diff --git a/.woodpecker.yml b/.woodpecker.yml
new file mode 100644
index 0000000..e50afec
--- /dev/null
+++ b/.woodpecker.yml
@@ -0,0 +1,75 @@
+branches: main
+
+pipeline:
+  code_lint:
+    image: python
+    commands:
+      - pip install poetry
+      - poetry install
+      - pip install black
+      - echo "----------------- running lint ------------------"
+      - python --version && poetry --version && black --version
+      - poetry run black .
+
+  unit_tests:
+    image: thekevjames/nox
+    commands:
+      - pip install poetry
+      - poetry install
+      - echo "----------------- running tests ------------------"
+      - python --version && poetry --version && nox --version
+      - poetry run nox
+
+  static_analysis:
+    image: python
+    commands:
+      - pip install poetry
+      - poetry install
+      - pip install mypy
+      - echo "----------------- running analysis ------------------"
+      - python --version && poetry --version && mypy --version
+      - poetry run mypy .
+
+  build_dist:
+    image: python
+    commands:
+      - pip install poetry
+      - poetry install
+      - echo "----------------- running analysis ------------------"
+      - python --version && poetry --version
+      - poetry build
+    when:
+      branch: main
+
+  release_prep:
+    image: python
+    commands:
+      - echo "----------------- preparing release ------------------"
+      - python tools/extract-changelog.py
+
+  gitea_release:
+    image: plugins/gitea-release
+    settings:
+      api_key: 
+        from_secret: gitea_release_token
+      base_url: https://git.martyoeh.me
+      files: dist/*
+      title: NEWEST_VERSION.md
+      note: NEWEST_CHANGES.md
+    when:
+      event: tag
+      tag: v*
+
+  notify_matrix:
+    image: plugins/matrix
+    settings:
+      homeserver: https://matrix.org
+      roomid:
+        from_secret: matrix_roomid
+      userid:
+        from_secret: matrix_userid
+      accesstoken:
+        from_secret: matrix_token
+    when:
+      status: [ success, failure ]
+
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a03a334..723aa00 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,7 +17,7 @@ and this project tries to adhere to [Semantic Versioning](https://semver.org/spe
 
 * Compatible with Python stretching back to version 3.7
 
-## [0.4] - 2021-12-06
+## [0.4.0] - 2021-12-06
 
 ### Added 
 
diff --git a/pyproject.toml b/pyproject.toml
index c0716f4..468c0db 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,3 +38,13 @@ show_missing = true
 [build-system]
 requires = ["poetry-core>=1.0.0"]
 build-backend = "poetry.core.masonry.api"
+
+[[tool.mypy.overrides]]
+module = [
+    "click",
+    "click.testing",
+    "pytest",
+    "nox",
+    "importlib-metadata"
+]
+ignore_missing_imports = true
diff --git a/src/habitmove/__init__.py b/src/habitmove/__init__.py
index fcbc880..6c60766 100644
--- a/src/habitmove/__init__.py
+++ b/src/habitmove/__init__.py
@@ -4,6 +4,6 @@ import sys
 try:
     from importlib.metadata import version as metadata_version
 except ImportError:
-    from importlib_metadata import version as metadata_version
+    from importlib_metadata import version as metadata_version  # type: ignore
 
 __version__ = str(metadata_version(__name__))
diff --git a/src/habitmove/repetitions.py b/src/habitmove/repetitions.py
index 0d1ffa9..63ce416 100644
--- a/src/habitmove/repetitions.py
+++ b/src/habitmove/repetitions.py
@@ -55,10 +55,11 @@ def habit_list_add_ids(c: sqlite3.Cursor, habitlist: list[Habit]) -> dict[int, H
     :return habit_id_dict: The habit collection as a dict with the keys
                                  consisting of the habit's sqlite database ID.
     """
-    with_id = {}
+    with_id: dict[int, Habit] = {}
     for h in habitlist:
         sql_id = fetch_habit_id(c, h.uuid or "")
-        with_id[sql_id] = h
+        if sql_id is not None:
+            with_id[sql_id] = h
 
     return with_id
 
@@ -74,6 +75,8 @@ def fetch_habit_id(cursor: sqlite3.Cursor, uuid: str) -> Optional[int]:
     if id is not None:
         return id[0]
 
+    return None
+
 
 def add_to_database(
     cursor: sqlite3.Cursor, habits: dict[int, Habit], repetition: Repetition
diff --git a/tools/extract-changelog.py b/tools/extract-changelog.py
new file mode 100644
index 0000000..e14de09
--- /dev/null
+++ b/tools/extract-changelog.py
@@ -0,0 +1,56 @@
+import re
+
+## Extracts the version and newest changes from a semantic changelog.
+#
+# Important, it only works with three-parted version numbers
+# a-la 1.2.3 or 313.01.1888 -- needs \d.\d.\d to work.
+#
+# The version number and changeset will be put in `NEWEST_VERSION.md`
+# and `NEWEST_CHANGES.md` respectively, for further use in releases.
+OUTPUT_FILE_VERSION = "NEWEST_VERSION.md"
+OUTPUT_FILE_CHANGES = "NEWEST_CHANGES.md"
+
+
+def getVersion(file):
+    for line in file:
+        m = re.match(r"^## \[(\d+\.\d+\.\d+)\]", line)
+        if m and m.group(1):
+            return m.group(1)
+
+
+def getSection(file):
+    inRecordingMode = False
+    for line in file:
+        if not inRecordingMode:
+            if re.match(r"^## \[\d+\.\d+\.\d+\]", line):
+                inRecordingMode = True
+        elif re.match(r"^## \[\d+\.\d+\.\d+\]", line):
+            inRecordingMode = False
+            break
+        elif re.match(r"^$", line):
+            pass
+        else:
+            yield line
+
+
+def toFile(fname, content):
+    file = open(fname, "w")
+    file.write(content)
+    file.close()
+
+
+with open("CHANGELOG.md") as file:
+    title = getVersion(file)
+    print(title)
+    toFile(OUTPUT_FILE_VERSION, title)
+
+with open("CHANGELOG.md") as file:
+    newest_changes_gen = getSection(file)
+    newest_changes = ""
+    for line in newest_changes_gen:
+        newest_changes += line
+    print("[Extracted Changelog]")
+    print(newest_changes)
+    toFile(OUTPUT_FILE_CHANGES, newest_changes)
+
+file.close()