diff --git a/.github/workflows/e2e-personal.yaml b/.github/workflows/e2e-personal.yaml
index 4c9ba424..f765f39c 100644
--- a/.github/workflows/e2e-personal.yaml
+++ b/.github/workflows/e2e-personal.yaml
@@ -23,7 +23,7 @@ jobs:
         run: |
           dnf -y update
           dnf -y group install development-tools
-          dnf -y install ldc libcurl-devel sqlite-devel dbus-devel jq
+          dnf -y install python3 ldc libcurl-devel sqlite-devel dbus-devel jq
 
       - name: Build + local install prefix
         run: |
@@ -57,7 +57,7 @@ jobs:
           E2E_TARGET: personal
           RUN_ID: ${{ github.run_id }}
         run: |
-          bash ci/e2e/run.sh
+          python3 ci/e2e/run.py
 
       - name: Upload E2E artefacts
         if: always()
@@ -75,7 +75,6 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      # Download the artifact produced by the e2e_personal job
       - name: Download artefact
         uses: actions/download-artifact@v4
         with:
@@ -115,6 +114,7 @@ jobs:
           echo "md<<EOF" >> "$GITHUB_OUTPUT"
           echo -e "$md" >> "$GITHUB_OUTPUT"
           echo "EOF" >> "$GITHUB_OUTPUT"
+
       - name: Find PR associated with this commit
         id: pr
         uses: actions/github-script@v7
@@ -164,4 +164,4 @@ jobs:
               await github.rest.issues.createComment({
                 owner, repo, issue_number, body
               });
-            }
+            }
\ No newline at end of file
diff --git a/ci/e2e/framework/__init__.py b/ci/e2e/framework/__init__.py
new file mode 100644
index 00000000..c6d25611
--- /dev/null
+++ b/ci/e2e/framework/__init__.py
@@ -0,0 +1,3 @@
+"""
+E2E framework package for GitHub Actions based validation.
+"""
\ No newline at end of file
diff --git a/ci/e2e/framework/base.py b/ci/e2e/framework/base.py
new file mode 100644
index 00000000..a8f323ca
--- /dev/null
+++ b/ci/e2e/framework/base.py
@@ -0,0 +1,23 @@
+from __future__ import annotations
+
+from abc import ABC, abstractmethod
+
+from framework.context import E2EContext
+from framework.result import TestResult
+
+
+class E2ETestCase(ABC):
+    """
+    Base class for all E2E test cases.
+    """
+
+    case_id: str = ""
+    name: str = ""
+    description: str = ""
+
+    @abstractmethod
+    def run(self, context: E2EContext) -> TestResult:
+        """
+        Execute the test case and return a structured TestResult.
+        """
+        raise NotImplementedError
\ No newline at end of file
diff --git a/ci/e2e/framework/context.py b/ci/e2e/framework/context.py
new file mode 100644
index 00000000..66bb76d1
--- /dev/null
+++ b/ci/e2e/framework/context.py
@@ -0,0 +1,66 @@
+from __future__ import annotations
+
+import os
+from dataclasses import dataclass
+from pathlib import Path
+
+from framework.utils import ensure_directory, timestamp_now, write_text_file_append
+
+
+@dataclass
+class E2EContext:
+    """
+    Runtime context for the E2E framework.
+    """
+
+    onedrive_bin: str
+    e2e_target: str
+    run_id: str
+
+    repo_root: Path
+    out_dir: Path
+    logs_dir: Path
+    state_dir: Path
+    work_root: Path
+
+    @classmethod
+    def from_environment(cls) -> "E2EContext":
+        onedrive_bin = os.environ.get("ONEDRIVE_BIN", "").strip()
+        e2e_target = os.environ.get("E2E_TARGET", "").strip()
+        run_id = os.environ.get("RUN_ID", "").strip()
+
+        if not onedrive_bin:
+            raise RuntimeError("Environment variable ONEDRIVE_BIN must be set")
+        if not e2e_target:
+            raise RuntimeError("Environment variable E2E_TARGET must be set")
+        if not run_id:
+            raise RuntimeError("Environment variable RUN_ID must be set")
+
+        repo_root = Path.cwd()
+        out_dir = repo_root / "ci" / "e2e" / "out"
+        logs_dir = out_dir / "logs"
+        state_dir = out_dir / "state"
+
+        runner_temp = os.environ.get("RUNNER_TEMP", "/tmp").strip()
+        work_root = Path(runner_temp) / f"onedrive-e2e-{e2e_target}"
+
+        return cls(
+            onedrive_bin=onedrive_bin,
+            e2e_target=e2e_target,
+            run_id=run_id,
+            repo_root=repo_root,
+            out_dir=out_dir,
+            logs_dir=logs_dir,
+            state_dir=state_dir,
+            work_root=work_root,
+        )
+
+    @property
+    def master_log_file(self) -> Path:
+        return self.out_dir / "run.log"
+
+    def log(self, message: str) -> None:
+        ensure_directory(self.out_dir)
+        line = f"[{timestamp_now()}] {message}\n"
+        print(line, end="")
+        write_text_file_append(self.master_log_file, line)
\ No newline at end of file
diff --git a/ci/e2e/framework/result.py b/ci/e2e/framework/result.py
new file mode 100644
index 00000000..ff6eb98e
--- /dev/null
+++ b/ci/e2e/framework/result.py
@@ -0,0 +1,50 @@
+from __future__ import annotations
+
+from dataclasses import dataclass, field
+
+
+@dataclass
+class TestResult:
+    """
+    Structured test result returned by each test case.
