Support for showing tooltip on both axis

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug Report
+about: Something's not working.
+title: ""
+labels: ""
+assignees: ""
+---
+
+### Description
+
+#### Steps to Reproduce
+
+<!--
+Example:
+
+1. Start Emacs with `emacs -Q`
+2. Open a pdf document
+3. Run M-x org-noter
+...
+-->
+
+#### Backtrace
+<!--
+   Will help us track and understand issues faster.
+   How to provide a backtrace:
+   1. M-x toggle-debug-on-error
+   2. Trigger error. The debugger buffer should pop up.
+   3. Copy the contents of the debugger buffer and paste here
+-->
+
+#### Expected Results
+
+<!-- Example: org-noter opens -->
+
+#### Actual Results
+
+<!-- Example: org-noter does not open -->
+
+### Environment
+
+<!-- Please M-x org-version and paste results here -->

.github/PULL_REQUEST_TEMPLATE.md

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+## Problem
+
+<!--
+
+Example:
+
+I'm looking to add a new feature to org-noter that makes the whole experience so much better.
+
+-->
+
+
+## Solution
+
+<!--
+
+Example:
+
+I added new feature called blah blah and it's great.
+
+-->
+
+
+## Checklist
+
+- [ ] I checked the code to make sure that it works on my machine.
+- [ ] I checked that the code works without my custom emacs config.
+- [ ] I added unit tests.
+
+## Steps to Test
+
+
+<!--
+
+Example:
+
+1. open a pdf and start org noter document
+2. execute org-noter-new-fancy-feature
+3. you should expect the new fancy features to do something
+
+-->
+
+
+## [Optional] Screenshots
+
+<!--
+
+Where reasonable include a screenshot to help us visualize what this does.
+
+-->

.github/workflows/build-test.yml

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+on: push
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-python@v2
+        with:
+          python-version: '3.10'
+          architecture: 'x64'
+      - uses: purcell/setup-emacs@master
+        with:
+          version: '28.2'
+
+      - uses: conao3/setup-cask@master
+        with:
+          version: 'snapshot'
+
+      - name: Install dependencies
+        run: cask
+
+      - name: Run tests
+        run: cask exec buttercup -L .
+
+      - name: Coveralls
+        uses: coverallsapp/github-action@v2

Cask

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+(source gnu)
+(source melpa)
+
+(depends-on "buttercup")
+(depends-on "pdf-tools")
+
+(depends-on "with-simulated-input")
+
+(depends-on "log4e")
+(depends-on "undercover")

Makefile

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+export EMACS ?= $(shell which emacs)
+CASK_DIR := $(shell cask package-directory)
+
+$(CASK_DIR): Cask
+	cask install
+	@touch $(CASK_DIR)
+
+.PHONY: cask
+cask: $(CASK_DIR)
+
+.PHONY: compile
+compile: cask
+	! (cask eval "(let ((byte-compile-error-on-warn f)) \
+	                 (cask-cli/build))" 2>&1 \
+	   | egrep -a "(Warning|Error):") ; \
+	  (ret=$$? ; cask clean-elc && exit $$ret)
+
+.PHONY: test
+test: compile
+	cask exec buttercup -L .