+            - "{{"
+        extra-allowed: []
+    truthy:
+        level: error