+    """
+
+    case_id: str
+    name: str
+    status: str
+    reason: str = ""
+    artifacts: list[str] = field(default_factory=list)
+    details: dict = field(default_factory=dict)
+
+    @staticmethod
+    def pass_result(
+        case_id: str,
+        name: str,
+        artifacts: list[str] | None = None,
+        details: dict | None = None,
+    ) -> "TestResult":
+        return TestResult(
+            case_id=case_id,
+            name=name,
+            status="pass",
+            reason="",
+            artifacts=artifacts or [],
+            details=details or {},
+        )
+
+    @staticmethod
+    def fail_result(
+        case_id: str,
+        name: str,
+        reason: str,
+        artifacts: list[str] | None = None,
+        details: dict | None = None,
+    ) -> "TestResult":
+        return TestResult(
+            case_id=case_id,
+            name=name,
+            status="fail",
+            reason=reason,
+            artifacts=artifacts or [],
+            details=details or {},
+        )
\ No newline at end of file
diff --git a/ci/e2e/framework/utils.py b/ci/e2e/framework/utils.py
new file mode 100644
index 00000000..52e72d78
--- /dev/null
+++ b/ci/e2e/framework/utils.py
@@ -0,0 +1,78 @@
+from __future__ import annotations
+
+import os
+import shutil
+import subprocess
+from dataclasses import dataclass
+from datetime import datetime, timezone
+from pathlib import Path
+
+
+@dataclass
+class CommandResult:
+    command: list[str]
+    returncode: int
+    stdout: str
+    stderr: str
+
+    @property
+    def ok(self) -> bool:
+        return self.returncode == 0
+
+
+def timestamp_now() -> str:
+    return datetime.now(timezone.utc).strftime("%Y-%m-%d %H:%M:%S UTC")
+
+
+def ensure_directory(path: Path) -> None:
+    path.mkdir(parents=True, exist_ok=True)
+
+
+def reset_directory(path: Path) -> None:
+    if path.exists():
+        shutil.rmtree(path)
+    path.mkdir(parents=True, exist_ok=True)
+
+
+def write_text_file(path: Path, content: str) -> None:
+    ensure_directory(path.parent)
+    path.write_text(content, encoding="utf-8")
+
+
+def write_text_file_append(path: Path, content: str) -> None:
+    ensure_directory(path.parent)
+    with path.open("a", encoding="utf-8") as fp:
+        fp.write(content)
+
+
+def run_command(
+    command: list[str],
+    cwd: Path | None = None,
+    env: dict[str, str] | None = None,
+) -> CommandResult:
+    merged_env = os.environ.copy()
+    if env:
+        merged_env.update(env)
+
+    completed = subprocess.run(
+        command,
+        cwd=str(cwd) if cwd else None,
+        env=merged_env,
+        stdout=subprocess.PIPE,
+        stderr=subprocess.PIPE,
+        text=True,
+        encoding="utf-8",
+        errors="replace",
+        check=False,
+    )
+
+    return CommandResult(
+        command=command,
+        returncode=completed.returncode,
+        stdout=completed.stdout,
+        stderr=completed.stderr,
+    )
+
+
+def command_to_string(command: list[str]) -> str:
+    return " ".join(command)
\ No newline at end of file
diff --git a/ci/e2e/run.py b/ci/e2e/run.py
new file mode 100644
index 00000000..dc699d05
--- /dev/null
+++ b/ci/e2e/run.py
@@ -0,0 +1,124 @@
+#!/usr/bin/env python3
+from __future__ import annotations
+
+import json
+import sys
+import traceback
+from pathlib import Path
+
+from framework.context import E2EContext
+from framework.result import TestResult
+from framework.utils import ensure_directory, write_text_file
+from testcases.tc0001_basic_resync import TestCase0001BasicResync
+
+
+def build_test_suite() -> list:
+    """
+    Return the ordered list of E2E test cases to execute.
+
+    Add future test cases here in the required execution order.
