diff --git a/.github/workflows/build-test-deploy.yml b/.github/workflows/build-test-deploy.yml
index 7337aca..6ccc166 100644
--- a/.github/workflows/build-test-deploy.yml
+++ b/.github/workflows/build-test-deploy.yml
@@ -1,7 +1,12 @@
 on:
   push:
+    branches:
+      - main
+      - maint/*
   pull_request:
-    branches: [main]
+    branches:
+      - main
+      - maint/*
   release:
     types:
       - published
diff --git a/codecov.yml b/codecov.yml
new file mode 100644
index 0000000..b586953
--- /dev/null
+++ b/codecov.yml
@@ -0,0 +1,12 @@
+coverage:
+  status:
+    project:
+      default:
+        target: 80%
+    patch:
+      default:
+        target: 80%
+
+comment:
+  layout: "condensed_header, diff, flags, components"
+  require_changes: true
diff --git a/pyproject.toml b/pyproject.toml
index 90d1a39..26eb474 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -62,18 +62,18 @@ parentdir_prefix = ""
 
 [tool.pytest.ini_options]
 minversion = "6"
-testpaths = ["tests"]
+testpaths = ["src", "tests"]
 log_level = "INFO"
 xfail_strict = true
 addopts = ["-ra", "--strict-config", "--strict-markers"]
-filterwarnings = ["error"]
+filterwarnings = ["error", "ignore::pytest.PytestUnraisableExceptionWarning", "ignore::SyntaxWarning:datalad*"]
 norecursedirs = ["data"]
 doctest_optionflags = ["NORMALIZE_WHITESPACE", "IGNORE_EXCEPTION_DETAIL"]
 
 [tool.coverage.run]
 branch = true
 parallel = true
-source = ["bids_validator", "tests"]
+source = ["src", "tests"]
 omit = [
   "setup.py",
   "*/_version.py",
diff --git a/tox.ini b/tox.ini
index 9dcdad2..639b7a9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -60,6 +60,8 @@ deps =
   pre: git+https://github.com/bids-standard/bids-specification.git\#subdirectory=tools/schemacode
 
 commands =
+  # Avoid SyntaxWarning being promoted to SyntaxError in Python 3.14, Datalad up to 1.3.2.
+  python -c 'import datalad'
   coverage erase
   coverage run -p -m bids_validator tests/data/bids-examples/ds000117
   python -m pytest --doctest-modules --cov . --cov-append --cov-report term \