fix: add missing qrcode and pillow dependencies to Dockerfile and pyproject.toml

This fixes the 'ModuleNotFoundError: No module named qrcode' error in the container.
Updated pyproject.toml version to 0.10.

Co-authored-by: Antigravity <antigravity@google.com>

build/Dockerfile

@@ -12,7 +12,9 @@ RUN pip install --no-cache-dir \
     flask \
     google-api-python-client \
     google-auth-httplib2 \
-    google-auth-oauthlib
+    google-auth-oauthlib \
+    qrcode \
+    pillow
 
 COPY app.py Makefile ./
 COPY scripts/ ./scripts/

pyproject.toml

@@ -1,12 +1,13 @@
 [project]
 name = "fuj-management"
-version = "0.06"
+version = "0.10"
 description = "Management tools for FUJ (Frisbee Ultimate Jablonec)"
 dependencies = [
     "flask>=3.1.3",
     "google-api-python-client>=2.162.0",
     "google-auth-httplib2>=0.2.0",
     "google-auth-oauthlib>=1.2.1",
+    "qrcode[pil]>=8.0",
 ]
 requires-python = ">=3.13"