+    """
+    return [
+        TestCase0001BasicResync(),
+    ]
+
+
+def result_to_actions_case(result: TestResult) -> dict:
+    """
+    Convert the internal TestResult into the JSON structure expected by the
+    GitHub Actions workflow summary/reporting logic.
+    """
+    output = {
+        "id": result.case_id,
+        "name": result.name,
+        "status": result.status,
+    }
+
+    if result.reason:
+        output["reason"] = result.reason
+
+    if result.artifacts:
+        output["artifacts"] = result.artifacts
+
+    if result.details:
+        output["details"] = result.details
+
+    return output
+
+
+def main() -> int:
+    context = E2EContext.from_environment()
+    ensure_directory(context.out_dir)
+    ensure_directory(context.logs_dir)
+    ensure_directory(context.state_dir)
+    ensure_directory(context.work_root)
+
+    context.log(
+        f"Initialising E2E framework for target='{context.e2e_target}', "
+        f"run_id='{context.run_id}'"
+    )
+
+    cases = []
+    failed = False
+
+    for testcase in build_test_suite():
+        context.log(f"Starting test case {testcase.case_id}: {testcase.name}")
+
+        try:
+            result = testcase.run(context)
+
+            if result.case_id != testcase.case_id:
+                raise RuntimeError(
+                    f"Test case returned mismatched case_id: "
+                    f"expected '{testcase.case_id}', got '{result.case_id}'"
+                )
+
+            cases.append(result_to_actions_case(result))
+
+            if result.status != "pass":
+                failed = True
+                context.log(
+                    f"Test case {testcase.case_id} FAILED: {result.reason or 'no reason provided'}"
+                )
+            else:
+                context.log(f"Test case {testcase.case_id} PASSED")
+
+        except Exception as exc:
+            failed = True
+            tb = traceback.format_exc()
+
+            context.log(f"Unhandled exception in test case {testcase.case_id}: {exc}")
+            context.log(tb)
+
+            error_log = context.logs_dir / f"{testcase.case_id}_exception.log"
+            write_text_file(error_log, tb)
+
+            failure_result = TestResult(
+                case_id=testcase.case_id,
+                name=testcase.name,
+                status="fail",
+                reason=f"Unhandled exception: {exc}",
+                artifacts=[str(error_log)],
+                details={
+                    "exception_type": type(exc).__name__,
+                },
+            )
+            cases.append(result_to_actions_case(failure_result))
+
+    results = {
+        "target": context.e2e_target,
+        "run_id": context.run_id,
+        "cases": cases,
+    }
+
+    results_file = context.out_dir / "results.json"
+    results_json = json.dumps(results, indent=2, sort_keys=False)
+    write_text_file(results_file, results_json)
+
+    context.log(f"Wrote results to {results_file}")
+
+    return 1 if failed else 0
+
+
+if __name__ == "__main__":
+    sys.exit(main())
\ No newline at end of file
diff --git a/ci/e2e/run.sh b/ci/e2e/run.sh
deleted file mode 100644
index a0d3b3e8..00000000
--- a/ci/e2e/run.sh
+++ /dev/null
@@ -1,98 +0,0 @@
-#!/usr/bin/env bash
-set -euo pipefail
-
-# Required environment variables:
-#   ONEDRIVE_BIN
-#   E2E_TARGET
-#   RUN_ID
-#
-# Optional (provided by GitHub Actions):
-#   RUNNER_TEMP
-
-OUT_DIR="ci/e2e/out"
-SYNC_ROOT="${RUNNER_TEMP:-/tmp}/sync-${E2E_TARGET}"
-
-mkdir -p "$OUT_DIR"
-mkdir -p "$SYNC_ROOT"
-
-RESULTS_FILE="${OUT_DIR}/results.json"
-LOG_FILE="${OUT_DIR}/sync.log"
-
-# We'll collect cases as JSON objects in a bash array, then assemble results.json.
-declare -a CASES=()
-pass_count=0
-fail_count=0
-
-# Helper: add a PASS case
-add_pass() {
-  local id="$1"
-  local name="$2"
-  CASES+=("$(jq -cn --arg id "$id" --arg name "$name" \
-    '{id:$id,name:$name,status:"pass"}')")
-  pass_count=$((pass_count + 1))
-}
-
-# Helper: add a FAIL case (with reason)
-add_fail() {
-  local id="$1"
-  local name="$2"
-  local reason="$3"
-  CASES+=("$(jq -cn --arg id "$id" --arg name "$name" --arg reason "$reason" \
-    '{id:$id,name:$name,status:"fail",reason:$reason}')")
-  fail_count=$((fail_count + 1))
-}
-
-echo "E2E target: ${E2E_TARGET}"
-echo "Sync root: ${SYNC_ROOT}"
-
-###############################################
-# Test Case 0001: basic resync
-###############################################
-TC_ID="0001"
-TC_NAME="basic-resync (sync + verbose + resync + resync-auth)"
-
-echo "Running test case ${TC_ID}: ${TC_NAME}"
-echo "Running: onedrive --sync --verbose --resync --resync-auth"
-
-# Stream output to console AND log file (Option A) while preserving exit code.
