Pikepdf Initial Integration (#12454)

This pull requests integrates the Dockerfile needed to build the fuzzers
for pikepdf, as merged into upstream here -
pikepdf/pikepdf#607

---------

Co-authored-by: bcapuano <[email protected]>

projects/pikepdf/Dockerfile

@@ -0,0 +1,36 @@
+# Copyright 2023 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+
+FROM gcr.io/oss-fuzz-base/base-builder-python
+
+ENV DEBIAN_FRONTEND=noninteractive
+RUN apt-get update && apt-get install -y --no-install-recommends\
+        cmake \
+        make \
+        pkg-config \
+        clang \
+        libjpeg-dev \
+        zlib1g-dev \
+    && rm -rf /var/lib/apt/lists/*
+RUN apt-get purge -y gcc && apt-get autoremove -y && apt-get clean
+
+RUN pip3 install --upgrade pip
+RUN git clone --depth 1 https://github.com/pikepdf/pikepdf.git pikepdf \
+        && cp pikepdf/fuzzing/build.sh $SRC/
+RUN git clone --depth 1 https://github.com/qpdf/qpdf.git qpdf
+
+WORKDIR pikepdf
+