Update poetry to 1.1 (#324)

Update poetry 1.1 including 1.1.7's lockfile fix and install-poetry.py.

See also:
- https://python-poetry.org/blog/announcing-poetry-1.1.0/
- https://github.com/python-poetry/poetry/releases/tag/1.1.7
- tmux-python/tmuxp#689

.github/workflows/publish-docs.yml

@@ -52,10 +52,14 @@ jobs:
       - name: Install poetry
         if: env.PUBLISH == 'true'
         run: |
-          curl -O -sSL https://raw.githubusercontent.com/sdispater/poetry/master/get-poetry.py
-          python get-poetry.py -y --version 1.0.10
+          curl -O -sSL https://raw.githubusercontent.com/sdispater/poetry/master/install-poetry.py
+          python install-poetry.py -y --version 1.1.7
           echo "PATH=${HOME}/.poetry/bin:${PATH}" >> $GITHUB_ENV
-          rm get-poetry.py
+          rm install-poetry.py
+
+      - name: Add ~/.local/bin to PATH
+        run: echo "$HOME/.local/bin" >> $GITHUB_PATH
+        if: env.PUBLISH == 'true'
 
       - name: Get poetry cache paths from config
         if: env.PUBLISH == 'true'

.github/workflows/tests.yml

@@ -27,10 +27,13 @@ jobs:
 
       - name: Install poetry
         run: |
-          curl -O -sSL https://raw.githubusercontent.com/sdispater/poetry/master/get-poetry.py
-          python get-poetry.py -y --version 1.0.10
+          curl -O -sSL https://raw.githubusercontent.com/sdispater/poetry/master/install-poetry.py
+          python install-poetry.py -y --version 1.1.7
           echo "PATH=${HOME}/.poetry/bin:${PATH}" >> $GITHUB_ENV
-          rm get-poetry.py
+          rm install-poetry.py
+
+      - name: Add ~/.local/bin to PATH
+        run: echo "$HOME/.local/bin" >> $GITHUB_PATH
 
       - name: Get poetry cache paths from config
         run: |

.tool-versions

@@ -0,0 +1 @@
+poetry 1.1.7

CHANGES

@@ -5,6 +5,9 @@ Here you can find the recent changes to libtmux
 ## current
 
 - _Insert changes/features/fixes for next release here_
+- #324: Update poetry to 1.1
+  - CI: Use poetry 1.1.7 and `install-poetry.py` installer
+  - Relock poetry.lock at 1.1 (w/ 1.1.7's fix)
 
 ## libtmux 0.10.1 (2021-06-16)
 - Update `Window.select_window()` for #271