-set +e
-"$ONEDRIVE_BIN" \
-  --sync \
-  --verbose \
-  --resync \
-  --resync-auth \
-  --syncdir "$SYNC_ROOT" \
-  2>&1 | tee "$LOG_FILE"
-rc=${PIPESTATUS[0]}
-set -e
-
-if [ "$rc" -eq 0 ]; then
-  add_pass "$TC_ID" "$TC_NAME"
-else
-  add_fail "$TC_ID" "$TC_NAME" "onedrive exited with code ${rc}"
-fi
-
-
-
-
-###############################################
-# Write results.json
-###############################################
-# Build JSON array from CASES[]
-cases_json="$(printf '%s\n' "${CASES[@]}" | jq -cs '.')"
-
-jq -n \
-  --arg target "$E2E_TARGET" \
-  --argjson run_id "$RUN_ID" \
-  --argjson cases "$cases_json" \
-  '{target:$target, run_id:$run_id, cases:$cases}' \
-  > "$RESULTS_FILE"
-
-echo "Results written to ${RESULTS_FILE}"
-echo "Passed: ${pass_count}"
-echo "Failed: ${fail_count}"
-
-# Fail the job if any cases failed.
-if [ "$fail_count" -ne 0 ]; then
-  exit 1
-fi
diff --git a/ci/e2e/testcases/__init__.py b/ci/e2e/testcases/__init__.py
new file mode 100644
index 00000000..3db46e2b
--- /dev/null
+++ b/ci/e2e/testcases/__init__.py
@@ -0,0 +1,3 @@
+"""
+E2E test case package.
+"""
\ No newline at end of file
diff --git a/ci/e2e/testcases/tc0001_basic_resync.py b/ci/e2e/testcases/tc0001_basic_resync.py
new file mode 100644
index 00000000..3ee55d8b
--- /dev/null
+++ b/ci/e2e/testcases/tc0001_basic_resync.py
@@ -0,0 +1,89 @@
+from __future__ import annotations
+
+from pathlib import Path
+
+from framework.base import E2ETestCase
+from framework.context import E2EContext
+from framework.result import TestResult
+from framework.utils import command_to_string, reset_directory, run_command, write_text_file
+
+
+class TestCase0001BasicResync(E2ETestCase):
+    """
+    Test Case 0001: basic resync
+
+    Purpose:
+    - validate that the E2E framework can invoke the client
+    - validate that the configured environment is sufficient to run a basic sync
+    - provide a simple baseline smoke test before more advanced E2E scenarios
+    """
+
+    case_id = "0001"
+    name = "basic resync"
+    description = "Run a basic --sync --resync --resync-auth operation and capture the outcome"
+
+    def run(self, context: E2EContext) -> TestResult:
+        case_work_dir = context.work_root / f"tc{self.case_id}"
+        case_log_dir = context.logs_dir / f"tc{self.case_id}"
+        state_dir = context.state_dir / f"tc{self.case_id}"
+
+        reset_directory(case_work_dir)
+        reset_directory(case_log_dir)
+        reset_directory(state_dir)
+
+        stdout_file = case_log_dir / "stdout.log"
+        stderr_file = case_log_dir / "stderr.log"
+        metadata_file = state_dir / "metadata.txt"
+
+        command = [
+            context.onedrive_bin,
+            "--sync",
+            "--verbose",
+            "--resync",
+            "--resync-auth",
+        ]
+
+        context.log(
+            f"Executing Test Case {self.case_id}: {command_to_string(command)}"
+        )
+
+        result = run_command(command, cwd=context.repo_root)
+
+        write_text_file(stdout_file, result.stdout)
+        write_text_file(stderr_file, result.stderr)
+
+        metadata_lines = [
+            f"case_id={self.case_id}",
+            f"name={self.name}",
+            f"command={command_to_string(command)}",
+            f"returncode={result.returncode}",
+        ]
+        write_text_file(metadata_file, "\n".join(metadata_lines) + "\n")
+
+        artifacts = [
+            str(stdout_file),
+            str(stderr_file),
+            str(metadata_file),
+        ]
+
+        details = {
+            "command": command,
+            "returncode": result.returncode,
+        }
+
+        if result.returncode != 0:
+            reason = f"onedrive exited with non-zero status {result.returncode}"
+            return TestResult.fail_result(
+                case_id=self.case_id,
+                name=self.name,
+                reason=reason,
+                artifacts=artifacts,
+                details=details,
+            )
+
+        return TestResult.pass_result(
+            case_id=self.case_id,
+            name=self.name,
+            artifacts=artifacts,
+            details=details,
+        )
\ No newline at end of file